1 OVERVIEW
1-14
Seiko Epson Corporation
S1C33L26 TECHNICAL MANUAL
No.
Pin name
I/O
Description
Pin No.
PWR
DC characteristics
TQFP15
128
TQFP24
144
PFBGA
180
Input
Output
PU/PD
28 A11/SDA10
O
(L)
Address bus A11 / SDRAM address A10
114
128
B7
P2
–
Type 2
–
29 A12/SDA11
O
(L)
Address bus A12 / SDRAM address A11
115
129
B6
30 A13/SDA12
O
(L)
Address bus A13 / SDRAM address A12
116
130
A6
31 A14/SDBA0
O
(L)
Address bus A14 / SDRAM bank address
BA0
94
106
C13
32 A15/SDBA1
O
(L)
Address bus A15 / SDRAM bank address
BA1
95
107
B14
33 A16/DQML
O
(H)
Address bus A16 / SDRAM data mask
(low-order byte) signal output
96
108
B13
34 A17/DQMH
O
(H)
Address bus A17 / SDRAM data mask
(high-order byte) signal output
98
110
A13
35 A18/#SDWE
O
(H)
Address bus A18 / SDRAM write signal
output
126
142
A3
36 A19/#SDCAS
O
(H)
Address bus A19 / SDRAM column
address strobe signal output
127
143
B2
37 A20/#SDRAS
O
(H)
Address bus A20 / SDRAM row address
strobe signal output
128
144
A2
38 A21
O
(L)
Address bus A21 (default)
3
3
C2
P2
LVCMOS
Schmitt
Type 1 100k PUc
(dis)
P40
i/o I/O port
FPDAT18
o LCD data output
#NAND_RD
o NAND Flash read signal output
39 A22
O
(L)
Address bus A22 (default)
4
4
C1
P41
i/o I/O port
FPDAT17
o LCD data output
#NAND_WR
o NAND Flash write signal output
40 A23
O
(L)
Address bus A23 (default)
5
5
D3
P42
i/o I/O port
FPDAT16
o LCD data output
41 A24
O
(L)
Address bus A24 (default)
–
140
C3
PA4
i/o I/O port
T16A_ATMA_1 i/o T16A5 Ch.1 capture A signal input/
compare A signal output
REMC_O
o REMC transmit signal output
42 A25
O
(L)
Address bus A25 (default)
–
141
B3
PA5
i/o I/O port
T16A_ATMB_1 i/o T16A5 Ch.1 capture B signal input/
compare B signal output
REMC_I
i REMC receive signal input
43 #CE7
O
(H)
Area 7/19 chip enable signal output
(default)
99
111
B12
P2
LVCMOS
Schmitt
Type 2 100k PUc
(dis)
P50
i/o I/O port
#SDCS
o SDRAM chip enable signal output
44 #CE8
O
(H)
Area 8/21 chip enable signal output
(default)
2
2
B1
P2
LVCMOS
Schmitt
Type 1 100k PUc
(dis)
P51
i/o I/O port
#CE4
o Area 4/14 chip enable signal output
45 #CE9
O
(H)
Area 9/22 chip enable signal output
(default)
125
139
C4
P52
i/o I/O port
#CE5
o Area 5/15/16 chip enable signal output
46 #CE10
O
(H)
Area 10/20 chip enable signal output
(default)
117
131
C6
P2
LVCMOS
Schmitt
Type 1 100k PUc
(en)
*
P53
i/o I/O port
*
The #CE10 pull-up resistor is enabled (en) when the BOOT pin is set to 0 or disabled (dis) when the BOOT pin is set to 1.