Panasonic MN103001G/F01K User Manual Page 425

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I/O Ports
15-59
Port B input/output control register
Register symbol: PBDIR
Address: x'36008075
Purpose: This register sets the port B pins for input or output.
Valid when PBM is "1".
(0: input; 1: output)
Bit No. 7 6 543210
Bit name PB7D PB6D PB5D PB4D PB3D PB2D PB1D PB0D
Reset 0 0 000000
Access R/W R/W R/W R/W R/W R/W R/W R/W
Port B output mode register
Register symbol: PBMD
Address: x'36008035
Purpose: When PBM is "1", the port B pins are set as a general-purpose port; when PBM is "0", the port
B pins are set as address pins.
When PBPU is "1", the port B pins are pulled up.
Note : The setting of PBPU that pulls up (or does not pull up ) the port B pins can be made regardless
of the value of PBM.
Bit No. 7 6 543210
Bit name ------PBPU PBM
Reset 0 0 00000(1) 0
Access RRRRRRR/WR/W
() are set in address/data multiplex mode.
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