CMOSTEK CMT2380F17, Manual

Page: 339 / 347

CMT2380F17
Rev0.1 | 339/347
www.cmostek.com
33 Instruction Set
MNEMONIC DESCRIPTION BYTE
EXECUTION
Cycles
DATA TRASFER
MOV A,Rn Move register to Acc
1 1
MOV A,direct Move direct byte o Acc
2 2
MOV A,@Ri Move indirect RAM to Acc 1 2
MOV A,#data Move immediate data to Acc
2 2
MOV Rn,A Move Acc to register
1 2
MOV Rn,direct Move direct byte to register
2 4
MOV Rn,#data Move immediate data to register 2 2
MOV direct,A Move Acc to direct byte
2 3
MOV direct,Rn Move register to direct byte
2 3
MOV direct,direct Move direct byte to direct byte
3 4
MOV direct,@Ri Move indirect RAM to direct byte 2 4
MOV direct,#data Move immediate data to direct byte
3 3
MOV @Ri,A Move Acc to indirect RAM
1 3
MOV @Ri,direct Move direct byte to indirect RAM
2 3
MOV @Ri,#data Move immediate data to indirect RAM 2 3
MOV DPTR,#data16 Load DPTR with a 16-bit constant
3 3
MOVC A,@A+DPTR Move code byte relative to DPTR to Acc
1 4
MOVC A,@A+PC Move code byte relative to PC to Acc 1 4
MOVX A,@Ri Move on-chip auxiliary RAM(8-bit address) to Acc
1 3
MOVX A,@DPTR Move on-chip auxiliary RAM(16-bit address) to Acc
1 3
MOVX @Ri,A Move Acc to on-chip auxiliary RAM(8-bit address) 1 3
MOVX @DPTR,A Move Acc to on-chip auxiliary RAM(16-bit address) 1 3
MOVX A,@Ri Move external RAM(8-bit address) to Acc
1 not support
MOVX A,@DPTR Move external RAM(16-bit address) to Acc
1 not support
MOVX @Ri,A Move Acc to external RAM(8-bit address) 1 not support
MOVX @DPTR,A Move Acc to external RAM(16-bit address)
1 not support
PUSH direct Push direct byte onto Stack
2 4
POP direct Pop direct byte from Stack
2 3
XCH A,Rn Exchange register with Acc 1 3
XCH A,direct Exchange direct byte with Acc
2 4
XCH A,@Ri Exchange indirect RAM with Acc
1 4
XCHD A,@Ri Exchange low-order digit indirect RAM with Acc 1 4
ARITHEMATIC OPERATIONS
ADD A,Rn Add register to Acc
1 2
ADD A,direct Add direct byte to Acc
2 3
ADD A,@Ri Add indirect RAM to Acc 1 3
ADD A,#data Add immediate data to Acc
2 2
ADDC A,Rn Add register to Acc with Carry
1 2
ADDC A,direct Add direct byte to Acc with Carry
2 3
ADDC A,@Ri Add indirect RAM to Acc with Carry 1 3