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Rev 1.0
Page 47 of 69
Generic Q7 Carrier Card Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
39
SHLR
Left or Right Display Control
40
UPDN
Up / Down Display Control
41
VGON
Positive Power for TFT
42
VGOFF
Negative Power for TFT
43
AVDD_LCD
Analog Power
44
MAIN_RESET2#
Global reset pin. Active low
to enter reset state.
Connected with an RC reset
circuit for stability.
(R=10K
Ω
,
C=1
μ
F)
45
NC
No Connection
46
VCOM
Common Voltage
47
DITH
Dithering setting
DITH=”H” 6bit
resolution(last 2 bit of input
data truncated)
DITH=”L” 8bit
resolution(default setting)
48
GND
Ground
49
NC
No Connection
50
NC
No Connection
M1,M2
Mechanical Support
Mechanical Support
Figure 42: 7`` Capacitive Touch LCD Connector Pin Out
Pin No
Pin Detail
Description
1
VDD_TOUCH Power Supply
2
GND
Ground
3
CHG
Touch Interrupt
4
I2C_CLK
I2C Clock
5
I2C_DAT
I2C Data
Figure 43: Capacitive touch Connector Pin Out