Tuya Sandwich Zigbee SoC Board (TYZS5)

The Tuya Sandwich Zigbee SoC master control board (TYZS5) helps you quickly implement various smart hardware prototypes. You can use the Tuya Zigbee SoC master control board (TYZS5) with other functional circuit modules or circuit boards to implement corresponding functions.

Scenarios

• The Tuya Sandwich Zigbee SoC master control board (TYZS5) applies to many prototypes developed by Tuya IoT custom solutions, including sockets, power strips, and switches.

• You also can implement diversified smart hardware demos with this development board.

• The common scenarios of the Tuya Sandwich Zigbee SoC master control board are as follows:

  • Embedded systems engineers can use the board to perform preliminary embedded programming and debugging.
  • App developers can use the board to develop and debug apps.
  • Makers can use the board to quickly implement hardware demos and device control with the mobile phone.
  • IoT technology enthusiasts can use the board to learn about the Zigbee control principle and smart device development.

Introduction to key components

The Tuya Sandwich Zigbee SoC master control board (TYZS5) adopts the high-performance Zigbee module TYZS5 developed by Tuya Smart. The development board contains Zigbee module TYZS5, buttons, LED indicators, user-defined I/O interfaces, power supply, and more. For more information, see TYZS5 Module Datasheet.

I/O ports and function definitions

• CN5 serial port for UART upgrade: Used for system upgrade and debugging.

• LED indicator LED2: 3.3V power indicator.

• LED indicator LED1: network indicator. You can customize its functions.

• LED indicator LED3: running indicator. You can customize its functions.

• Button SW1: You can customize its functions. It is detected by GPIO5. Its logic level is high when initialized and is low when pressed.

• Other GPIO ports: You can customize their functions. See the following table.

  No.	Symbol	Description
  1	RST	Hardware reset pin. The chip is reset when the logic level is low. The module has power-on reset circuit and you can ignore this pin according to the actual situation.
  2	3V3	3.3V power input pin.
  4	GND	Power ground.
  5	UART_RX	Correspond to the 8th pin in the Datasheet. It can be used for serial port reception or configured as an I/O.
  6	UART_TX	Correspond to the 11th pin in the Datasheet. It can be used for serial port transmission or configured as an I/O.
  7	GPIO11	Correspond to the 8th pin in the Datasheet. It can be used for LED driver or configured as an I/O.
  8	GPIO12	Correspond to the 2nd pin in the Datasheet. It can be used as an LED driver or configured as an I/O.
  10	SDA	Correspond to the 3rd pin in the Datasheet. It can be used for UART-TX serial port transmission or as a GPIO.
  11	SCL	Correspond to the 4th pin in the Datasheet. It can be used for UART-RX serial port reception or as a GPIO.

Schematic diagram and PCB

• Schematic diagram of Tuya Sandwich Zigbee SoC master control board (TYZS5):

• PCB of Tuya Sandwich Zigbee SoC master control board (TYZS5):

  

Things to note

• The development board in this solution must be used with a power board.
• The development board in this solution only supports 3.3V power input, and the supply current is not less than 200mA.