Sony HCD-FX900W - Page 84

84
HCD-FX900W
• IC Pin Function Description
MAIN BOARD IC501 M30626MJP-A02FPU0 (SYSTEM CONTROLLER)
Pin No. Pin Name I/O Description
1
DAMP_SCDT/
ODAMP processor and Diat data output
DIAT_SDATA
2
DAMP_SHIFT/
ODAMP processor and Diat clock output
DIAT_SCLK
3 DSP_INTR I DSP interrupt
4 SIRCS_IN I SIRCS input
5 DSP_MOSI/DIR_DIN O DSP and DIR data output
6 DSP_MISO I DSP data input
7 DSP_SPICLK/DIR_CLK O DSP/DIR clock output
8 BYTE I External data bus (Ground terminal)
9 CNVSS I Change processor mode (Pull down)
10 EN_A/DAMP FSDLY I S-master FSDLY select switch (Pull up)
11 EN_B/FL_RESET O FL driver (ML9208) reset
12 RESET I System reset signal input
13 XOUT O Crystal output for main clock (5MHz)
14 VSS — Ground terminal
15 XIN I Crystal input for main clock (5MHz)
16 VCC — Power supply (BUP+3.3V)
17 NMI I Not used (Pull up)
18 DIR_ZERO I DIR zero data detect
19
DIR_CSFLAG/A.CAL
_OUT_LEVEL
I DIR_CSFLAG input
20 AC_CUT I Detect AC-CUT
21 FL_CLK/LED_CLK O FL and LED driver clock output
22 LED_LAT O LED driver latch
23 DIAT_CSOD I DIAT CSOD signal input
24 FL_D_OUT/LED_DATA O FL and LED driver data output
25 FL_CS/STB O FL driver chip select
26 MIC_GAIN O MIC gain control
27 CDM_OPEN_SW I CDM open switch input
28 DC_CONT O A.CAL MIC DC control output
29 I2C_CLK I/O I
2
C clock input/output
30 I2C_DATA I/O I
2
C data input/output
31 DVD_SID O Media Tek data out/Flash write TXD1
32 DVD_SOD I Media Tek data in/Flash write RXD1
33 DVD_SCO I Media Tek clock in/Flash write CLK1
34 DVD_XIFBUSY O Media Tek busy request/Flash write RTS1
35
XM_SC_TX_OUT/
MIC_DET_OUT
O MIC detect status out to Media Tek or XM system controller BUS data output
36
XM_SC_RX_IN/
KARAOKE mode information from Media Tek or XM system controller BUS data input
KARAOKE MODE
I
37 DVD XIFCS I Media Tek chip select
38 MTK RST O Media Tek reset
39 P_CONT1 O Control for power supply 1
40 P_CONT2 O Control for power supply 2
41 P_CONT3 O Control for power supply 3
42 DRIVE_RST (EN) O DAMP driver reset