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Texas Instruments MSP50C6xx User Manual

Page 110

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Instruction Classification

4-24

Table 4–11. Instruction Classification (Continued)

Class

Sub-
Class

Description

4

Register and memory reference

A

Memory references that use Rx; all addressing modes available

B

Memory references with short constant fields operating on Rx

C

Memory references with long constant fields operating on Rx in errata, has not been connected

D

Memory references with R5 operating on Rx

5

General mMemory reference instructions

6

I/O port and memory reference instructions

A

Port/memory reference

B

Port/accumulator reference

7

Program control instructions

A

Macro call instructions

B

Conditional and unconditional jump instructions

C

Conditional and unconditional call instructions

8

Logical bit instructions

A

Logical flag instructions

B

Test status instructions

9

Miscellaneous instructions

A

Filter instructions

B

Miscellaneous short constant instructions

C

Accumulator address instructions

D

Other instructions