HD404354 查看數據表（PDF） - Hitachi -> Renesas Electronics

零件编号

产品描述 (功能)

生产厂家

HD404354

4-bit HMCS400-series microcomputer

Hitachi -> Renesas Electronics 

HD404358 Series

[JMPL]

[BRL]

[CALL]

1st word of instruction

2nd word of instruction

Opcode

p3 p2 p1 p0 d9 d 8 d 7 d 6 d 5 d 4 d3 d2 d1 d0

Program counter PC13 PC12 PC11 PC10 PC9 PC8 PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0

Direct Addressing

Instruction

[BR] Opcode b 7 b 6 b 5 b 4 b3 b2 b1 b0

Program counter PC13 PC12 PC11 PC10 PC9 PC8 PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0

Current Page Addressing

Instruction

[CAL]

Opcode

a5 a 4 a3 a2 a1 a 0

00 000 0 00

Program counter PC13 PC12 PC11 PC10 PC9 PC8 PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0

Zero Page Addressing

[TBR]

Instruction

Opcode

p3 p2 p1 p0

B register

Accumulator

00

B3 B2 B1 B0 A3 A2 A1 A0

Program counter PC13 PC12 PC11 PC10 PC9 PC8 PC7 PC6 PC5 PC4 PC3 PC2 PC1 PC0

Table Data Addressing

Figure 74 ROM Addressing Modes

84

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