Kenwood KVT-910DVD Service Manual page 26

KVT-910DVD/920DVD/930DVD/
940DVD/960DVD
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin Name
127 AVref
128 AVcc
129 Vss
130 SYSDATA
131 SHDATA
132 SYSCLK
133 N.C.
134 N.C.
135 Vcc
136 SHSTBY
137 TOUCH
138 SHCS
139 N.C.
140 SHRDY
141 Vss
142 N.C.
143 TOUCH_EN
144 SHINI
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I/O Function
I Analog reference power supply
I 5V Power source
I GND
I Data input line from system micom
O Data output line from system micom
I Clock input line from system micom
O Not used
O Not used
I 5V Power source
O Notice line for standby transfer complete
O Notice line for touch panel ON
O Transmission request signal for system micom
O Not used
O Notice line for communication ready
I GND
O Not used
I Permission line for touch key analysis
I Initial start control line
Description of Processing
Connect to system micom SW5V
Connect to system micom SW5V
Connect to system micom SW5V
H: Standby transfer complete
H: Touch panel ON
H: Communication ready
L: Permission for touch key analysis
L: Initial start (When reset)