1 OVERVIEW
1-4
Seiko Epson Corporation
S1C31D50/D51 TECHNICAL MANUAL
(Rev. 2.00)
1.3 Pins
1.3.1 Pin Configuration Diagram
TQFP12-48PIN
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
P30
P31
P32
V
PP
P90
P91
P92
P93
P94
P95
V
DDQSPI
PA3
P30/RFCLKO0/UPMUX
P31/REMO/UPMUX
P32/CLPLS/UPMUX
V
PP
P90/QSPICLK0
P91/QSDIO00
P92/QSDIO01
P93/QSDIO02
P94/QSDIO03
P95/#QSPISS0
V
DDQSPI
PA3/FOUT
V
SS
V
D1
PD3
PD2
P51
P50
P23
P22
P21
P20
P62
P61
V
SS
V
D1
PD3/OSC4
PD2/OSC3
SDACOUT_N/P51
SDACOUT_P/P50
P23/RFIN0/UPMUX
P22/REF0/UPMUX
P21/SENA0/UPMUX
P20/SENB0/UPMUX
P62/EXSVD1
P61/EXSVD0
24
23
22
21
20
19
18
17
16
15
14
13
37
38
39
40
41
42
43
44
45
46
47
48
P46
P45
P40
P17
P16
P15
P14
P13
P06
P05
P04
P03
P46/RTC1S
P45/#ADTRG0
P40/VREFA0
P17/UPMUX/ADIN00
P16/UPMUX/ADIN01
P15/UPMUX/ADIN02
P14/UPMUX/ADIN03
P13/UPMUX/ADIN04
P06/UPMUX
P05/UPMUX
P04/UPMUX
P03/UPMUX
Pin name
#RESET
V
DD
OSC1
OSC2
P83
P84
P85
P72
P73
PD0
PD1
TEST
Port function
or signal
assignment
#RESET
V
DD
OSC1
OSC2
P83/EXOSC
P84/EXCL00
P85/EXCL01
P72/EXCL10
P73/EXCL11
SWCLK/PD0
SWD/PD1
TEST
Figure 1.3.1.1 S1C31D50/D51 Pin Configuration Diagram (TQFP12-48PIN)