– 46 –
Pin No.
Pin Name
I/O
Description
97
TMS
I
Test mode control signal input terminal for JTAG scan test Not used (open)
98
TCX
I
Clock signal input terminal for JTAG scan test Not used (open)
99
XTRST
I
Reset signal input terminal for JTAG scan test Not used (fixed at “L”)
100
TDO
O
Data output terminal for JTAG scan test Not used (open)
101
NC
O
Not used (open)
102
SSB DATA
I/O
Two-way SSB serial data bus with the SN761056CDBT (IC501)
103
SSB CLK
O
SSB serial clock signal output to the SN761056CDBT (IC501)
104
FLASH WR EN
I
Write enable signal input terminal Not used (fixed at “H”)
105
VDD
—
Power supply terminal (+2.4V)
106
VSS
—
Ground terminal
107 to 109 VLC1 to VCL3
I
Not used (fixed at “H”)
110 to 115 SEG0 to SEG5
O
Segment drive signal output to the liquid display module (LCD901)
116
DBB0
I
Set switch (S806) input terminal (A/D input) (DIGITAL SOUND PRESET switch 1 input)
117
DBB1
I
Set switch (S806) input terminal (A/D input) (DIGITAL SOUND PRESET switch 2 input)
118
XAVLS
I
Set switch (S807) input terminal (A/D input) (AVLS switch input) “L”: limit
119
XCS NV
O
Chip select signal output to the EEPROM (IC802)
120
NC
O
Not used (open)
