Thingy:91

Connector pinouts

Table 1. Pinout of connector P3
Pin Signal Description
1 GND Ground
2 VLi-Ion Battery voltage
Table 2. Pinout of connector P4
Pin Signal Description
1 GND Ground
2 1V8 Regulated 1.8 V domain
Table 3. Pinout of connector P5
Pin Signal Description
1 GND Ground
2 3V3 Regulated 3.3 V domain
Table 4. Pinout of connector P6
Pin Signal Description
1 SPARE1 General-Purpose Input/Output (GPIO) of the nRF52840
2 SPARE2 GPIO of the nRF52840
3 SPARE3 GPIO of the nRF52840
4 SPARE4 GPIO of the nRF52840
5 SPARE5 GPIO of the nRF52840
6 SPARE6 GPIO of the nRF52840
Table 5. Pinout of connector P7
Pin Signal Description
1 1V8 Regulated 1.8 V domain
2 GND Ground
3 MOS_1_D Drain of n-channel MOSFET 1
4 MOS_1_S Source of n-channel MOSFET 1
5 MOS_2_D Drain of n-channel MOSFET 2
6 MOS_2_S Source of n-channel MOSFET 2
7 MOS_3_D Drain of n-channel MOSFET 3
8 MOS_3_S Source of n-channel MOSFET 3
9 MOS_4_D Drain of n-channel MOSFET 4
10 MOS_4_S Source of n-channel MOSFET 4