Philips HTL2160C/G/M/S/T/W/12/F7/93, Руководство по обслуживанию

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Symbol Pin # I/O Description
VFD_CLK/GPIO 1 I/O 1. CLK of VFD
2. General-purpose I/O
VFD_STB/GPIO 2 I/O 1. Strobe of VFD
2. General-purpose I/O
VFD_DATA/GPIO 3 I/O 1. DATA of VFD
2. General-purpose I/O
VDD33 4 P I/O power supply
RST_B 5 I System Reset
VSS_0 6 G Ground
IR_I/GPIO 7 I/O IR input or general-purpose I/O
SCART_SEL/GPIO 8 I/O SCART select or general-purpose I/O
SCART_DIS/GPIO 9 I/O SCART display or general-purpose I/O
VDD_0 10 P
1.8V Kernel logic power supply
(For 8202R/Rx –D, 1.25V is used)
HSYNC/GPIO 11 I/O 1. General-purpose I/O
2. SD_HWORD_LDQM : SDRAM High Word LDQM
3. SD_CS0_B : SDRAM Chip Select 0
4. UA0_RXD : UART RX Port 0
5. HSYNC_PC : HSYNC signal of TV Interface
VSYNC/GPIO 12 I/O 1. General-purpose I/O
2. SD_HWORD_UDQM : SDRAM High Word UDQM
3. SD_CKE : SDRAM Clock Enable
4. UA0_TXD : UART TX Port 0
5. VSYNC_PC : VSYNC signal of TV Interface
SDRAM Interface
M_D0 13 I/O SDRAM data bus bit 0
M_D1 14 I/O SDRAM data bus bit 1
M_D2 15 I/O SDRAM data bus bit 2
M_D3 16 I/O SDRAM data bus bit 3
M_D4 17 I/O SDRAM data bus bit 4
M_D5 18 I/O SDRAM data bus bit 5
M_D6 19 I/O SDRAM data bus bit 6
M_D7 20 I/O SDRAM data bus bit 7
M_D15 21 I/O SDRAM data bus bit 15
M_D14 22 I/O SDRAM data bus bit 14
M_D13 23 I/O SDRAM data bus bit 13
M_D12 24 I/O SDRAM data bus bit 12
M_D11 25 I/O SDRAM data bus bit 11
M_D10 26 I/O SDRAM data bus bit 10
M_D9 27 I/O SDRAM data bus bit 9
M_D8 28 I/O SDRAM data bus bit 8
M_DQM1/GPIO 29 I/O 1. SDRAM data input/output mask for M DD[15:8]
2. General-purpose I/O
VSS_1 30 G Ground
Main IC-SP8202_RDB PIN Description
9-2