Siemens C500 User Manual page 34

Notes on Data Addressing Modes:
Rn - Working register R0-R7
direct - 128 internal RAM locations, any l/O port, control or status register
@Ri - Indirect internal or external RAM location addressed by register R0 or R1
#data - 8-bit constant included in instruction
#data 16 - 16-bit constant included as bytes 2 and 3 of instruction
bit - 128 software flags, any bit-addressable l/O pin, control or status bit
A - Accumulator
Notes on Program Addressing Modes:
addr16 - Destination address for LCALL and LJMP may be anywhere within the 64-Kbyte
program memory address space.
addr11 - Destination address for ACALL and AJMP will be within the same 2-Kbyte page of
program memory as the first byte of the following instruction.
rel - SJMP and all conditional jumps include an 8-bit offset byte. Range is + 127/Ð 128
bytes relative to the first byte of the following instruction.
All mnemonics copyrighted:
Semiconductor Group
ã
Intel Corporation 1980
4-8
Instruction Set
C500 Family
1998-04-01