Connectors - Silicon Laboratories BG22 Explorer Kit User Manual

3.6 Connectors

The BG22 Explorer Kit features a USB Micro-B connector, 20 breakout pads, a mikroBUS connector for connecting mikroBUS add-on
boards, and a Qwiic connector for connecting Qwiic Connect System hardware. The connectors are placed on the top side of the board,
and their placement and pinout are shown in the figure below. For additional information on the connectors, see the following sub chap-
ters.
PD3 - MIKROE_QWIIC_I2C_SDA
PD2 - MIKROE_QWIIC_I2C_SCL
PB1 - MIKROE_UART_TX
PB2 - MIKROE_UART_RX
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J1
PC7
1
PA4
2
GND
3
5V
4
5
6
7
8
PB3 - MIKROE_INT
9
PB4 - MIKROE_PWM
10
USB Micro-B
Connector
Figure 3.5. BG22 Explorer Kit Connectors
Breakout Pads
P202
1
2
J202
J201
3
4
5
6
7
8
9
10
P900
mikroBUS
Connector
UG509: BG22 Explorer Kit User's Guide
Qwiic
Connector
J2
RST
PA0
GND
VMCU
PC0 - MIKROE_SPI_MOSI
PC1 - MIKROE_SPI_MISO
PC2 - MIKROE_SPI_SCK
PC3 - MIKROE_SPI_CS
PC6 - MIKROE_RST
PB0 - MIKROE_ANALOG
Hardware
Rev. 1.1 | 10