Chengdu Ebyte Electronic Technology Co., Ltd.
E51-470NW16S USER Manual
Copyright ©2012–2023
，
Chengdu Ebyte Electronic Technology Co., Ltd.
7
Chapter III Mechanical dimensions and pin definition
Pin No.
Pin name
Pin direction
Pin using
1
GND
output
Ground wire, connected to the power reference ground
2
GND
output
Ground wire, connected to the power reference ground
3
GND
output
Ground wire, connected to the power reference ground
4
GND
output
Ground wire, connected to the power reference ground
5
PD07
input/output
Configurable generic IO ports (see EFR32FG25 manual)
6
PD06
input/output
Configurable generic IO ports (see EFR32FG25 manual)
7
PD05
input/output
Configurable generic IO ports (see EFR32FG25 manual)
8
PD04
input/output
Configurable generic IO ports (see EFR32FG25 manual)
9
PD03
input/output
Configurable generic IO ports (see EFR32FG25 manual)
10
PD02
input/output
Configurable generic IO ports (see EFR32FG25 manual)
-
PD01
-
Undrawn, connected 32.768KHz crystal oscillator as LFXTAL_I inside
the module (see EFR32FG25 manual)
-
PD00
-
Undrawn, connected 32.768KHz crystal oscillator as LFXTAL_O inside
the module (see EFR32FG25 manual)
11
GND
output
Ground wire, connected to the power reference ground
12
+5V
input
Power input +5V
13
+5V
input
Power input +5V
14
PC00
input/output
Configurable generic IO ports (see EFR32FG25 manual)
