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MICROPROCESSOR INSTRUCTION REFERENCE->RIM
RIM Read Interrupt Mask into Accumulator
Accumulator
Bit Data Loaded
0 Interrupt Mask for RST5.5
1 Interrupt Mask for RST6.5
2 Interrupt Mask for RST7.5
3 Interrupt Enable Flag
4 Interrupt Pending Flag for RST5.5
5 Interrupt Pending Flag for RST6.5
6 Interrupt Pending Flag for RST7.5
7 Serial Input Data
Flags
None affected
No of bytes | Cycles | |
8085 | 8080A | |
1 | 4 | N/A |