COP8SA-DM National Semiconductor, COP8SA-DM Datasheet - Page 113

• Manufacturer Part Number: COP8SA-DM
• Description: MODULE DEBUGGING FOR COP8SA
• Manufacturer: National Semiconductor

Specifications of COP8SA-DM

• Module/board Type: Debugger Module
• For Use With/related Products: Cop 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *COP8SA-DM

Syntax:
Operation:
IFEQ A,[B]
IFEQ A,#
IFEQ A,MD
IFEQ MD,#
Instruction
a)IFEQ A,[B]
b)IFEQ A,#
c)IFEQ A,MD
d)IFEQ MD,#
A successful equality comparison results in the execution of the next in-
struction. Otherwise, the next instruction is skipped.
IF CONTENTS OF SPECIFIED LOCATION
THEN SKIP NEXT INSTRUCTION
Register Indirect (B Pointer)
Immediate
Memory Direct
Memory Direct, Immediate
a) The contents of the data memory location referenced by the B
b) The immediate value found in the second byte of the instruction
c) The contents of the data memory location referenced by the ad-
d) The contents of the memory location referenced by the address in
Addressing Mode
pointer are compared for equality with the contents of the accu-
mulator.
is compared for equality with the contents of the accumulator.
dress in the second byte of the instruction are compared for
equality with the contents of the accumulator.
the second byte of the instruction are compared for equality with
the immediate value found in the third byte of the instruction.
Instruction
Cycles
COP8SAx7 MICROCONTROLLER
1
2
4
3
Bytes Hex Op Code
VALUE
1
2
3
3
A9/MA/Imm.#
BD/MA/82
92/Imm.#
82
2-75