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HD6432142 Datasheet(PDF) 321 Page - Renesas Technology Corp |
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HD6432142 Datasheet(HTML) 321 Page - Renesas Technology Corp |
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321 / 1177 page  Section 8 I/O Ports Rev. 4.00 Sep 27, 2006 page 277 of 1130 REJ09B0327-0400 Pin Selection Method and Pin Functions PB1/D1/HIRQ4 The pin function is switched as shown below according to the combination of the operating mode, bits HI12E and CS4E in SYSCR2, bit ABW in WSCR, and bit PB1DDR. Operating mode Modes 1, 2, 3 (EXPE = 1) Modes 2, 3 (EXPE = 0) HI12E — Either cleared to 0 1 CS4E — 1 ABW 0 1 —— PB1DDR — 010 1 — Pin function D1 I/O pin PB1 input pin PB1 output pin PB1 input pin PB1 output pin HIRQ4 output pin PB0/D0/HIRQ3 The pin function is switched as shown below according to the combination of the operating mode, bits HI12E and CS3E in SYSCR2, bit ABW in WSCR, and bit PB0DDR. Operating mode Modes 1, 2, 3 (EXPE = 1) Modes 2, 3 (EXPE = 0) HI12E — Either cleared to 0 1 CS3E — 1 ABW 0 1 —— PB0DDR — 010 1 — Pin function D0 I/O pin PB0 input pin PB0 output pin PB0 input pin PB0 output pin HIRQ3 output pin |
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