Speaker; Ip5306 Charging/Discharging; 6-Axis Motiontracking Sensor Mpu6886; 3-Axis Geomagnetic Sensor Bmm150 - M5Stack FIRE Quick Start Manual

Speaker

M5Stack Docs
GROVE Port A & IP5306
We've use the customized I2C version of IP5306, on power management.
Its I2C address is 0x75.
ESP32 Chip GPIO22 GPIO21 5V GND
GROVE A SCL
IP5306 SCL

IP5306 charging/discharging

charging
0.00 ~ 3.40V -> 0%
3.40 ~ 3.61V -> 25%
3.61 ~ 3.88V -> 50%
3.88 ~ 4.12V -> 75%
4.12 ~ / -> 100%

6-Axis MotionTracking Sensor MPU6886

MPU6886 I2C address 0x68
ESP32 Chip GPIO22 GPIO21 5V GND
MPU6886 SCL

3-Axis Geomagnetic Sensor BMM150

BMM150 I2C address 0x10
ESP32 Chip GPIO22 GPIO21 5V GND
BMM150 SCL

M5GO Base Port

GROVE Port B
ESP32 Chip GPIO36 GPIO26 5V GND
GROVE B GPIO36 GPIO26 5V GND
GROVE Port C
ESP32 Chip GPIO16 GPIO17 5V GND
GROVE C RXD
LED Bar & Micphone & Speaker
SDA 5V GND
SDA 5V GND
Voltage parameter
discharging
4.20 ~ 4.07V -> 100%
4.07 ~ 3.81V -> 75%
3.81 ~ 3.55V -> 50%
3.55 ~ 3.33V -> 25%
3.33 ~ 0.00V -> 0%
SDA 5V GND
SDA 5V GND
TXD 5V GND
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