Z-World XP8900 Manual de usuario Pagina 77

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PK2100
Appendix D: I/O Map and Interrupt Vectors s D-5
Table D-2. Write Registers (concluded)
Address Bit(s) Symbol Function
0x9D 0 DRV5 Digital output 5. “1” drives
output.
0x9E 0 DRV6 Digital output 6. “1” drives
output.
0x9F 0 DRV7 Digital output 7. “1” drives
output.
0xA0 0 UEXPA Additional bit, next to least,
internal DAC.
0xA1 0 UEXPB Additional bit, least significant,
internal DAC.
0xA2 0 DACA Additional bit, next to least,
external DAC.
0xA3 0 DACB Additional bit, least significant,
external DAC.
0xA4 0 DRV8
Digital output 8. “1” drives
output.
0xA5 0 DRV9
Digital output 9. “1” drives
output.
0xA6 0 RLY1 “1” enables Relay 1.
0xA7 0 RLY2 “1” enables Relay 2.
0xC8 0-7 BUSADR0 Expansion bus, first address byte.
0xCA 0-7 BUSADR1 Expansion bus, second address
byte.
0xCC 0-7 BUSADR2 Expansion bus, third address byte.
0xCE 0-7 BUSWR Expansion bus write to port.
0x0 0-7 LCDRD LCD read register, control.
0xD1 0-7 LCDRD+1 LCD read register, data.
0xD8 0-7 LCDWR LCD write register, control.
0xD9 0-7 LCDWR+
1
LCD write register, data.
OxE0 0-3 RTRW Real-time clock, read/write data
registers.
0xF0 0-3 RTALE Real-time clock, write address
latch.
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