UPD75238GJ 查看數據表（PDF） - NEC => Renesas Technology

零件编号

产品描述 (功能)

生产厂家

UPD75238GJ

4 BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75238

Fig. 3-4 Display Data Memory Configuration

1A1H

1A3H

1A5H

1A7H

1A9H

1ABH

1ADH

1AFH

1B1H

1B3H

1B5H

1B7H

1B9H

1BBH

1BDH

1BFH

1

bit

4

bits

8

bits

1A0H

1A2H

1A4H

1A6H

1A8H

1AAH

1ACH

1AEH

1B0H

1B2H

1B4H

1B6H

1B8H

1BAH

1BCH

1BEH(KS2)

1C3H

1C7H

1CBH

1CFH

1D3H

1D7H

1DBH

1DFH

1E3H

1E7H

1EBH

1EFH

1F3H

1F7H

1FBH

1FFH(PORTH)

1C2H

1C6H

1CAH

1CEH

1D2H

1D6H

1DAH

1DEH

1E2H

1E6H

1EAH

1EEH

1F2H

1F6H

1FAH

1FEH(KS1)

1C1H

1C5H

1C9H

1CDH

1D1H

1D5H

1D9H

1DDH

1E1H

1E5H

1E9H

1EDH

1F1H

1F5H

1F9H

1FDH

1C0H

1C4H

1C8H

1CCH

1D0H

1D4H

1D8H

1DCH

1E0H

1E4H

1E8H

1ECH

1F0H

1F4H

1F8H

1FCH(KS0)

Remarks 1. KS0, KS1, and KS2 are key scan registers.

2. PORTH is the high-voltage, high-current output port, and is also used for digit output.

30

Share Link: