CT1611 Datasheet, PDF (7/24 Pages) Aeroflex Circuit Technology – DMA Controller with Buffer Memory,MIL-STD-1750A Compatible

Example of DMA Data Transfer
Transfer = 3-Word Receive Message in RTU Mode
CW
DW1
DW2
DW3
SW
RT
Sub- Word
Address T/R Address Count
10010 0 11101 00011
18 0 29
3
Receive Command Register
Subsystem
Address
Memory
Data
XXX 11101 00001
XXX 11101 00000
XXX 11101 00010
DW1
DW2
DW3
MSB’s
determined by
subsystem
address selector
Subsystem
Address
29
Continuous
word count
SCDCT1611 Rev A
7