Release 1.0
Technical Documentation 01/2006
TD_Repair_L3_SXG75_R1.0.pdf Page 24 of 73
GPIO
Pad
GP Signal Name Function
0 3 CAM1_PWR_EN Mpix camera regulator enable. Active high.
1 3 CAM2_PWR_EN CIF camera regulator enable. Active high
2 3
3 3 PS_HOLD PM6650. Held high to latch phone power ON.
4 3 GSM_PA_EN RF system control.
5 3 GSM_PA_BAND RF system control.
6 3
LOW_VOL
(Not used)
7 3 TX_VCO_1_EN_N RF system control.
8 3 TX_VCO_0_EN_N RF system control.
9 3 ANT_SEL0 RF system control.
10 3 ANT_SEL1 RF system control.
11 3 ANT_SEL2 RF system control.
12 3 BT_ENABLE Bluetooth (Not used)
13 3 LCD_BCKLT_PWM LCD and keypad backlight PWM signal for current control.
14 3 CAMIF_PCLK Camera bus switch. Pixel clock.
15 3 CAMIF_HSYNC Camera bus switch. Sync pulse.
16 3 CAMIF_VSYNC Camera bus switch. Sync pulse.
17 3 ANT_POSN External antenna sense.
18 3 A_RDS_DATA_EXIST FM radio interrupt.
19 3 CAMIF_DSP_CLK Camera bus switch. Master clock to cameras..
20 3 BT_DATA Bluetooth interface.
21 3 BT_TX_RX_N Bluetooth interface.
22 3 BT_SBDT Bluetooth interface.
23 3 BT_SBCK Bluetooth interface.
24 3 BT_SBST Bluetooth interface.
25 3 BT_CLK Bluetooth interface.
26 3 I2C_SDA I2C bus to cameras, FM radio and audio amplifier.
27 3 I2C_SCL I2C bus to cameras, FM radio and audio amplifier.
28 3 LCD_EN LCD Regulator enable. Active high.
29 3 A_FM_STANDBY FM Radio enable.
30 3 MMC_CMD MMC interface.
31 3 MMC_CLK MMC interface.
32 3 MMC_DATA MMC interface.
33 2 NAND_FLASH_READY NAND FLASH interface.
34 2 A2(20) LCD interface.
35 2 MMC_CD MMC interface.
36 2 BACKLIGHT_EN Backlight switcher supply enable. Active high.
Company Confidential
2006©BenQ
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