Page
13
of
27
USER MANUAL RC1882-RIIM-DK DEVELOPMENT KIT
2019 Radiocrafts AS
User Manual RC1882-RIIM-DK Development Kit Rev. 1.00
I/O connection
All pins to the module are available through standard pin rows using a pitch distance of 100 mil (2.54 mm).
These pins are connected to 4 x 10 pins holes named P4 to P7. The table below gives an overview of the
edge connectors and their logical signals. Details on the RC188x pinning can be found in [7].
I/O connection
Connector
PIN
Signal
RC188x PIN
Note
P4
1
GND
2
RX/TX
25
Not used
3
RESET
26
4
DIO_1
30
5
DIO_2
31
6
DIO_3
32
7
DIO_4
33
8
DIO_5
34
9
DIO_6
35
10
DIO_7
36
P5
1
DIO_8
37
2
DIO_9
38
3
DIO_10
39
4
DIO_11
40
5
DIO_12
41
6
DIO_13
42
7
DIO_14
2
8
DIO_15
3
9
DIO_18
4
10
GND
P6
1
GND
2
DIO_19
5
TXD output (Connected to USB FTDI chip)
3
DIO_20
6
RXD input (Connected to USB FTDI chip)
4
VCC_EXTERN
27
Via EMI bead to RC188X
5
DIO_21
8
6
DIO_22
9
7
DIO_23
10
8
DIO_24
11
9
TMSC
12
10
TCKC
13
P7
1
DIO_16/TDO
14
2
DIO_17/TDI
15
3
DIO_25
16
4
DIO_26
17
5
DIO_27
18
6
DIO_28
19
Not connected for RC1885. Module pin 19-21 are RF port
for 2.4 GHz.
7
DIO_29
20
8
DIO_30
21
9
Not connected
10
GND