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