Epson S1C31D50 Technical Manual page 98

7 I/O PORTS (PPORT)
Register name Bit
P3RCTL 15
(P3 Port Pull-up/down
14
Control Register)
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P3INTF 15–8 –
(P3 Port Interrupt
7
Flag Register)
6
5
4
3
2
1
0
P3INTCTL 15
(P3 Port Interrupt
14
Control Register)
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P3CHATEN 15–8 –
(P3 Port Chattering
7
Filter Enable Register)
6
5
4
3
2
1
0
7-20
Bit name Initial
P3PDPU7 0
P3PDPU6 0
P3PDPU5 0
P3PDPU4 0
P3PDPU3 0
P3PDPU2 0
P3PDPU1 0
P3PDPU0 0
P3REN7 0
P3REN6 0
P3REN5 0
P3REN4 0
P3REN3 0
P3REN2 0
P3REN1 0
P3REN0 0
0x00
P3IF7 0
P3IF6 0
P3IF5 0
P3IF4 0
P3IF3 0
P3IF2 0
P3IF1 0
P3IF0 0
P3EDGE7 0
P3EDGE6 0
P3EDGE5 0
P3EDGE4 0
P3EDGE3 0
P3EDGE2 0
P3EDGE1 0
P3EDGE0 0
P3IE7 0
P3IE6 0
P3IE5 0
P3IE4 0
P3IE3 0
P3IE2 0
P3IE1 0
P3IE0 0
0x00
P3CHATEN7 0
P3CHATEN6 0
P3CHATEN5 0
P3CHATEN4 0
P3CHATEN3 0
P3CHATEN2 0
P3CHATEN1 0
P3CHATEN0 0
Seiko Epson Corporation
Reset R/W Remarks
H0 R/W –
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W –
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
– R –
H0 R/W Cleared by writing 1.
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W –
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W –
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
– R –
H0 R/W –
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
H0 R/W
S1C31D50/D51 TECHNICAL MANUAL
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(Rev. 2.00)