Chengdu Ebyte Electronic Technology Co., Ltd.
E51-470NW16S USER Manual
Copyright ©2012–2023
，
Chengdu Ebyte Electronic Technology Co., Ltd.
8
15
PC01
input/output
Configurable generic IO ports (see EFR32FG25 manual)
16
PC02
input/output
Configurable generic IO ports (see EFR32FG25 manual)
17
PC03
input/output
Configurable generic IO ports (see EFR32FG25 manual)
18
PC04
input/output
Configurable generic IO ports (see EFR32FG25 manual)
19
PC05
input/output
Configurable generic IO ports (see EFR32FG25 manual)
20
PC06
input/output
Configurable generic IO ports (see EFR32FG25 manual)
21
PC07
input/output
Configurable generic IO ports (see EFR32FG25 manual)
22
PC08
input/output
Configurable generic IO ports (see EFR32FG25 manual)
23
PC09
input/output
Configurable generic IO ports (see EFR32FG25 manual)
24
PC10
input/output
Configurable generic IO ports (see EFR32FG25 manual)
25
NRST
output
Chip reset triggers input pin, low level active
26
GND
output
Ground wire, connected to the power reference ground
27
GND
output
Ground wire, connected to the power reference ground
28
GND
output
Ground wire, connected to the power reference ground
29
ANT
output
Antenna interface, stamp hole (50Ω characteristic impedance),
connected to the IPEX-1 interface
30
GND
output
Ground wire, connected to the power reference ground
31
GND
output
Ground wire, connected to the power reference ground
32
GND
output
Ground wire, connected to the power reference ground
33
GND
output
Ground wire, connected to the power reference ground
34
PB05
input/output
Configurable generic IO ports (see EFR32FG25 manual)
35
PB04
input/output
Configurable generic IO ports (see EFR32FG25 manual)
36
PB03
input/output
Configurable generic IO ports (see EFR32FG25 manual)
37
PB02
input/output
Configurable generic IO ports (see EFR32FG25 manual)
38
PB01
input/output
Configurable generic IO ports (see EFR32FG25 manual)
39
PB00
input/output
Configurable generic IO ports (see EFR32FG25 manual)
40
GND
output
Ground wire, connected to the power reference ground
41
PA00
input/output
Configurable generic IO ports (see EFR32FG25 manual)
42
PA01
input/output
Program debugging/download port SWCLK
43
PA02
input/output
Program debugging/download port SWDIO
44
PA03
input/output
Configurable generic IO ports (see EFR32FG25 manual)
45
PA04
input/output
Configurable generic IO ports (see EFR32FG25 manual)
46
PA05
input/output
Configurable generic IO ports (see EFR32FG25 manual)
47
PA06
input/output
Configurable generic IO ports (see EFR32FG25 manual)
48
PA07
input/output
Configurable generic IO ports (see EFR32FG25 manual)
49
PA08
input/output
Configurable generic IO ports (see EFR32FG25 manual)
50
PA09
input/output
Configurable generic IO ports (see EFR32FG25 manual)
51
PA10
input/output
Configurable generic IO ports (see EFR32FG25 manual)
52
PA11
input/output
Configurable generic IO ports (see EFR32FG25 manual)
