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UNO-3074 User Manual 62
A.3 UNO-3074 Control Register
* Refer to 82c54 manual
Table A.6: UNO-3074 Control Register
Base
Address
7 6 5 4 3 2 1 0
200H R Isolated Digital Input Status Register
DI7 DI6 DI5 DI4 DI3 DI2 DI1 DI0
201H R/W Isolated Digital Output Control/Status Register
DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0
202H R/W Interrupt Enable Control/Status Register
DI1EN DI0EN
203H R/W Interrupt Triggering Edge Control/Status Register
DI1TE DI0TE
207H R/W Interrupt Flag/Clear Register
CTR1F CTR0F DI1F DI0F
208H R/W 82C54 Chip Counter0 Register*
209H R/W 82C54 Chip Counter1 Register*
20BH R/W 82C54 Chip Control Register*
20CH R/W Counter0 Start Control / Output Status Register
CTR0
Out
CTR0
Gate
20DH R/W Counter1 Start Control / Output Status Register
CTR1
Out
CTR1
Gate
20EH R/W Counter0 Setting Register
CTR0
IntSet
CTR0
OutSet
CTR0
GateSet
CTR0
CLKSet
20FH R/W Counter1 Setting Register
CTR
32Set
S1 S0 CTR1
IntSet
CTR1
OutSet
CTR1
GateSet
CTR1
CLKSet
210H R/W DIAG LED Control Register
LEDS1 LEDS0 LEDEn
211H R/W Buzzer Control Register
SPKS1 SPKS0 SPKEn
218H R Power Register
PWR P2 P1