W741C260 Datasheet, PDF (46/92 Pages) Winbond – 4-BIT MICROCONTROLLER

W741C260
Instruction Set Table 2
ADC R, ACC
Add R to ACC with CF
Machine Code:
0 0 0 01 0 0 0
0 R6 R5 R4 R3 R2 R1 R0
Machine Cycle:
Operation:
Description:
Flag Affected:
ADC WR, #I
1
ACC ← (R) + (ACC) + (CF)
The contents of the data memory location addressed by R6 to R0, ACC,
and CF are binary added and the result is loaded into the ACC.
CF & ZF
Add immediate data to WR with CF
Machine Code:
00001100
I3 I2 I1 I0 W3 W2 W1 W0
Machine Cycle:
Operation:
Description:
Flag Affected:
ADCR R, ACC
1
ACC ← (WR) + I + (CF)
The contents of the Working Register (WR), I and CF are binary added and
the result is loaded into the ACC.
CF & ZF
Add R to ACC with CF
Machine Code:
0 0001001
0 R6 R5 R4 R3 R2 R1 R0
Machine Cycle:
Operation:
Description:
Flag Affected:
1
ACC, R ← (R) + (ACC) + (CF)
The contents of the data memory location addressed by R6 to R0, ACC,
and CF are binary added and the result is placed in the ACC and the data
memory.
CF & ZF
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