Block Diagram

BLE module
㐈࣎͹RAYTAC
ֺ垹͹MDBT42Q- 512KV2
Crystal͹32.768KHz
BQ24072RGT
BMD101MP28164GD-Z
Optocoupler
Optocoupler
STM32
F103RCT6
WS2812
RGB LEDs
Li-ion
battery
3.3V
6-bit
6-bit
UART
UART
Relay5V
Micro usb
5V
BQ24072RGT
MP28164GD-Z MP28164GD-Z
Boost to High
Voltage
Pulse
control
Pulse
Li-ion
battery
PB
Switchs
Bio Nature ScienƟfic Co., Ltd.
BMS-H02
DarMo Qi resonance device
Crystal
32.768KHz
Crystal
8MHz
Antenna
Operating Frequencies
2402MHz~2480MHz