|
|
Specifications
| Operating Temperature (CPU): | -20°C ~ +70°C |
| Connection to PC: | USB (CDC Virtual COM port) |
| Power: | USB Powered |
| Temperature Accuracy: | +/-0.2°C (0°C to 65°C |
| Temperature Resolution: | 0.01°C |
| Temperature Range: | -40°C to 125°C |
| Humidity Accuracy: | +/-2 %RH |
| Humidity Resolution: | 0.01 %RH |
| Humidity Range: | 0 %RH - 100 %RH |
Best performance when operated at 5 °C to 60 °C and 20 %RH to 80 %RH
Features
- USB Type A Plug.
- Simple ASCII command.
- Using MCU as CDC Virtual Serial Port. (Using usbser.sys at Windows. Native supported by MacOS and most Linux distributions).
- Using SHT30 (a single chip sensor) for temperature/humidity sensing.
Package Content:
- USB-TnH TypeA (SHT30) Sensor
Shipping and Payment:
- Accept PayPal Only
- Worldwide shipping via Airmail
Sensor
Qt Desktop Program (Source at GitHub)
Command Line Interface (Windows)
Command Line Interface (Linux)
Serial command
Please open the serial port with baud rate at 115200 and data format as N81. All commands are in ASCII.
| Action | Command | Response |
| Get Model Name | GI\n |
USB-TnH SHT30\n |
| Get Version | GV\n |
V1.00\n |
| Get Temperature | GT\n |
21.73\n |
| Get Humidity | GH\n |
39.85\n |
| Get Unit Name Default is "SENSOR", can set by user. |
GN\n |
SENSOR\n |
| Set Unit Name Up to 8 characters, stored at FLASH. |
N=name\n |
OK\n |
| Turn off LED Indicator Will restore to "Turn on" after restart |
I=0\n |
OK\n |
| Turn on LED Indicator | I=1\n |
OK\n |
| Get all reading in JSON format | GJSON\n |
{"T":21.73,"H":39.85}\n |
Resources
- Installation CDC Driver for Windows
- Command Line Interface (Win32 executable) (Download)
- Command Line Interface (Raspberry Pi3 binary) (Download)
- Qt Desktop program (Win32 executable) (Download)
- CDC driver for Windows asf-sign-inf.zip (Version 2.xx), cdc64.zip
- Source code at GitHub