HD404374FT datasheet(88/161 Pages) RENESAS

Part #	HD404374FT

Description	Low-Voltage AS Microcomputers with On-Chip A/D Converter

PDF	161 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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88 / 161 page

HD404374/HD404384/HD404389/HD404082/HD404084 Series

Rev.5.00, Sep.11.2003, page 88 of 161

• Port mode register 3 (PMR3: $00B):

Port mode register 3 (PMR3) is a write-only register used to set the function of the R2

0/TOC pin as

shown in figure 51.

Port mode register 3 (PMR3) is reset to $0 by an MCU reset.

R20/TOC pin mode selection

R20

TOC

Bit

Read/Write

Initial value on reset

Bit name

PMR33

PMR32

∗

PMR33

R22/SI/SO pin mode selection

R22

PMR31

R21/

pin mode selection

R21

SCK

PMR30

Port mode register 3 (PMR3: $00B)

∗ : Don't care

Figure 51 Port Mode Register 3 (PMR3)

• Module standby register 1 (MSR1: $00D):

Module standby register 1 (MSR1) is a write-only register used to designate supply or stopping of the

clock to timer C as shown in figure 43.

Module standby register 1 (MSR1) is reset to $0 by an MCU reset.

HD404374FT Datasheet(PDF) 88 Page - Renesas Technology Corp