5. PCB Diagram
5.2.1. Pin Connection
1) CN1001
VFD, KEY, USB INTERFACE
Pin No.
Signal
1
VFD_GND
2
VFD_CLK
3
VFD_DATA
4
VFD_CE
5
AD_KEY
6
DGND
7
VFD+
8
VFD-
9
VFD-28V
10
DGND
11
ST5.4V
12
D5.0V_PW
13
REMC
14
DGND
15
D_P
16
D_N
17
USB_PW
18
USB_PW
5-3
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