6.46.1 Description
This instruction performs a compare between two registers Rd and Rr and also takes into account the previous carry. None of the registers are changed. All conditional branches can be used after this instruction.
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Operation: | |||
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(i) |
Rd - Rr - C | ||
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Syntax: |
Operands: |
Program Counter: | |
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(i) |
CPC Rd,Rr |
0 ≤ d ≤ 31, 0 ≤ r ≤ 31 |
PC ← PC + 1 |
16-bit Opcode:
| 0000 | 01rd | dddd | rrrr |