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Appendix C
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01270146.doc
Blue Chip Technology Ltd.
Auto Initialise
0
Disabled
1
Enabled
If set to AUTO INITIALISE, when the DMA transfer reaches the end of a
block, the DMA controller will reload all its initial values and repeat the
transfer. This is useful on ANALOGUE OUT boards for outputting continuous
wave forms.
Transfer Mode
Bit 1
Bit 0
FUNCTION
0
0
Verify Transfer
0
1
Write Transfer
1
0
Read Transfer
1
1
Not Used
Use WRITE TRANSFER if the I/O board is generating a value to be written
into memory (Analogue in), use read transfer when values are written from
memory into the board (Analogue out).
Channel Select
Bit 1
Bit0
FUNCTION
0
0
DMA Channel 0 select
0
1
DMA Channel 1 select
1
0
DMA Channel 2 select
1
1
DMA Channel 3 select
Summary of Contents for AOP-12D
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Page 2: ......