w65c816s Western Design Center, Inc., w65c816s Datasheet - Page 19

• Manufacturer Part Number: w65c816s
• Description: W65c816s 8/16?bit Microprocessor
• Manufacturer: Western Design Center, Inc.

3.5.5 Absolute Indirect-(a)
With Absolute Indirect addressing the second and third bytes of the instruction form an address to a
pointer in Bank 0. The Program Counter is loaded with the first and second bytes at this pointer. With
the Jump Long (JML) instruction, the Program Bank Register is loaded with the third byte of the pointer.
3.5.6 Absolute Long Indexed With X-al,x
With Absolute Long Indexed with X (al,x) addressing the second, third and fourth bytes of the instruction
form a 24-bit base address. The effective address is the sum of this 24-bit address and the X Index
Register.
3.5.7 Absolute Long-al
With Absolute Long (al) addressing the second, third and fourth byte of the instruction form the 24-bit
effective address.
3.5.8 Accumulator-A
With Accumulator (A) addressing the operand is the Accumulator.
Instruction:
Operand
Address:
Instruction:
Indirect
Instruction:
Address:
Operand
Opcode
Opcode
baddr
Opcode
baddr
+
00
effective address
addrh
addrh
addrl
addrl
addrh
addrl
X Reg
addrh
addrh
addrh
addrl
addrl
addrl
baddr
baddr
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