Kenwood KVT-915DVD Service Manual page 16

KVT-915DVD,925DVD,935DVD
KVT-945DVD,965DVD
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MICROCOMPUTER'S TERMINAL DESCRIPTION
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Pin No. Name
132 EXTAL
133 N.C
134 SH_SREQ
135 SH_MREQ
136 NC
137 VssQ
138 GCKIO
139 VccQ
140 LCD_TD
141 LCD_CLK
142 SH_SDATA
143 LCD_DCON
144 N.C
145 LCD_RD
146 SH_MDATA
147 GR_INT
148 Vss
149 GRESETM
TE
L 13942296513
150 Vcc
151 TOUCH
152 TOUCH_EN
153 X_P
154 X_G
155 SHCON
156 VssQ
157 GNMI
158 VccQ
159 AUDCK
160 GR_DREQ
161 Y_G
162 N.C
163 GMD0
164 GMD2
165 SH_RST
166 GCA
167 GMD3
168 GMD4
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169 GMD5
170 Avss
171 TOUCH_X
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172 TOUCH_Y
173 BLACK
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I/O
I Ext. clock input terminal / X'tal oscillator terminal
- NC
O Request to data transmission for main microprocessor
I Request to data transmission from main microprocessor
O NC
- GND
O System clock output terminal
- AVR FOR I/O (3.3V)
O Serial data for mini LCD unit
O Clock data for mini LCD unit
UART
Serial data input/output control for mini LCD unit
O
(H : Receive data available, L : Transmission data available)
- NC
I Serial clock for mini LCD unit
UART
I Request to interruption from graphic IC
- GND
I Request for manual reset input terminal (Fixed H level)
- Inside AVR (1.9V)
O Touch off detect (H : Touch off, L : Touch on)
I Touch control enable select input terminal (H : Touch control enable, L : Not consent)
O Touch panel control
O Touch panel control
I Control for graphic microprocessor (H : Operation possible, L : Impossibility)
- GND
I Interruption for non maskable (Fixed L level)
- AVR FOR I/O (3.3V)
I AUDCK input terminal (H-UDI)
I Request for DMA
O Control for touch panel
- NC (Fixed on low level)
I Setting for clock mode (Fixed on high level)
I Setting for clock mode (Fixed on low level)
I Reset signal input terminal
I Request for hardware standby (Fixed H level)
I CS0 bus width specification (Fixed L level)
I CS0 bus width specification (Fixed H level)
I Setting for endian (Fixed on low level)
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- GND
I Touch panel data input terminal (X side direction)
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I Touch panel data input terminal (Y side direction)
O Black level adjustment control terminal
2 9
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Description / Processing Operation
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9 4 2 8
0 5 8 2 9 9 4 2 8
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