2.3. Pin Signals
The following table shows the pin assignments for the RBM101i.
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
C
© 2017, R
OPYRIGHT
ADIO
Table 4 Pin Assignments
Name
Direction
Vcc
-
UART_TX
Out
UART_RX
In
N/C
-
nReset
In
N/C
-
N/C
-
N/C
-
N/C
-
GND
-
N/C
-
N/C
-
N/C
-
N/C
-
N/C
-
N/C
-
N/C
-
N/C
-
N/C
-
N/C
-
B
I
.
RIDGE
NC
R
B
ADIO
RIDGE
Function
Power supply
UART data out
UART data in
Not connected
Device is reset when held low
Not connected
Not connected
Not connected
Not connected
Ground
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
Not connected
R
B
RBM101
ADIO
RIDGE
I
RBM101
U
G
I
SER
UIDE
U
G
P
5
SER
UIDE
AGE
OF
19