Samsung DVD-A500, Service Manual, Page: 22 / 125

Reference Information
2-15 Samsung Electronics
PIN NAME FUNCTION
1 VD1 Digital Positive Supply
2 DGND1 Digital Supply Ground
3 XMT958 SPDIF Transmitter Output
4 WR,DS,DMWR,GPIO10 Host Write StrobeHost Data StrobeExternal Memory Write EnableGeneral Purpose Input & Output Number 10
5 RD,R/W,EMOE,GPIO11 Host Parallel Output EnableHost Parallel R/WExternal Memory Output EnableGeneral Purpose Input & Output Number 11
6 A1,SCDIN Host Address Bit OneSPI Serial Control Data Input
7 A0,SCCLK Host Parallel Address Bit ZeroSerial Control Port Clock
8 DATA7,EMAD7,GPIO7 Multiplexed Address and Data Bus
9 DATA6,EMAD6,GPIO6 Multiplexed Address and Data Bus
10 DATA5,EMAD5,GPIO5 Multiplexed Address and Data Bus
11 DATA4,EMAD4,GPIO4 Multiplexed Address and Data Bus
12 VD2 Digital Positive Supply
13 DGND2 Digital Supply Ground
14 DATA3,EMAD3,GPIO3 Multiplexed Address and Data Bus
15 DATA2,EMAD2,GPIO2 Multiplexed Address and Data Bus
16 DATA1,EMAD1,GPIO1 Multiplexed Address and Data Bus
17 DATA0,EMAD0,GPIO0 Multiplexed Address and Data Bus
18 CS Host Parallel Chip Select,Host Serial SPI Chip Select
19 SCDIO,SCDOUT,PSEL,GPIO9 Serial Control Port Data Input and Output,Parallel Port Type Select
20 ABOOT,INTREQ Control Port Interrupt request,Automatic Boot Enable
21 EXTMEM,GPIO8 External Memory Chip SelectGeneral Purpose Input & Output Number 8
22 SDATAN1 PCM Audio Data Input Number One
23 VD3 Digital Positive Supply
24 DGND3 Digital Supply Ground
25 SCLKN1,STCCLK2 PCM Audio Input Bit clock
26 LRCLKN1 PCM Audio Input Sample Rate Clock
27 CMPDAT,SDATAN2 PCM Audio Data Input Number Two
28 CMPCLK,SCLKN2 PCM Audio Input Bit Clock
29 CMPREQ,LRCLKN2 PCM Audio Input Sample Rate Clock
30 CLKIN Master Clock Input
31 CLKSEL DSP Clock Select
32 FILT2 Phase-Locked Loop Filter
33 FILT1 Phase-Locked Loop Filter
34 VA Analog Positive Supply
35 AGND Analog Supply Ground
36 RESET Master Reset Input
37 DD Reserved
38 DC Reserved
39 AUDATA2 Digital Audio Output 2
40 AUDATA1 Digital Audio Output 1
41 AUDATA0 Digital Audio Output 0
42 LRCLK Audio Output Sample Rate Clock
43 SCLK Audio Output Bit Clock
44 MCLK Audio Master Clock