1 OVERVIEW
S1C33L26 TECHNICAL MANUAL
Seiko Epson Corporation
1-15
No.
Pin name
I/O
Description
Pin No.
PWR
DC characteristics
TQFP15
128
TQFP24
144
PFBGA
180
Input
Output
PU/PD
47 #RD
O
(H)
Read signal output (default)
119
133
B5
P2
LVCMOS
Schmitt
Type 2 100k PUc
(dis)
P54
i/o I/O port
48 #WRL
O
(H)
Write (low-order byte) signal output
(default)
120
134
C5
P2
LVCMOS
Schmitt
Type 2 100k PUc
(dis)
P55
i/o I/O port
49 #WRH/#BSH
O
(H)
Write (high-order byte) signal / Bus strobe
(high-order byte) signal output (default)
121
135
D5
P56
i/o I/O port
50 SDCKE
O
(H)
SDRAM clock enable signal output
(default)
122
136
A5
P2
LVCMOS
Schmitt
Type 1 100k PUc
(dis)
P20
i/o I/O port
51 SDCLK
O
(L)
SDRAM clock output (default)
123
137
A4
P2
LVCMOS
Schmitt
Type 2 100k PUc
(dis)
P21
i/o I/O port
3.2.4 List of I/O Port and Peripheral Function Pins
Table 1.
No.
Pin name
I/O
Description
Pin No.
PWR
DC characteristics
TQFP15
128
TQFP24
144
PFBGA
180
Input
Output
PU/PD
1 P00
I/o I/O port (default)
29
33
M1
P2
LVCMOS
Schmitt
Type 1 100k PUc
(dis)
USI_DI
i/o USI data input/output (see Table 1.3.2.8.)
SIN1
i FSIO Ch.1 data input (see Table 1.3.2.10.)
#NAND_WR
o NAND Flash write signal output
2 P01
I/o I/O port (default)
30
34
L3
USI_DO
o USI data output (see Table 1.3.2.8.)
SOUT1
o FSIO Ch.1 data output (see Table 1.3.2.10.)
#NAND_RD
o NAND Flash read signal output
3 P02
I/o I/O port (default)
31
35
M2
USI_CS
i/o USI slave select input, data input/output
(see Table 1.3.2.8.)
SCLK1
i/o FSIO Ch.1 clock input/output
(see Table 1.3.2.10.)
REMC_O
o REMC transmit signal output
4 P03
I/o I/O port (default)
32
36
N1
USI_CK
i/o USI clock input/output (see Table 1.3.2.8.)
#SRDY1
i/o FSIO Ch.1 ready signal input/output
(see Table 1.3.2.10.)
REMC_I
i REMC receive signal input
5 P04
I/o I/O port (default)
71
79
K14
SIN0
i FSIO Ch.0 data input (see Table 1.3.2.10.)
I2S_SDO
o I
2
S serial data output
T16A_ATMA_0 i/o T16A5 Ch.0 capture A signal input/
compare A signal output
6 P05
I/o I/O port (default)
72
80
K13
SOUT0
o FSIO Ch.0 data output (see Table 1.3.2.10.)
I2S_WS
o I
2
S word select signal output
T16A_ATMB_0 i/o T16A5 Ch.0 capture B signal input/
compare B signal output
7 P06
I/o I/O port (default)
73
83
J13
SCLK0
i/o FSIO Ch.0 clock input/output
(see Table 1.3.2.10.)
I2S_SCLK
o I
2
S serial bit clock output
PWM_H
o T16P PWM_H signal output
8 P07
I/o I/O port (default)
74
84
J14
#SRDY0
i/o FSIO Ch.0 ready signal input/output
(see Table 1.3.2.10.)
I2S_MCLK
o I
2
S master clock output
PWM_L
o T16P PWM_L signal output