M16C6N4 Datasheet, PDF (257/406 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

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M16C/6N Group (M16C/6N4)
20. Programmable I/O Ports
20.4 PCR Register
Figure 20.10 shows the PCR register.
When the P1 register is read after setting the PCR0 bit in the PCR register to “1”, the corresponding port
latch can be read no matter how the PD1 register is set.
Tables 20.1 and 20.2 list an example connection of unused pins. Figure 20.11 shows an example connection
of unused pins.
Rev.2.30 Oct 24, 2005 page 239 of 376
REJ09B0009-0230