HD4043312 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics

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HD4043312

4-bit HMCS400-Series microcomputer

Hitachi -> Renesas Electronics 

HD404339 Series

Instruction Set

Table 2 Instruction Set Classification

Instruction Type

Immediate

Register-to-register

RAM addressing

RAM register

Arithmetic

Compare

RAM bit manipulation

ROM addressing

Input/output

Control

Function

Number of

Instructions

Transferring constants to the accumulator, B register, and RAM. 4

Transferring contents of the B, Y, SPX, SPY, or memory registers to 8

the accumulator.

Available when accessing RAM in register indirect addressing

13

mode.

Transferring data between the accumulator and memory.

10

Performing arithmetic operations with the contents of the

25

accumulator, B register, or memory.

Comparing contents of the accumulator or memory with a constant. 12

Bit set, bit reset, and bit test.

6

Branching and jump instructions based on the status condition.

8

Controlling the input/output of the R and D ports; ROM data

11

reference with the P instruction.

Controlling the serial communication interface and low-power

4

dissipation modes.

Total: 101

instructions

16

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