
32
ICD-SX46/SX56/SX66
Pin No.
Pin Name
I/O
Description
98
AUSIN
I
Serial data input from RTC
99
AUSOT
O
Serial data output to RTC, ADC and DAC
100
AUSCK
O
Serial clock output to RTC, ADC and DAC
101
RTCCS
O
Chip select signal output to RTC
102
XADACS
O
Chip select signal output to ADC, DAC
103
WAKEUP
I
WAKE UP interrupt input
104
DSPIFREQ
I
DSP I/F interrupt request
105
DVCC
—
Voltage terminal
106
DVSS
—
Ground terminal
107
XTALIN
I
Main vibration terminal (input)
108
XTAL
O
Main vibration terminal (input)
109
XINTUSB
I
USB driver interrupt request input (L:active)
110
XUSBVBUS
I
USB driver VBUS detect interrupt request input
111
XRTCINTR
I
RTC interrupt input
112
HOLDSW
I
Hold switch input (interrupt:on)
113
XDCINDET
I
AC adaptor detect input (interrupt:on)
114
FLM COUNT
I
DIN MUTE interrupt (Not used)
115
SPIDATA
O
Data output to IC7001
116
SPICLK
O
Clock output to IC7001
117
DSPPWR
O
DSP power supply circuit control output
118
DSPSIOEN
O
DSP SIO enable output
119
DSPSIN
I
DSP serial data input
120
DSPSOT
O
DSP serial data output
121
NC
—
Not used
122
VCC3
—
Voltage terminal
123, 124
NC
—
Not used
125
AVRL
—
Ground terminal
126 to 128
NC
—
Not used