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HD6433644R Datasheet(PDF) 205 Page - Renesas Technology Corp |
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HD6433644R Datasheet(HTML) 205 Page - Renesas Technology Corp |
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205 / 549 page  Section 8 I/O Ports Rev. 6.00 Sep 12, 2006 page 185 of 526 REJ09B0326-0600 8.4.4 Pin States Table 8.10 shows the port 3 pin states in each operating mode. Table 8.10 Port 3 Pin States Pins Reset Sleep Subsleep Standby Watch Subactive Active P32/SO1 P31/SI1 P30/SCK1 High- impedance Retains previous state Retains previous state High- impedance* Retains previous state Functional Functional Note: * A high-level signal is output when the MOS pull-up is in the on state. 8.4.5 MOS Input Pull-Up Port 3 has a built-in MOS input pull-up function that can be controlled by software. When a PCR3 bit is cleared to 0, setting the corresponding PUCR3 bit to 1 turns on the MOS pull-up for that pin. The MOS pull-up function is in the off state after a reset. PCR3n 0 1 PUCR3n 0 1 * MOS input pull-up Off On Off Legend: * Don’t care Note: n = 2 to 0 |
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