INSTRUCTION DESCRIPTIONS
MOTOROLA INSTRUCTION SET DETAILS A - 45
Instruction Format:
BCHG #n,X:pp
BCHG #n,Y:pp
Opcode:
Instruction Fields:
#n=bit number=bbbbb,
ea=6-bit I/O Short Address=pppppp
I/O Short Address pppppp Memory SpaceS Bit Number bbbbb
000000 X Memory 0 00000
•Y Memory 1 •
•10111
111111
Timing: 4+mvb oscillator clock cycles
Memory: 1+ea program words
BCHG Bit Test and Change BCHG
23 16 15 8 7 0
0000101110pppppp0S0bbbbb