Omega ISA- BUS MULTI-FUNCTIONAL BOARD OME-A822PG - Manual (Page 26)

2.4.10 D/O Output Latch Register
(WRITE) Base+D : D/O Output Latch Low Byte Data Format
Bit 7
Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
D7 D6 D5 D4 D3 D2 D1 D0
(WRITE) Base+E : D/O Output Latch High Byte Data Format
Bit 7
Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
D15 D14 D13 D12 D11 D10 D9 D8
D/O 16 bits output data : D15..D0, D15=MSB, D0=LSB
The OME-A-822PGL/PGH provides 16 TTL compatible digital outputs. The lower 8 bits are
stored in address BASE+D. The high 8 bits are stored in address BASE+E
OME-A-822PGL/PGH Hardware Manual ---- 24