Unit Scales

SKU:U108

Description

UNIT Scales is a high precision low-cost I2C port weighing sensor, with a total weighing range of 20kgs. Adopt STM32F030 as the controller, HX711 as sampling chip and 20 kgs weighing sensor. With tare button and programable RGB LED. This Unit offers the customer with a highly integrated weighing solution, suitable for the applications of weighing, item counting, item movement Checking and so on.

Product Features

HX711:
- High precision 24bit ADC
- Programmable gain amplification 32, 64 and 128
- 10SPS output data rate
I2C port
Development platform: Arduino, UIFlow(To be supported soon)

Included

1x Scales Unit
1x HY2.0-4P Cable (20cm)

Application

Smart scales
Kitchen scale
Item counting device

Specifications

Spec	Parameters
MCU	STM32F030
ADC	HX711
Communication	I2C:0x26
LED	SK6812(PA7)
Function Button	Tare (PA2)
Gross Weight	96g
Net Weight	87g
Package Size	564041mm
Product Size	424358mm
Enclosure Material	Plastic ( PC )

EasyLoader

download EasyLoader

1.EasyLoader is a concise and fast program writer, which has a built-in case program related to the product. It can be burned to the main control by simple steps to perform a series of function verification.

2.After downloading the software, double-click to run the application, connect the M5 device to the computer through the data cable, select the port parameters, click "Burn" to start burning. (For M5StickC/M5StickC PLUS burning, please Set the baud rate to 750000 or 115200)

PinMap

Scales Unit	SCL	SDA	5V	GND
M5Core(PORT A)	GPIO22	GPIO21	5V	GND
M5Core2(PORT A)	GPIO22	GPIO21	5V	GND
M5Atom(PORT A)	GPIO32	GPIO26	5V	GND
M5StickC/Plus(PORT A)	GPIO33	GPIO32	5V	GND
M5Station(PORT A1,A2)	GPIO33	GPIO32	5V	GND