Datasheet
www.rovingnetworks.com Version 1.0 12/3/12 page 5
RN4142XV-DS
FIGURE 2-1: RN41XV & RN42XV DIMENSIONS
TABLE 2-8: PIN DESCRIPTION (PART 1 OF 2)
Pin
Number
Signal Name Description
Optional
Function
Direction
1 VDD_3V3 3.3 V regulated power input to the module. Power
2 TXD UART TX, 8 mA drive, 3.3-V tolerant. From module
3 RXD UART RX, 3.3 V tolerant. To module
4 GPIO7 GPIO, 24 mA drive, 3.3 V tolerant/ADC input. I/O
5 RESET_N Optional module reset signal (active low), 100 k pull up,
apply pulse of at least 160 μs, 3.3 V tolerant.
Input
6 GPIO6 GPIO, 24 mA drive, 3.3-V tolerant/ADC input. Data TX/RX From module
7 GPIO9 GPIO, 24 mA drive, 3.3-V tolerant/ADC input. I/O
8 GPIO4 GPIO, 24 mA drive, 3.3 V tolerant/ADC input. I/O
9 GPIO11 GPIO, 8 mA drive, 3.3 V tolerant. I/O
10 GND Ground. Ground
11 GPIO8 GPIO, 8 mA drive, 3.3-V tolerant. The RN41XV and
RN42XV drive GPIO8 high on powerup, which overrides
software configured powerup values, on GPIO8.
I/O
12 RTS UART RTS flow control, 8 mA drive, 3.3 V tolerant. From module
13 GPIO2 GPIO, 24 mA drive, 3.3 V tolerant/ADC input. I/O
14 Not Used No connect. No Connect
15 GPIO5 GPIO, 24 mA drive, 3.3 V tolerant/ADC input. I/O
0.0
21.0
0.0
24.5
29.9
5.6
18.8
23.2
24.4
1.8
3.8
5.8
7.8
9.8
11.8
13.8
15.8
17.8
19.8
12.2
RN41XVC
RN42XVP
Top View
1.2
0.0
23.0
0.0
29.0
5.6
18.8
23.2
24.4
1.8
3.8
5.8
7.8
9.8
11.8
13.8
15.8
17.8
19.8
12.2
26.7
14.8
9.6
RN41XVU
RN42XVU
Top View
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20
19
18
17
16
15
14
13
12
11
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20
19
18
17
16
15
14
13
12
11
Dimensions in mm
Side View Side View