RAK6421 WisBlock Pi Hat Kits

You can create a custom configuration using the RAK6421 with any combination of modules to suit a specific use case. In addition, a selection of predefined kits is available to help you get started with common applications.

Environment Kit 1 & 2

Slot	Module	Examples	Notes
Slot 1	RAK12037 WisBlock CO2 Sensor	Example	Only on Environment Kit 2
Slot 2
Slot A	RAK1906 WisBlock Environmental Sensor	Example
Slot B	RAK12002 WisBlock RTC Module
Slot C	RAK12019 WisBlock UV Light Module	Example
Slot D	RAK12047 WisBlock VOC Sensor

Environment Kit GPIO Mapping

Function	Base Board	IO_A Slot	IO_B Slot	SENSOR_A Slot	SENSOR_B Slot	SENSOR_C Slot	SENSOR_D Slot
MODULE	RAK6421	RAK12037		RAK1906	RAK12002	RAK12019	RAK12047
I2C_ADDR	0x48	0x61		0x76	0x52	0x53	0x59
3V3	3V3	3V3_S		VDD	3V3	3V3_S	3V3_S
5V	5V
VBAT	VBAT
GND	GND	GND		GND	GND	GND	GND
I2C1_SCL	I2C1_SCL	I2C_SDA		I2C_SCL	I2C_SCL	I2C_SCL	I2C_SCL
I2C1_SDA	I2C1_SDA	I2C_SCL		I2C_SDA	I2C_SDA	I2C_SDA	I2C_SDA
UART0_RX	RXD0
UART0_TX	TXD0
GPIO04	GPIO04
GPIO05	GPIO05
GPIO13					CLKOUT
GPIO16					INT1
GPIO21						INT
GPIO22		RDY
GPIO24		PWM
AIN1	AIN1

Industrial Kit

Included Modules

Slot	Module	Examples	Notes
Slot A	RAK5801 WisBlock 4-20mA Interface Module	Example
Slot B	RAK5802 WisBlock RS485 Interface Module	Example
Slot 1	RAK18001 WisBlock Buzzer Module
Slot 2	RAK12002 WisBlock RTC Module
Slot 3
Slot 4

Industrial Kit GPIO Mapping

Function	Base Board	IO_A Slot	IO_B Slot	SENSOR_A Slot	SENSOR_B Slot	SENSOR_C Slot	SENSOR_D Slot
MODULE	RAK6421	RAK5801	RAK5802	RAK18001	RAK12002	EMPTY	EMPTY
I2C_ADDR	0x48				0x52
3V3	3V3	3V3 (NC)	3V3_S	3V3	3V3
5V	5V
VBAT	VBAT	VBAT	VBAT
GND	GND	GND	GND	GND	GND
I2C1_SCL	I2C1_SCL	I2C_SCL	I2C_SCL		I2C_SCL
I2C1_SDA	I2C1_SDA	I2C_SDA	I2C_SDA		I2C_SDA
UART0_RX	RXD0
UART0_TX	TXD0
GPIO04	GPIO04
GPIO05	GPIO05
GPIO13					CLKOUT
GPIO16		A0			INT1
GPIO17		ENABLE
AIN1	AIN1	A1
AIN2			AIN