INSTRUCTION DESCRIPTIONS
A - 44 INSTRUCTION SET DETAILS MOTOROLA
Instruction Format:
BCHG #n,X:aa
BCHG #n,Y:aa
Opcode:
Instruction Fields:
#n=bit number=bbbbb,
aa=6-bit Absolute Short Address=aaaaaa
Absolute Short Address aaaaaa 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
0000101100aaaaaa0S0bbbbb