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743 lines
21 KiB
743 lines
21 KiB
VERSION 5.00
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Begin VB.Form dma9812
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Appearance = 0 'Flat
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AutoRedraw = -1 'True
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BackColor = &H00C0C0C0&
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Caption = "9812 DMA"
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ClientHeight = 6390
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ClientLeft = 1020
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ClientTop = 1650
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ClientWidth = 7665
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BeginProperty Font
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Name = "MS Sans Serif"
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Size = 8.25
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Charset = 0
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Weight = 700
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Underline = 0 'False
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Italic = 0 'False
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Strikethrough = 0 'False
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EndProperty
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ForeColor = &H0000FFFF&
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LinkTopic = "Form1"
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PaletteMode = 1 'UseZOrder
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ScaleHeight = 6390
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ScaleWidth = 7665
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Begin VB.Frame Frame4
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "Card Type"
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ForeColor = &H00FF0000&
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Height = 735
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Left = 4920
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TabIndex = 30
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Top = 5040
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Width = 2595
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Begin VB.ComboBox cobCardType
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Appearance = 0 'Flat
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Height = 315
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Left = 540
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Style = 2 'Dropdown List
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TabIndex = 31
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Top = 300
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Width = 1395
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End
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End
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Begin VB.Frame Frame3
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "Post Trigger Count"
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ForeColor = &H00FF0000&
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Height = 615
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Left = 120
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TabIndex = 28
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Top = 5160
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Width = 2055
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Begin VB.TextBox txtPostCount
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Alignment = 1 'Right Justify
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Height = 285
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Left = 180
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TabIndex = 29
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Text = "500"
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Top = 240
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Width = 975
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End
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End
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Begin VB.Frame Frame2
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "Channel Count"
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ForeColor = &H00FF0000&
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Height = 615
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Left = 120
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TabIndex = 25
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Top = 4500
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Width = 2055
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Begin VB.ComboBox cobChn
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Appearance = 0 'Flat
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Height = 315
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Left = 180
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Style = 2 'Dropdown List
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TabIndex = 26
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Top = 240
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Width = 855
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End
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Begin VB.Label Label8
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "channels"
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ForeColor = &H0000FFFF&
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Height = 255
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Left = 1080
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TabIndex = 27
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Top = 300
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Width = 795
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End
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End
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Begin VB.Frame Frame1
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "Trigger"
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ForeColor = &H00FF0000&
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Height = 1935
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Left = 2280
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TabIndex = 17
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Top = 3840
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Width = 2535
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Begin VB.ComboBox cobTrigLevel
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Appearance = 0 'Flat
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Height = 315
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Left = 900
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Style = 2 'Dropdown List
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TabIndex = 38
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Top = 1500
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Width = 975
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End
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Begin VB.ComboBox cobTrigPol
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Appearance = 0 'Flat
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Height = 315
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Left = 900
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Style = 2 'Dropdown List
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TabIndex = 22
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Top = 1080
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Width = 1515
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End
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Begin VB.ComboBox cobTrigSrc
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Appearance = 0 'Flat
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Height = 315
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Left = 900
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Style = 2 'Dropdown List
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TabIndex = 19
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Top = 660
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Width = 1515
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End
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Begin VB.ComboBox cobTrigMode
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Appearance = 0 'Flat
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Height = 315
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Left = 900
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Style = 2 'Dropdown List
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TabIndex = 18
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Top = 240
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Width = 1515
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End
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Begin VB.Label Label7
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Caption = "Level:"
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Height = 195
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Left = 120
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TabIndex = 24
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Top = 1560
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Width = 735
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End
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Begin VB.Label Label6
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Caption = "Polarity:"
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Height = 195
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Left = 120
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TabIndex = 23
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Top = 1140
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Width = 735
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End
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Begin VB.Label Label5
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Caption = "Source:"
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Height = 195
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Left = 120
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TabIndex = 21
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Top = 720
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Width = 735
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End
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Begin VB.Label Label4
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Caption = "Mode:"
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Height = 195
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Left = 120
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TabIndex = 20
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Top = 300
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Width = 675
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End
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End
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Begin VB.CommandButton btnStart
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Appearance = 0 'Flat
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BackColor = &H80000005&
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Caption = "Start"
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Height = 375
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Left = 3240
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TabIndex = 3
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Top = 5940
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Width = 1005
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End
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Begin VB.Frame frmData
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "Data Size (in samples)"
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ForeColor = &H00FF0000&
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Height = 615
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Left = 120
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TabIndex = 2
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Top = 3840
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Width = 2055
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Begin VB.ComboBox cobDataSize
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Appearance = 0 'Flat
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Height = 315
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Left = 180
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TabIndex = 12
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Text = "cobDataSize"
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Top = 240
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Width = 1395
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End
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End
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Begin VB.Frame frmSample
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "Clock"
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ForeColor = &H00FF0000&
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Height = 1095
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Left = 4920
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TabIndex = 1
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Top = 3840
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Width = 2595
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Begin VB.ComboBox cobClkSrc
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Appearance = 0 'Flat
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Height = 315
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Left = 900
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Style = 2 'Dropdown List
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TabIndex = 16
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Top = 240
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Width = 1515
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End
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Begin VB.ComboBox cobRate
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Appearance = 0 'Flat
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Height = 315
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Left = 900
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Style = 2 'Dropdown List
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TabIndex = 11
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Top = 660
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Width = 975
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End
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Begin VB.Label Label3
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Caption = "Source:"
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Height = 195
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Left = 180
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TabIndex = 15
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Top = 300
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Width = 675
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End
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Begin VB.Label Label2
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Caption = "Rate:"
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Height = 195
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Left = 180
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TabIndex = 14
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Top = 720
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Width = 495
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End
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Begin VB.Label Label1
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "MHz"
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ForeColor = &H0000FFFF&
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Height = 255
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Left = 1980
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TabIndex = 13
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Top = 735
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Width = 450
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End
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End
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Begin VB.Frame dmaFrame
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "DMA Input(A/D)"
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ForeColor = &H00FF0000&
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Height = 3735
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Left = 120
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TabIndex = 0
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Top = 60
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Width = 7395
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Begin VB.HScrollBar scrollView
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Height = 255
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LargeChange = 10
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Left = 720
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TabIndex = 39
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Top = 3360
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Width = 5655
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End
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Begin VB.PictureBox picScreen
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Appearance = 0 'Flat
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AutoRedraw = -1 'True
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BackColor = &H00000000&
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ForeColor = &H80000008&
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Height = 2595
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Left = 720
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ScaleHeight = 171
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ScaleMode = 3 'Pixel
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ScaleWidth = 375
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TabIndex = 4
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Top = 480
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Width = 5655
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End
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Begin VB.Image TriggerPos
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Height = 120
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Left = 6300
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Picture = "9812DMA.frx":0000
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Top = 330
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Visible = 0 'False
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Width = 120
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End
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Begin VB.Label Label10
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Caption = "3"
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Height = 195
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Index = 3
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Left = 6840
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TabIndex = 37
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Top = 1800
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Width = 195
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End
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Begin VB.Label Label10
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Caption = "2"
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Height = 195
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Index = 2
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Left = 6840
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TabIndex = 36
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Top = 1380
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Width = 195
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End
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Begin VB.Label Label10
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Caption = "1"
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Height = 195
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Index = 1
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Left = 6840
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TabIndex = 35
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Top = 960
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Width = 195
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End
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Begin VB.Label Label10
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Caption = "0"
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Height = 195
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Index = 0
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Left = 6840
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TabIndex = 34
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Top = 540
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Width = 195
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End
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Begin VB.Shape shpColor
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BackColor = &H00008000&
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BackStyle = 1 'Opaque
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Height = 255
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Index = 3
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Left = 6600
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Top = 1740
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Width = 195
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End
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Begin VB.Shape shpColor
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BackColor = &H000000FF&
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BackStyle = 1 'Opaque
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Height = 255
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Index = 2
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Left = 6600
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Top = 1320
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Width = 195
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End
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Begin VB.Shape shpColor
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BackColor = &H00FF0000&
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BackStyle = 1 'Opaque
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Height = 255
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Index = 1
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Left = 6600
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Top = 900
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Width = 195
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End
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Begin VB.Shape shpColor
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BackColor = &H0000FFFF&
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BackStyle = 1 'Opaque
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BorderColor = &H00000000&
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Height = 255
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Index = 0
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Left = 6600
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Top = 480
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Width = 195
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End
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Begin VB.Label lblLeft
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Caption = "0"
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Height = 195
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Left = 660
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TabIndex = 33
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Top = 3120
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Width = 795
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End
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Begin VB.Label lblRight
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Alignment = 1 'Right Justify
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Caption = "0"
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Height = 195
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Left = 5520
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TabIndex = 32
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Top = 3120
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Width = 915
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End
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Begin VB.Label labValue
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Alignment = 1 'Right Justify
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "-1.00"
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ForeColor = &H0000FFFF&
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Height = 255
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Index = 4
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Left = 45
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TabIndex = 10
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Top = 2940
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Width = 600
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End
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Begin VB.Label labValue
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Alignment = 1 'Right Justify
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "-0.50"
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ForeColor = &H0000FFFF&
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Height = 255
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Index = 3
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Left = 45
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TabIndex = 9
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Top = 2280
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Width = 600
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End
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Begin VB.Label labValue
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Alignment = 1 'Right Justify
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "0.00"
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ForeColor = &H0000FFFF&
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Height = 255
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Index = 2
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Left = 45
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TabIndex = 8
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Top = 1680
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Width = 600
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End
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Begin VB.Label labValue
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Alignment = 1 'Right Justify
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "0.50"
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ForeColor = &H0000FFFF&
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Height = 255
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Index = 1
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Left = 45
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TabIndex = 7
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Top = 1020
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Width = 600
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End
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Begin VB.Label labValue
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Alignment = 1 'Right Justify
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "1.00"
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ForeColor = &H0000FFFF&
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Height = 255
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Index = 0
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Left = 45
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TabIndex = 6
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Top = 420
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Width = 600
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End
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Begin VB.Label labVots
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Appearance = 0 'Flat
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BackColor = &H00C0C0C0&
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Caption = "Volt"
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ForeColor = &H0000FFFF&
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Height = 255
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Left = 180
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TabIndex = 5
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Top = 195
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Width = 435
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End
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End
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Begin VB.Label txtXfer
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Alignment = 1 'Right Justify
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ForeColor = &H00C00000&
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Height = 255
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Left = 4860
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TabIndex = 40
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Top = 6000
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Width = 2595
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End
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Begin VB.Menu mnuExit
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Caption = "E&xit!"
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End
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End
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Attribute VB_Name = "dma9812"
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Attribute VB_GlobalNameSpace = False
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Attribute VB_Creatable = False
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Attribute VB_PredeclaredId = True
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Attribute VB_Exposed = False
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Const PCI9812 = 0
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Const PCI9810 = 1
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Const DISP_COUNT = 1000
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Dim card As Integer
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Dim slot As Integer
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Dim bus As Integer
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Dim card_number As Integer
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'Dim hEnts As EventHandles
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Dim gnADChn As Long
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Dim gnCount As Long
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Dim gnClkDiv As Integer
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Dim trigLevel As Integer
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Dim count1 As Long
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Dim ch_cnt As Integer
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Dim gnBuffer(10000000) As Integer
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Dim dma_size As Long
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'Dim chans(4) As Integer
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Dim range As Integer
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Private Sub btnStart_Click()
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Dim result As Long
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Dim Status As Byte
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Dim i As Long, k As Long
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card_number = 0
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If card < 0 Then
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btnStart.Enabled = False
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card = Register_Card(PCI_9812, 0)
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If card < 0 Then
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MsgBox "Register Card Failed"
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End
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End If
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End If
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dma_size = CLng(cobDataSize.Text)
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sample_rate = (40 * 1000000) / gnClkDiv
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ch_cnt = CLng(cobChn.Text)
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'For i = 0 To ch_cnt - 1
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'chans(i) = i 'ascending
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range = AD_B_1_V
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'Next i
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btnStart.Enabled = False
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result = AI_9812_Config(card, CLng(cobTrigMode.ListIndex), CLng(cobTrigSrc.ListIndex) * 8, CLng(cobTrigPol.ListIndex) * 64, P9812_AD2_GT_PCI Or (CLng(cobClkSrc.ListIndex) * 256), CLng(cobTrigLevel.Text), CInt(txtPostCount.Text))
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'result = AI_ContReadMultiChannels(card, ch_cnt, chans(0), ranges(0), gnBuffer(0), dma_size, sample_rate, ASYNCH_OP)
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Status = 0
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result = AI_ContScanChannels(card, ch_cnt - 1, range, gnBuffer(0), dma_size, sample_rate, ASYNCH_OP)
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|
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While Status = 0
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result = AI_AsyncCheck(card, Status, count1)
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Wend
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result = AI_AsyncClear(card, count1)
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txtXfer.Caption = "Total xfer: " & CStr(count1)
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scrollView.Value = 0
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scrollView.Max = Fix((count1 - 1) / DISP_COUNT)
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ShowData 0, Min(count1, DISP_COUNT)
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btnStart.Enabled = True
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End Sub
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Private Sub cobRate_Click()
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gnClkDiv = CInt(CSng(40) / Val(cobRate.Text))
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End Sub
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Private Sub cobTrigLevel_Click()
|
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DrawTrigLevel trigLevel, CInt(cobTrigLevel.Text)
|
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trigLevel = CInt(cobTrigLevel.Text)
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End Sub
|
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Private Sub Form_Load()
|
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Dim result As Long
|
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Dim i As Integer
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|
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cobDataSize.AddItem "2000"
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cobDataSize.AddItem "4000"
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cobDataSize.AddItem "8000"
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cobDataSize.AddItem "20000"
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cobDataSize.AddItem "40000"
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cobDataSize.AddItem "80000"
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cobDataSize.ListIndex = 0
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cobChn.AddItem "1"
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cobChn.AddItem "2"
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cobChn.AddItem "4"
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cobChn.ListIndex = 0
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txtPostCount.Text = 500
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cobTrigMode.AddItem "Soft-Trigger"
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cobTrigMode.AddItem "Post-Trigger"
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cobTrigMode.AddItem "Pre-Trigger"
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cobTrigMode.AddItem "Delay-Trigger"
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cobTrigMode.AddItem "Middle-Trigger"
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cobTrigMode.ListIndex = 0
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cobTrigSrc.AddItem "Channel-0"
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cobTrigSrc.AddItem "Channel-1"
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cobTrigSrc.AddItem "Channel-2"
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cobTrigSrc.AddItem "Channel-3"
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cobTrigSrc.AddItem "Digital"
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cobTrigSrc.ListIndex = 0
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cobTrigPol.AddItem "Positive"
|
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cobTrigPol.AddItem "Negative"
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cobTrigPol.ListIndex = 0
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|
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For i = 0 To 31
|
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cobTrigLevel.AddItem i * 8
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Next
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|
cobTrigLevel.AddItem 255
|
|
trigLevel = -1
|
|
cobTrigLevel.ListIndex = 16 '128, 0V
|
|
trigLevel = 128
|
|
|
|
cobClkSrc.AddItem "Internal"
|
|
cobClkSrc.AddItem "Ext Sin"
|
|
cobClkSrc.AddItem "Ext Square"
|
|
cobClkSrc.ListIndex = 0
|
|
|
|
cobRate.AddItem "0.5"
|
|
cobRate.AddItem "1"
|
|
cobRate.AddItem "2"
|
|
cobRate.AddItem "5"
|
|
cobRate.AddItem "10"
|
|
cobRate.AddItem "20"
|
|
cobRate.ListIndex = 5
|
|
gnClkDiv = 2
|
|
|
|
cobCardType.AddItem "9812"
|
|
cobCardType.AddItem "9810"
|
|
cobCardType.ListIndex = PCI9812
|
|
|
|
'result = W_9812_Initial(CLng(0), op_base_addr, pt_base_addr, irq_no, pci_master)
|
|
'memID = -1
|
|
card = -1
|
|
dma_size = 0
|
|
End Sub
|
|
|
|
|
|
Private Sub ShowData(ByVal startidx As Long, ByVal acq_count As Long)
|
|
Dim i As Long, k As Long, n As Long
|
|
Dim w As Long, h As Long
|
|
Dim X As Long, Y As Long
|
|
Dim last_x(3) As Long, last_y(3) As Long
|
|
Dim samp As Integer, trig_pos As Long
|
|
picScreen.Cls
|
|
DrawTrigLevel -1, trigLevel
|
|
lblLeft.Caption = CStr(CLng(scrollView.Value) * DISP_COUNT)
|
|
lblRight.Caption = CStr(CLng(lblLeft) + DISP_COUNT - 1)
|
|
w = picScreen.ScaleWidth
|
|
h = picScreen.ScaleHeight
|
|
|
|
For i = 0 To 3
|
|
last_x(i) = -1
|
|
last_y(i) = -1
|
|
Next
|
|
For i = 0 To acq_count - 1
|
|
k = i Mod ch_cnt
|
|
n = (startidx + i) Mod count1
|
|
X = (i * w) / (DISP_COUNT - 1)
|
|
samp = gnBuffer(n)
|
|
If cobCardType.ListIndex = PCI9812 Then
|
|
samp = samp / 16
|
|
Y = h * (2047 - samp) / 4096
|
|
Else 'PCI9810
|
|
samp = samp / 64
|
|
Y = h * (511 - samp) / 1024
|
|
End If
|
|
If last_y(k) <> -1 Then
|
|
picScreen.Line (last_x(k), last_y(k))-(X, Y), shpColor(k).BackColor
|
|
End If
|
|
last_x(k) = X
|
|
last_y(k) = Y
|
|
Next
|
|
'Set trigger position
|
|
Select Case cobTrigMode.ListIndex
|
|
Case P9812_TRGMOD_POST
|
|
trig_pos = 0
|
|
Case P9812_TRGMOD_PRE
|
|
trig_pos = count1 - 1
|
|
Case P9812_TRGMOD_DELAY
|
|
trig_pos = -1
|
|
Case P9812_TRGMOD_MIDL
|
|
trig_pos = count1 - CLng(txtPostCount.Text) * CLng(cobChn.Text)
|
|
End Select
|
|
If CLng(lblLeft) <= trig_pos And CLng(lblRight) >= trig_pos Then
|
|
TriggerPos.Visible = True
|
|
TriggerPos.Left = (picScreen.Left - 60) + ((trig_pos - CLng(lblLeft)) * w * Screen.TwipsPerPixelX) / (DISP_COUNT - 1)
|
|
Else
|
|
TriggerPos.Visible = False
|
|
End If
|
|
End Sub
|
|
|
|
Private Sub Form_Unload(Cancel As Integer)
|
|
Dim result As Long
|
|
'If memID >= 0 Then
|
|
' result = W_9812_Free_DMA_Mem(memID)
|
|
If card >= 0 Then
|
|
Release_Card (card)
|
|
End If
|
|
End Sub
|
|
|
|
Private Sub mnuExit_Click()
|
|
If card >= 0 Then Release_Card (card)
|
|
End
|
|
End Sub
|
|
|
|
Private Sub scrollView_Change()
|
|
Dim idx As Long
|
|
idx = CLng(scrollView.Value) * DISP_COUNT
|
|
ShowData idx Mod count1, Min(count1 - idx, DISP_COUNT)
|
|
End Sub
|
|
|
|
Private Sub spinPostCount_SpinDown()
|
|
If Val(txtPostCount.Text) >= 500 Then txtPostCount.Text = Val(txtPostCount.Text) - 500
|
|
End Sub
|
|
|
|
Private Sub spinPostCount_SpinUp()
|
|
If Val(txtPostCount.Text) <= 3500 Then txtPostCount.Text = Val(txtPostCount.Text) + 500
|
|
End Sub
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Private Sub DrawTrigLevel(ByVal old_level As Integer, ByVal level As Integer)
|
|
Dim w As Long, h As Long
|
|
Dim Y As Long
|
|
|
|
w = picScreen.ScaleWidth
|
|
h = picScreen.ScaleHeight
|
|
If old_level <> -1 Then
|
|
Y = h * (255 - old_level) / 255
|
|
picScreen.Line (0, Y)-(w, Y), &H0
|
|
End If
|
|
Y = h * (255 - level) / 255
|
|
picScreen.Line (0, Y)-(w, Y), &H909090
|
|
End Sub
|
|
|
|
Private Function Min(ByVal v1 As Long, ByVal v2 As Long) As Long
|
|
If v1 < v2 Then
|
|
Min = v1
|
|
Else
|
|
Min = v2
|
|
End If
|
|
End Function
|
|
|
|
|