SDA5250 Datasheet, PDF (119/143 Pages) Siemens Semiconductor Group – TVTEXT 8-Bit Microcontroller

SDA 525x
Table 29
Data Transfer Operations
Mnemonic
Description
MOV A, Rn
Move register to Accumulator
MOV A, direct
Move direct byte to Accumulator
MOV A, @Ri
Move indirect RAM to Accumulator
MOV A, #data
Move immediate data to Accumulator
MOV Rn, A
Move Accumulator to register
MOV Rn, direct
Move direct byte to register
MOV Rn, #data
Move immediate data to register
MOV direct, A
Move Accumulator to direct byte
MOV direct, Rn
Move register to direct byte
MOV direct, direct
Move direct byte to direct
MOV direct, @Ri
Move indirect RAM to direct byte
MOV direct, #data
Move immediate data to direct byte
MOV @Ri, A
Move Accumulator to indirect RAM
MOV @Ri, direct
Move direct byte to indirect RAM
MOV @Ri, #data
Move immediate data to indirect RAM
MOV DPTR, #data 16 Load Data Pointer with a 16-bit constant
MOVC A@A + DPTR Move Code byte relative to DPTR to Accumulator
MOVC A@A + PC
MOVX A, @Ri
Move Code byte relative to PC to Accumulator
Move External RAM (8-bit addr) to Accumulator¹⁾
MOVX A, @DPTR
MOVX @Ri, A
Move External RAM (16-bit addr) to Accumulator
Move A to External RAM (8-bit addr)¹⁾
MOVX @DPTR, A
Move A to External RAM (16-bit addr)
PUSH direct
Push direct byte onto stack
POP direct
Pop direct byte from stack
XCH A, Rn
Exchange register with Accumulator
XCH A, direct
Exchange direct byte with Accumulator
XCH A, @Ri
XCHD A, @Ri
Exchange indirect RAM with Accumulator
Exchange low-order digital indirect RAM with A¹⁾
Byte
1
2
1
2
1
2
2
2
2
3
2
3
1
2
2
3
1
1
1
1
1
1
2
2
1
2
1
1
1) _{not applicable for the SDA525x}
Semiconductor Group
119
1998-04-08