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| HD6473887 Datasheet, PDF (187/523 Pages) Renesas Technology Corp – Hitachi Single-Chip Microcomputer | |||
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Table 8-27 Port 9 Pin Functions (cont)
Pin
P93/SEG36 to
P90/SEG33
Pin Functions and Selection Method
The pin function depends on bit PCR9n in PCR9 and bits SGS3 to SGS0 in
LPCR.
(n = 3 to 0)
SGS3 to SGS0
PCR9n
Pin function
000*
0
1
P9n input pin P9n output pin
Not 0000
*
SEGn+33 output pin
*: Donât care
8.10.4 Pin States
Table 8-28 shows the port 9 pin states in each operating mode.
Table 8-28 Port 9 Pin States
Pins
Reset
Sleep
P97/SEG40/CL1 High-
P96/SEG39/CL2 impedance
P95/SEG38/DO
P94/SEG37/M
P93/SEG36 to
P90/SEG33
Retains
previous
state
Subsleep
Retains
previous
state
Standby
High-
impedance
Watch
Retains
previous
state
Subactive Active
Functional Functional
170
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