ADLINK Technology NuDAQ PCI-9810 User Manual page 62

start_idx:
@ Return Code
PCICardNumErr
PCICardNotInit
NoError
52
1: DMA_continue
2: DMA_wait_trig
3: DMA_wait_delay
The index where the data starts from is in
the user's buffer, i.e the sequence of read
data is: buff[start_idx], buff[start_idx+1], _,
buff[0], buff[1],_.,buff[start_idx-1].
C/C++ Library