Epson S1C33210 Technical Manual page 24

1 OUTLINE
Pin name Pin No.
QFP15-128
DTR 95
RTS 94
TXD 100
SOUT3
RI 97
CTS 101
DCD 108
DSR 96
RXD 107
SIN3
CNT1 99
CNT2 98
MSEL 109
GOUT 110
Note: *1 The communications macro select (MCRS) register (D[1:0]/0x200000) configures the I/O
signals to match the target mobile device.
Pin name Pin No.
QFP15-128
OSC1 51
OSC2 50
OSC3 112
OSC4 113
PLLS[1:0] 105,106
PLLC 103
Pin name Pin No.
QFP15-128
TST 80
DSIO 120
#X2SPD 116
#NMI 44
#RESET 43
Note: "#" in the pin names indicates that the signal is low active.
A-10
I/O Pull-up
O – DTR output *1
O – RTS output*1
O – TXD:
SOUT3:
I – RI input *1
I – CTS input *1
I – DCD input *1
I – DSR input *1
I – RXD:
SIN3:
O – Mobile access control output #1
O – Mobile access control output #2
I Pull-up Serial I/O interface Ch. 3 configuration input. Normally drive this at High level.
O – NMI interrupt request output
Table 1.3.5 List of Pins for Clock Generator
I/O Pull-up
I – Low-speed (OSC1) oscillation input (32 kHz crystal oscillator or external clock
input)
O – Low-speed (OSC1) oscillation output
I – High-speed (OSC3) oscillation input (crystal/ceramic oscillator or external clock
input)
O – High-speed (OSC3) oscillation output
I – PLL set-up pins
PLLS1
1
0
0
– – Capasitor connecting pin for PLL
Table 1.3.6 List of Other Pins
I/O Pull-up
/down
I Pull- Test mode input. This pin is used for testing this chip. For further details, refer
down to the S1C33 ASIC Design Guide.
I/O Pull-up Serial I/O pin for debugging
This pin is used to communicate with the debugging tool S5U1C33000H.
I – Clock doubling mode set-up pin1: CPU clock = bus clock 1, 0: CPU clock = bus
clock 2
I Pull-up NMI request input pin
I Pull-up Initial reset input pin
EPSON
Function
TXD output*1 when MSEL pin input is at High level
SOUT3 output when MSEL pin input is at Low level
RXD input when MSEL pin input is at High level
SIN3 input when MSEL pin input is at Low level
Function
PLLS0 fin (f ) fout (f
OSC3
1 10–25MHz 20–50MHz
1 10–12.5MHz 40–50MHz
0 PLL is not
used
Function
)
PSCIN
L
S1C33210 PRODUCT PART