DVR-8100
CIRCUIT DESCRIPTION
Pin No.Pin NameI/OPin Description
182,183CPU ADR(20,21)-Unused.
PIOs and communication
186PIO0(0) T STROBEI/O UART0 data
187PIO0(1) MOD SWI/O ATAPI RD
188PIO0(2)OUnused.
189PIO0(3) OUnused.
190PIO0(4) OUnused.
191PIO0(5) IUnused.
PIO0(6) SLIDER SENSOR
192OPEN/CLOSEI/O Detection port of slider sensor for DVD mechanism.
(DRAWER POSITION)
PIO0(7) SLIDER IN
193I/O Control port of slider (IN) for DVD mechanism.
(DRAWER CCW/CTRL)
194PIO1(0) SDAI/O SSC0 data (MTSR out / MRST in)
195PIO1(1) SCLI/O SSC0 clock
PIO1(2) SLIDER OUT
196I/O Control port of slider (OUT) for DVD mechanism.
(DRAWER CW CTRL)
197PIO1(3) TXD(JIG)I/O UART2 TXD
200PIO1(4) RXD(JIG)I/O UART2 RXD
201PIO1(5) FRONT TXDII/O UART1 TXD
202TRIGGER INI/O Trigger input from JIG.
203TRIGGER OUTI/O Trigger output from JIG.
204PIO2(0) H/P-Unused.
205PIO2(1) FRONT RXDI/O UART1 RXD
206PIO2(2) IUnused.
207PIO2(3) -Unused.
208PIO2(4) AUDIO MUTEOAudio mute control.
Power supply
4,47,81,107
VDD3-3-3.3V Power supply.
136,159,184
14,37,64,94
119,149,171 VDD2-5-2.5V Power supply.
198
5,15,38,50,65
83,96,108,121
VSS-GND
137,150,160
172,185,199
2. Pin Description of Main Microcomputer : CXP82860 (X09, IC22)
Logic
Pin No.Pin NameI/OPin Description
HL
1,2NCNCUnused.
3VDDIPower supply (+5.0V)
4POWER DOWNIDetection pin for the power failure.
5RDS-CLKIRDS clock input.
6H/P CHKIDetection pin for the headphones.H/P IN
7RDS OPTIONISetting pin for RDS.RDSNO RDS
8REMOCONIRemote controller signal input.
9RDS-DATAIRDS data input.
10NCNCUnused.
11EEPROM CLKOClock output to EEPROM.
12,13ENCODE (1,2)IVolume encoder input.
PROTECTI
14AMP PROTECTIDetection pin for the protection.
ON ON
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