HD4043312 查看數據表（PDF） - Hitachi -> Renesas Electronics

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HD4043312

4-bit HMCS400-Series microcomputer

Hitachi -> Renesas Electronics 

Miscellaneous register (MIS: $00C)

Bit

3

2

1

Initial value

0

0

0

Read/Write

Bit name

W

MIS3

W

MIS2

W

MIS1

0

0

W

MIS0

HD404339 Series

MIS3

0

1

Pull-Up MOS

On/Off Selection

Pull-up MOS off

Pull-up MOS on

(refer to table 5)

MIS2

0

1

CMOS Buffer

On/Off Selection

for Pin R02/SO

CMOS on

CMOS off

MIS1

MIS0

tRC selection.

Refer to figure 14 in the

operation modes section.

Note: The on/off status of each transistor and the peripheral function mode of each pin can be

set independently.

Figure 25 Miscellaneous Register

35

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