W741E260 Datasheet, PDF (51/94 Pages) Winbond – 4-BIT FLASH MICROCONTROLLER

W741E260
Instruction Set Table 2, continued
ADU WR, #I
Add immediate data to WR and Carry Flag unchange
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
00101100
1
I3 I2 I1 I0 W3 W2 W1 W0
ACC ← (WR) + I
The contents of the Working Register (WR) and the immediate data I are
binary added and the result is loaded into the ACC.
ZF
ADUR R, ACC
Add R to ACC and Carry Flag unchange
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
00101001
1
0 R6 R5 R4 R3 R2 R1 R0
ACC, R ← (R) + (ACC)
The contents of the data memory location addressed by R6 to R0 and ACC
are binary added and the result is placed in the ACC and the data memory.
ZF
ADUR WR, #I
Add immediate data to WR and Carry Flag unchange
Machine Code:
Machine Cycle:
Operation:
Description:
Flag Affected:
00101101
1
I3 I2 I1 I0 W3 W2 W1 W0
ACC, WR ← (WR) + I
The contents of the Working Register (WR) and the immediate data I are
binary added and the result is placed in the WR and the ACC.
ZF
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Publication Release Date: March 1998
Revision A2