Epson S1C31D50 Technical Manual page 25

1 OVERVIEW
Pin Assigned
I/O
name signal
P51 SDACOUT_N O
P51 I/O
P52 P52 I/O
P53 P53 I/O
P54 P54 I/O
P55 P55 I/O
P56 P56 I/O
P57 P57 I/O
P60 P60 I/O
P61 P61 I/O
EXSVD0 A
P62 P62 I/O
EXSVD1 A
P63 P63 I/O
P64 P64 I/O
P65 P65 I/O
P66 P66 I/O
P67 P67 I/O
P70 P70 I/O
P71 P71 I/O
P72 P72 I/O
EXCL10 I
P73 P73 I/O
EXCL11 I
P74 P74 I/O
P75 P75 I/O
P76 P76 I/O
P77 P77 I/O
P80 P80 I/O
P81 P81 I/O
P82 P82 I/O
P83 P83 I/O
EXOSC I
P84 P84 I/O
EXCL00 I
P85 P85 I/O
EXCL01 I
P86 P86 I/O
P87 P87 I/O
P90 P90 I/O
QSPICLK0 I/O
P91 P91 I/O
QSDIO00 I/O
P92 P92 I/O
QSDIO01 I/O
P93 P93 I/O
QSDIO02 I/O
P94 P94 I/O
QSDIO03 I/O
P95 P95 I/O
#QSPISS0 I/O
PA0 PA0 I/O
PA1 PA1 I/O
PA2 PA2 I/O
PA3 PA3 I/O
FOUT O
PA4 PA4 I/O
PA5 PA5 I/O
PA6 PA6 I/O
PD0 SWCLK I
PD0 I/O
1-10
Tolerant
Initial state fail-safe
structure
O (L) Sound DAC nagetive output
✓
I/O port
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Supply voltage detector external voltage detection input 0
Hi-Z I/O port
✓
Supply voltage detector external voltage detection input 1
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
16-bit PWM timer Ch.1 event counter input 0
Hi-Z I/O port
✓
16-bit PWM timer Ch.1 event counter input 1
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Clock generator external clock input
Hi-Z I/O port
✓
16-bit PWM timer Ch.0 event counter input 0
Hi-Z I/O port
✓
16-bit PWM timer Ch.0 event counter input 1
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Quad synchronous serial interface Ch.0 clock input/output
Hi-Z I/O port
✓
Quad synchronous serial interface Ch.0 data input/output
Hi-Z I/O port
✓
Quad synchronous serial interface Ch.0 data input/output
Hi-Z I/O port
✓
Quad synchronous serial interface Ch.0 data input/output
Hi-Z I/O port
✓
Quad synchronous serial interface Ch.0 data input/output
Hi-Z I/O port
✓
Quad synchronous serial interface Ch.0 slave-select
input/output
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Clock external output
Hi-Z I/O port
✓
Hi-Z I/O port
✓
Hi-Z I/O port
✓
I (Pull-up) Serial-wire debugger clock input
✓
I/O port
Seiko Epson Corporation
Function
S1C31D50/D51 TECHNICAL MANUAL
Package
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(Rev. 2.00)