6.12.1 Description
Conditional relative branch. Tests the Carry (C) flag and branches relatively to the PC if C is set. This instruction branches relatively to the PC in either direction (PC - 63 ≤ destination ≤ PC + 64). Parameter k is the offset from the PC and is represented in two’s complement form. (Equivalent to instruction BRBS 0,k.)
Operation: | |||
(i) |
If C == 1 then PC ← PC + k + 1, else PC ← PC + 1 | ||
Syntax: |
Operands: |
Program Counter: | |
(i) |
BRCS k |
-64 ≤ k ≤ +63 |
PC ← PC + k + 1 PC ← PC + 1, if the condition is false |
16-bit Opcode:
1111 | 00kk | kkkk | k000 |