Instruction Classification
4-35
Assembly Language Instructions
Table 4–22. Class 4a Instruction Description
C4a
Mnemonic
Description
0
MOV {
adrs}, Rx
Store R
x register to data memory referred by addressing mode {adrs}. Modify
transfer status.
1
MOV R
x, {adrs}
Load R
x with the value in data memory referred by addressing mode {adrs}.
Modify transfer status.
Table 4–23. Class 4b Instruction Description
C4b
Mnemonic
Description
0
0
ADDB R
x, imm8
Add 8 bit positive constant to R
x register. Modify RX status.
0
1
SUBB R
x, imm8
Subtract 8 bit positive constant from R
x register. Modify RX status.
1
0
MOVB R
x, imm8
Load R
x with the an 8 bit positive constant. Modify RX status.
1
1
CMPB R
x, imm8
Store the status of the subtraction (R
x – 8 bit positive constant) into RZF and RCF
bits of the STAT register. R
x remains unchanged.
Table 4–24. Class 4c Instruction Description
C4c
Mnemonic
Description
0
0
ADD R
x, imm16
Add 16 bit positive constant to R
x register. Modify RX status.
0
1
SUB R
x, imm16
Subtract 16 bit positive constant from R
x register. Modify RX status.
1
0
MOV R
x, imm16
Load R
x with the an 16 bit positive constant. Modify RX status.
1
1
CMP R
x, imm16
Store the status of the subtraction (R
x – 16 bit positive constant) into RZF and RCF
bits of the STAT register. R
x remains unchanged.
Table 4–25. Class 4d Instruction Description
C4d
Mnemonic
Description
0
0
ADD R
x, R5
Add R5 to R
x register, Modify RX status.
0
1
SUB R
x, R5
Subtract R5 from R
x register. Modify RX status.
1
0
MOV R
x, R5
Load R
x with R5. Modify RX status.
1
1
CMP R
x, R5
Store the status of the subtraction (R
x – R5) into RZF and RCF bits of the STAT
register. R
x and R5 remain unchanged.
Summary of Contents for MSP50C614
Page 1: ...MSP50C614 Mixed Signal Processor User s Guide SPSU014 January 2000 Printed on Recycled Paper ...
Page 6: ...vi ...
Page 92: ...3 22 ...
Page 300: ...Instruction Set Summay 4 208 Assembly Language Instructions ...
Page 314: ...Software Emulator 5 14 Figure 5 13 Project Menu Figure 5 14 Project Open Dialog ...
Page 325: ...Software Emulator 5 25 Code Development Tools Figure 5 25 EPROM Programming Dialog ...
Page 331: ...Software Emulator 5 31 Code Development Tools Figure 5 31 Context Sensitive Help System ...
Page 368: ...5 68 ...
Page 394: ...7 12 ...
Page 402: ...A 8 ...
Page 412: ...Packaging B 10 ...