| Datenblatt-Suchmaschine für elektronische Bauteile |
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H8SX/1663R Datenblatt(PDF) 639 Page - Renesas Technology Corp |
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H8SX/1663R Datenblatt(HTML) 639 Page - Renesas Technology Corp |
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639 / 1504 page ![]() Section 13 I/O Ports Rev. 2.00 Sep. 24, 2008 Page 607 of 1468 REJ09B0412-0200 13.1.5 Pull-Up MOS Control Register (PnPCR) (n = D to F, and H to K) PCR is an 8-bit readable/writable register that controls on/off of the port input pull-up MOS. If a bit in PCR is set to 1 while the pin is in input state, the input pull-up MOS corresponding to the bit in PCR is turned on. Table 13.4 shows the input pull-up MOS state. The initial value of PCR is H'00. Bit Bit Name Initial Value R/W 7 Pn7PCR 0 R/W 6 Pn6PCR 0 R/W 5 Pn5PCR 0 R/W 4 Pn4PCR 0 R/W 3 Pn3PCR 0 R/W 2 Pn2PCR 0 R/W 1 Pn1PCR 0 R/W 0 Pn0PCR 0 R/W Table 13.4 Input Pull-Up MOS State Port Pin State Reset Hardware Standby Mode Software Standby Mode Other Operation Port D Address output OFF OFF OFF OFF Port output OFF OFF OFF OFF Port input OFF OFF ON/OFF ON/OFF Port E Address output OFF OFF OFF OFF Port output OFF OFF OFF OFF Port input OFF OFF ON/OFF ON/OFF Port F Address output OFF OFF OFF OFF Port output OFF OFF OFF OFF Port input OFF OFF ON/OFF ON/OFF Port H Data input/output OFF OFF OFF OFF Port output OFF OFF OFF OFF Port input OFF OFF ON/OFF ON/OFF Port I Data input/output OFF OFF OFF OFF Port output OFF OFF OFF OFF Port input OFF OFF ON/OFF ON/OFF Port J Peripheral module output OFF OFF OFF OFF Port output OFF OFF OFF OFF Port input OFF OFF ON/OFF ON/OFF |
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