Datasheet

Instruction Set

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3.4.6.11 CLRC

*CLRC Clear carry bit

Syntax CLRC

Operation 0 → C

Emulation BIC #1,SR

Description The carry bit (C) is cleared. The clear carry instruction is a word instruction.

Status Bits N: Not affected

Z: Not affected

C: Cleared

V: Not affected

Mode Bits OSCOFF, CPUOFF, and GIE are not affected.

Example The 16-bit decimal counter pointed to by R13 is added to a 32-bit counter pointed to by

R12.

CLRC ; C=0: defines start

DADD @R13,0(R12) ; add 16=bit counter to low word of 32=bit counter

DADC 2(R12) ; add carry to high word of 32=bit counter

CPU SLAU144J–December 2004–Revised July 2013

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