31
GND
Ground
32
X_LCD_PCLK
LCD Pixel Clock
V5
33
X_LCD_BIAS_EN
LCD BIAS
R6
34
X_LCD_HSYNC
LCD Horizontal
Synchronisation
R5
35
X_LCD_VSYNC
LCD Vertical
Synchronisation
U5
36
GND
Ground
37
GND
Ground
38
X_PWM1_OUT
Pulse Wide
Modulation
C15
39
VCC_BL
Backlight power
supply
40
VCC5V
5V powersupply
X71 Connector Details:
Pin No
Signal Name
Description
Pin(Ball-no)of
Processor
1
X_I2S_CLK
I²S Clock
A13
2
X_I2S_FRM
I²S Frame
B13
3
X_I2S_ADC
I²S Analog-Digital
converter
(microphone)
D12
4
X_I2S_DAC
I²S Digital-Analog
converter (speaker)
D13
5
X_AV_INT_GPIO1_3
0
A/V interrupt;
GPIO1_30
U9
6
X_MCASP0_AHCLK
X
McASP0 high
frequency clock
A14
7
GND
Ground
8
nRESET_OUT
Reset
A10
9
TS_X+
Touch X+
B6
10
TS_X-
Touch X-
C7
11
TS_Y+
Touch Y+
B7
12
TS_Y-
Touch Y-
A7
13
VCC3V3
3.3 V power supply
14
GND
Ground
15
X_I2C0_SCL
I²C Clock
C16
16
X_I2C0_SDA
I²C Data
C17
© PHYTEC Embedded Pvt. Ltd. 2014 23
