Back to browse
RN42N
Class 2 Bluetooth Module without antenna
Schematic Symbol
Pin Configuration (36 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | GND | power_in |
| 2 | SPI_MOSI | input |
| 3 | GPIO6 | input |
| 4 | GPIO7 | bidirectional |
| 5 | RESET | input |
| 6 | SPI_CLK | input |
| 7 | PCM_CLK | bidirectional |
| 8 | PCM_SYNC | bidirectional |
| 9 | PCM_IN | input |
| 10 | PCM_OUT | output |
| 11 | VDD | power_in |
| 12 | GND | power_in |
| 13 | UART_RX | input |
| 14 | UART_TX | output |
| 15 | UART_RTS | output |
| 16 | UART_CTS | input |
| 17 | USB_D+ | bidirectional |
| 18 | USB_D- | bidirectional |
| 19 | GPIO2 | bidirectional |
| 20 | GPIO3 | input |
| 21 | GPIO5 | bidirectional |
| 22 | GPIO4 | bidirectional |
| 23 | SPI_CSB | input |
| 24 | SPI_MISO | output |
| 25 | GND | power_in |
| 26 | RF_ANT | bidirectional |
| 27 | GND | power_in |
| 28 | GND | power_in |
| 29 | GND | power_in |
| 30 | AIO0 | input |
| 31 | GPIO8 | output |
| 32 | GPIO9 | bidirectional |
| 33 | GPIO10 | bidirectional |
| 34 | GPIO11 | bidirectional |
| 35 | AIO1 | input |
| 36 | SHIELD | input |
Footprint
ConfirmedRF_Module/RN42N
Pad Layout
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
36
36
36
Pads (39)
| Number | Type |
|---|---|
| 1 | smd |
| 2 | smd |
| 3 | smd |
| 4 | smd |
| 5 | smd |
| 6 | smd |
| 7 | smd |
| 8 | smd |
| 9 | smd |
| 10 | smd |
| 11 | smd |
| 12 | smd |
| 13 | smd |
| 14 | smd |
| 15 | smd |
| 16 | smd |
| 17 | smd |
| 18 | smd |
| 19 | smd |
| 20 | smd |
| 21 | smd |
| 22 | smd |
| 23 | smd |
| 24 | smd |
| 25 | smd |
| 26 | smd |
| 27 | smd |
| 28 | smd |
| 29 | smd |
| 30 | smd |
| 31 | smd |
| 32 | smd |
| 33 | smd |
| 34 | smd |
| 35 | smd |
| 36 | smd |
| 36 | smd |
| 36 | smd |
| 36 | smd |