H8S2245 datasheet(324/818 Pages) RENESAS

부품명	H8S2245

상세설명	Renesas 16-Bit Single-Chip Microcomputer H8S Family / H8S/2200 Series

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제조업체	RENESAS [Renesas Technology Corp]

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Section 8 I/O Ports

Rev.3.00 Mar. 26, 2007 Page 282 of 772

REJ09B0355-0300

Selection Method and Pin Functions

1/CS3/IRQ7

The pin function is switched as shown below according to the combination of

operating mode and bit PG1DDR.

Operating

Mode

Modes 1, 2, 3, 7*

Modes 4 to 6*

PG1DDR

0101

Pin function

1 input pin

1 output pin

1 input pin

CS3 output pin

IRQ7 interrupt input pin*1

Notes: 1. When this pin is used as an external interrupt input, it should not be

used as an input/output pin with other functions.

2. Modes 2, 3, 6, and 7 cannot be used in the H8S/2240.

0/ADTRG/IRQ6

The pin function is switched as shown below according to the combination of

bits TRGS1 and TRGS0 in the A/D ADCR and bit PG0DDR.

PG0DDR

Pin function

0 input

0 output

ADTRG input pin*1

IRQ6 interrupt input pin*2

Notes: 1.

ADTRG input when TRGS0 = TRGS1 = 1.

2. When this pin is used as an external interrupt input, it should not be

used as an input/output pin with other functions.

H8S2245 데이터시트(PDF) 324 Page - Renesas Technology Corp