Sony CDX-GT610UG - Page 34

CDX-GT61UMS/GT560UE/GT560UI/GT560US/GT564UI/GT610UG/GT610US/GT616UG
34
• IC Pin Function Description
MAIN BOARD IC501 R5F3650KBDZ91FA (SYSTEM CONTROLLER)
Pin No. Pin Name I/O Description
1 LCD_SO O Serial data output to the liquid crystal display driver
2 LCD_CLK O Serial clock signal output to the liquid crystal display driver
3 NOSE_SW I Front panel remove/attach detection signal input terminal “L”: Front panel is attached
4 SIRCS I Remote control signal input from the remote control signal receiver
5 UNISO - Not used
6 UNISI - Not used
7 UNISCK - Not used
8 BYTE I External data bus width select signal input Connect to VSS in this set
9 CNVSS I Flash write signal input terminal Normally operation: “L”, Flash write: “H”
10 XIN I Low speed operation clock signal input terminal (32.768 kHz)
11 XOUT O Low speed operation clock signal output terminal (32.768 kHz)
12 RESET
I System reset signal input from the reset signal generator “L”: reset
13 OSCOUT O High speed operation clock signal output terminal (7.92 MHz)
14 VSS - Ground terminal
15 OSCIN I High speed operation clock signal input terminal (7.92 MHz)
16 VCC1 - Power supply terminal (+3.3V)
17 NMI
I Non-maskable interrupt signal input terminal Fixed at “H” in this set
18 RC_IN1
I Rotary remote commander shift key input terminal
19 BUIN I Back up power supply detection signal input terminal “L” is input at low voltage
20 SYSRST
O Reset signal output terminal
21 BUS_ON
- Not used
22 MC_RX I Serial data input from the CD drive/USB controller
23 DOOR_SW I Front panel remove/attach detection signal input terminal Not used
24 MC_TX O Serial data output to the CD drive/USB controller
25 DOOR_ING O LED drive signal output terminal Not used
26 SYNC_OUT O Synchronize signal output to the DC/DC converter
27 EJECT_OK O Eject OK signal output terminal Not used
28 BEEP O Beep sound drive signal output to the power amplifi er
29 I2C_SCL O IIC serial clock signal output terminal
30 I2C_SDA I/O IIC two-way serial data bus terminal
31 FW_TXD O Flash writer data output terminal
32 FW_RXD I Flash writer data input terminal
33 FW_CLK I Flash writer clock signal output terminal
34 FW_BUSY O Flash writer busy signal output terminal
35 XM_TX O Serial data output terminal Not used
36 XM_RX I Serial data input terminal Not used
37 XM_POWER_EN O Power supply on/off control signal output terminal Not used
38 CD_ON I Power supply on/off control signal input terminal for the CD section
39 CDM_ON I Power supply on/off control signal input terminal for the CD mechanizm section
40 WAKE_UP O System wakeup signal output to the CD drive/USB controller
41 EPM O EPM signal output terminal Fixed at “L” in this set
42 Z_MUTE I Muting on/off control signal input from the CD drive/USB controller
43 to 45 NCO - Not used
46 CE O Chip enable signal output terminal Fixed at “H” in this set
47 HIT2_SDA I/O IIC two-way serial data bus with the FM/AM tuner unit
48 HIT2_SCL O IIC serial clock signal output to the FM/AM tuner unit
49 HIT2_RESET O Reset signal output to the FM/AM tuner unit
50 EN_USB O Power supply on/off control signal output to the DC/DC converter
51 VBUS_ON I VBUS on/off control signal input from the CD drive/USB controller “H”: VBUS on
52 FLT_USB I Over current detection signal input from the DC/DC converter
53 EN_SYS O Power supply on/off control signal output to the DC/DC converter
54 IPOD I iPod connection mode is difference slope setting terminal
55 EXTATT_XEN - Not used
56 TELATT I Telephone attenuator detection signal input terminal Not used
57 ACC_IN
I Accessory power detection signal input terminal “L”: accessory power on
58 ATT O Muting on/off control signal output terminal “H”: muting on
59 DIAG I Diagnostic signal input from the power amplifi er