NEC UPD98413 User Manual page 174

(5) General-purpose output port control register (GPOUT)
The GPOUT register changes the output level of each general-purpose output port. Each bit is available when
each general-purpose I/O pin is output mode.
Register Address
Name
GPOUT 0010H
31 30 29 28
15 14 13 12
Reserved
Bit Field
D31-D8 Reserved Set to 0.
D7 POUT7 1: Outputs a high level from the PIO7 pin. 0: Outputs a low level from the pin.
D6 POUT6 1: Outputs a high level from the PIO6 pin. 0: Outputs a low level from the pin.
D5 POUT5 1: Outputs a high level from the PIO5 pin. 0: Outputs a low level from the pin.
D4 POUT4 1: Outputs a high level from the PIO4 pin. 0: Outputs a low level from the pin.
D3 POUT3 1: Outputs a high level from the PIO3 pin. 0: Outputs a low level from the pin.
D2 POUT2 1: Outputs a high level from the PIO2 pin. 0: Outputs a low level from the pin.
D1 POUT1 1: Outputs a high level from the PIO1 pin. 0: Outputs a low level from the pin.
D0 POUT0 1: Outputs a high level from the PIO0 pin. 0: Outputs a low level from the pin.
174
CHAPTER 5 REGISTERS
Access Default
R/W 00000000 H
27 26 25 24
Reserved
11 10 9 8
POUT7 POUT6 POUT5 POUT4 POUT3 POUT2 POUT1 POUT0
PRELIMINARY
Common register
23 22 21 20
7 6 5 4
Function
19 18 17 16
3 2 1 0
Default
0
0
0
0
0
0
0
0
0
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