NEC V850E/RS1 User Manual page 140

(g) Pull-down resistor option register 5 (PD5)
This is an 8-bit register used to set whether to use an on-chip pull-down resistor.
This register can be read and written in 8-bit or 1-bit units.
Symbol
PD5
R/W
140
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Chapter 4 Port Functions
Figure 4-39: Pull-down Resistor Option Register 5 (PD5) Format
7 6 5 4
0 0 PD55 PD54
R/W R/W R/W R/W
PD5n Connection of a pull-down resistor control (n = 0 to 5)
0 Not connected
1 Connected
User's Manual U16702EE3V2UD00
3 2 1
PD53 PD52 PD51 PD50
R/W R/W R/W R/W
0 Address After reset
FFFFFCAAH 00H