Epson S1C33210 Technical Manual page 136

Cmos 32-bit single chip microcomputer
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I OUTLINE: LIST OF PINS
Pin name
I/O
Pull-up
P16
I/O
EXCL5
#DMAEND1
P20
I/O
#DRD
P21
I/O
#DWE
#GAAS
P22
I/O
TM0
P23
I/O
TM1
P24
I/O
TM2
#SRDY2
P25
I/O
TM3
#SCLK2
P26
I/O
TM4
SOUT2
P27
I/O
TM5
SIN2
DTR
O
RTS
O
TXD
O
SOUT3
RI
I
CTS
I
DCD
I
DSR
I
RXD
I
SIN3
CNT1
O
CNT2
O
MSEL
I
Pull-up Serial I/O interface Ch. 3 configuration input. Normally drive this at High level.
GOUT
O
Note: *1 The communications macro select (MCRS) register (D[1:0]/0x200000) configures the I/O
signals to match the target mobile device.
B-I-3-4
P16:
I/O port when CFP16(D6/0x402D4) = "0" (default)
EXCL5:
16-bit timer 5 event counter input when CFP16(D6/0x402D4) = "1" and IOC16(D6/0x402D6)
= "0"
#DMAEND1: HSDMA Ch. 1 end-of-transfer signal output when CFP16(D6/0x402D4) = "1" and
IOC16(D6/0x402D6) = "1"
P20:
I/O port when CFP20(D0/0x402D8) = "0" (default)
#DRD:
DRAM read signal output for successive RAS mode when CFP20(D0/0x402D8) = "1"
P21:
I/O port when CFP21(D1/0x402D8) = "0" and CFEX2(D2/0x402DF) = "0" (default)
#DWE:
DRAM read signal output for successive RAS mode when CFP21(D1/0x402D8) = "1" and
CFEX2(D2/0x402DF) = "0"
#GAAS:
Area address strobe for GA when CFEX2(D2/0x402DF) = "1"
P22:
I/O port when CFP22(D2/0x402D8) = "0" (default)
TM0:
16-bit timer 0 output when CFP22(D2/0x402D8) = "1"
P23:
I/O port when CFP23(D3/0x402D8) = "0" (default)
TM1:
16-bit timer 1 output when CFP23(D3/0x402D8) = "1"
P24:
I/O port when CFP24(D4/0x402D8) = "0" (default)
TM2:
16-bit timer 2 output when CFP24(D4/0x402D8) = "1"
#SRDY2:
Serial I/F Ch.2 ready signal input/output when SSRDY2(D3/0x402DB) = "1" and CFP24
(D4/0x402D8) = "0"
P25:
I/O port when CFP25(D5/0x402D8) = "0" (default)
TM3:
16-bit timer 3 output when CFP25(D5/0x402D8) = "1"
#SCLK2:
Serial I/F Ch.2 clock input/output when SSCLK2(D2/0x402DB) = "1" and
CFP25(D5/0x402D8) = "0"
P26:
I/O port when CFP26(D6/0x402D8) = "0" (default)
TM4:
16-bit timer 4 output when CFP26(D6/0x402D8) = "1"
SOUT2:
Serial I/F Ch.2 data output when SSOUT2(D1/0x402DB) = "1" and CFP26(D6/0x402D8) = "0"
P27:
I/O port when CFP27(D7/0x402D8) = "0" (default)
TM5:
16-bit timer 5 output when CFP27(D7/0x402D8) = "1"
SIN2:
Serial I/F Ch.2 data input when SSIN2(D0/0x402DB) = "1" and CFP27(D7/0x402D8) = "0"
DTR output *1
RTS output*1
TXD:
TXD output*1 when MSEL pin input is at High level
SOUT3:
SOUT3 output when MSEL pin input is at Low level
RI input *1
CTS input *1
DCD input *1
DSR input *1
RXD:
RXD input when MSEL pin input is at High level
SIN3:
SIN3 input when MSEL pin input is at Low level
Mobile access control output #1
Mobile access control output #2
NMI interrupt request output
Function
EPSON
S1C33210 FUNCTION PART

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