W741C260 Datasheet, PDF (85/92 Pages) Winbond – 4-BIT MICROCONTROLLER

W741C260
Instruction Set Table 2, continued
SKB0 R
If bit 0 of R is equal to 1 then skip
Machine Code:
Machine Cycle:
Operation:
Description:
SKB1 R
10001000
0 R6 R5 R4 R3 R2 R1 R0
1
PC ← (PC) + 2; if R.0 = "1"
If bit 0 of R is equal to 1, the program counter is incremented by 2 and a
skip is produced. If bit 0 of R is not equal to 1, the program counter (PC) is
incremented.
If bit 1 of R is equal to 1 then skip
Machine Code:
Machine Cycle:
Operation:
Description:
SKB2 R
10001000
1 R6 R5 R4 R3 R2 R1 R0
1
PC ← (PC) + 2; if R.1 = "1"
If bit 1 of R is equal to 1, the program counter is incremented by 2 and a
skip is produced. If bit 1 of R is not equal to 1, the program counter (PC) is
incremented.
If bit 2 of R is equal to 1 then skip
Machine Code:
Machine Cycle:
Operation:
Description:
10001010
0 R6 R5 R4 R3 R2 R1 R0
1
PC ← (PC) + 2; if R.2 = "1"
If bit 2 of R is equal to 1, the program counter is incremented by 2 and a
skip is produced. If bit 2 of R is not equal to 1. The program counter (PC) is
incremented.
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Publication Release Date: March 1998
Revision A3