TMS320 datasheet(11/69 Pages) TI

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TMS320 SECOND-GENERATION

DEVICES

SPRS010B — MAY 1987 — REVISED NOVEMBER 1990

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• HOUSTON, TEXAS 77001

instruction set summary

Table 2 lists the symbols and abbreviations used in Table 3, the TMS320C25 instruction set summary. Table 3

consists primarily of single-cycle, single-word instructions. Infrequently used branch, I/O, and CALL instructions

are multicycle. The instruction set summary is arranged according to function and alphabetized within each

functional grouping. The symbol (†) indicates those instructions that are not included in the TMS320C1x

instruction set. The symbol (‡) indicates instructions that are not included in the TMS32020 instruction set.

Table 2. Instruction Symbols

SYMBOL

DEFINITION

4-bit field specifying a bit code

2-bit field specifying compare mode

Data memory address field

Format status bit

Addressing mode bit

Immediate operand field

Port address (PA0 through PA15 are predefined assembler symbols

equal to 0 through 15, respectively.)

2-bit field specifying P register output shift code

3-bit operand field specifying auxiliary register

4-bit left-shift code

3-bit accumulator left-shift field

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