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Appendix
A
Instruction Set
Introduction
Appendix contains all instructions presented
separately with examples for their use. Syntax, description and its
effects on status bits are given for each instruction.
A.1 Write constant in W register
A.2 Copy W to
f
A.3 Copy f to
d
A.4 Write 0 in
W
A.5 Write 0 in f
A.6 Copy the nibbles from f to d crosswise
A.7 Add W
to a constant
A.8 Add W to
f
A.9
Subtract W from a constant
A.10
Subtract W from f
A.11
Logic AND W with constant
A.12 Logic
AND W with f
A.13
Logic OR W with constant
A.14 Logic
ILI W with f
A.15 Logic exclusive OR W with constant
A.16 Logic exclusive OR W with f
A.17 Increment
f
A.18 Decrement
f
A.19 Rotate f to the left through CARRY
A.20 Rotate f to the right through CARRY
A.21 Complement
f
A.22 Reset
bit b in f
A.23 Set bit b
in f
A.24 Test bit b in f, skip if it = 0
A.25 Test bit b in f, skip if =1
A.26
Increment f, skip if=0
A.27
Decrement f, skip if = 0
A.28 Jump to
address
A.29 Call a
program
A.30
Return from a subprogram
A.31 Return from a subprogram with constant in
W
A.32 Return from interrupt routine
A.33 No
operation
A.34
Initialize watchdog timer
A.35 Stand by
mode
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