W741E20X Datasheet, PDF (50/84 Pages) Winbond – 4-BIT FLASH MICROCONTROLLER

Preliminary W741E20X
Instruction Set Table 2, continued
JB2 L
Jump when bit 2 of ACC is "1"
Machine Code:
Machine Cycle:
Operation:
Description:
JB3 L
1 0 1 0 0 L10 L9 L8
L7 L6 L5 L4 L3 L2 L1 L0
1
PC10 ~ PC0 ← L10 ~ L0; if ACC.2="1"
If bit 2 of the ACC is "1," PC10 to PC0 of the program counter are replaced
with the data specified by L10 to L0 and a jump occurs. If bit 2 of the ACC is
"0," the program counter (PC) is incremented.
Jump when bit 3 of ACC is "1"
Machine Code:
Machine Cycle:
Operation:
Description:
JC L
1 0 1 1 0 L10 L9 L8
L7 L6 L5 L4 L3 L2 L1 L0
1
PC10 ~ PC0 ← L10 ~ L0; if ACC.3 = "1"
If bit 3 of the ACC is "1," PC10 to PC0 of the program counter are replaced
with the data specified by L10 to L0 and a jump occurs. If bit 3 of the ACC is
"0," the program counter (PC) is incremented.
Jump when CF is "1"
Machine Code:
Machine Cycle:
Operation:
Description:
JMP L
1 1 1 1 0 L10 L9 L8
L7 L6 L5 L4 L3 L2 L1 L0
1
PC10 ~ PC0 ← L10 ~ L0; if CF = "1"
If CF is "1," PC10 to PC0 of the program counter are replaced with the data
specified by L10 to L0 and a jump occurs. If the CF is "0," the program
counter (PC) is incremented.
Jump absolutely
Machine Code:
Machine Cycle:
Operation:
Description:
0 1 1 1 0 L10 L9 L8
L7 L6 L5 L4 L3 L2 L1 L0
1
PC10 ~ PC0 ← L10 ~ L0
PC10 to PC0 of the program counter are replaced with the data specified by
L10 to L0 and an unconditional jump occurs.
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