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Address
Register name
PPORTP8DAT
0x0020
(P8 Port Data
0280
Register)
PPORTP8IOEN
0x0020
(P8 Port Enable
0282
Register)
PPORTP8RCTL
0x0020
(P8 Port Pull-
0284
up/down Control
Register)
PPORTP8INTF
0x0020
(P8 Port Interrupt
0286
Flag Register)
PPORTP8INTCTL
0x0020
(P8 Port Interrupt
0288
Control Register)
PPORTP8CHATEN
0x0020
(P8 Port
028a
Chattering Filter
Enable Register)
PPORTP8MODSEL
0x0020
(P8 Port Mode
028c
Select Register)
PPORTP8FNCSEL
0x0020
(P8 Port Function
028e
Select Register)
B-16
Bit
Bit name
15–8
P8OUT[7:0]
7–0
P8IN[7:0]
15–8
P8IEN[7:0]
7–0
P8OEN[7:0]
15–8
P8PDPU[7:0]
7–0
P8REN[7:0]
15–8
–
7–0
P8IF[7:0]
15–8
P8EDGE[7:0]
7–0
P8IE[7:0]
15–8
–
7–0
P8CHATEN[7:0]
15–8
–
7–0
P8SEL[7:0]
15–14
P87MUX[1:0]
13–12
P86MUX[1:0]
11–10
P85MUX[1:0]
9–8
P84MUX[1:0]
7–6
P83MUX[1:0]
5–4
P82MUX[1:0]
3–2
P81MUX[1:0]
1–0
P80MUX[1:0]
Seiko Epson Corporation
Initial
Reset
R/W
0x00
H0
R/W
0x00
H0
R
0x00
H0
R/W
0x00
H0
R/W
0x00
H0
R/W
0x00
H0
R/W
0x00
–
R
0x00
H0
R/W
0x00
H0
R/W
0x00
H0
R/W
0x00
–
R
0x00
H0
R/W
0x00
–
R
0x00
H0
R/W
0x0
H0
R/W
0x0
H0
R/W
0x0
H0
R/W
0x0
H0
R/W
0x0
H0
R/W
0x0
H0
R/W
0x0
H0
R/W
0x0
H0
R/W
S1C31D50 TECHNICAL MANUAL
Remarks
–
–
–
–
Cleared by writing 1.
–
–
–
–
(Rev. 1.00)
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