Difference between revisions of "UNI-T UT372"
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* [http://www.silabs.com/Support%20Documents/TechnicalDocs/C8051F313-short.pdf Silicon Labs C8051F313] MCU | * [http://www.silabs.com/Support%20Documents/TechnicalDocs/C8051F313-short.pdf Silicon Labs C8051F313] MCU | ||
* [http://www.goldenviewdisplay.com/pdf/LCD_controllers/ht1621.pdf Holtek HT1621B] LCD controller | * [http://www.goldenviewdisplay.com/pdf/LCD_controllers/ht1621.pdf Holtek HT1621B] LCD controller | ||
* [[WCH_CH9325]] USB UART interface | * [[WCH_CH9325 | WCH CH9325]] USB UART interface | ||
The unit includes a built in laser pointer for aiming at a reflective target, and a tripod fitting to allow stable mounting. | The unit includes a built in laser pointer for aiming at a reflective target, and a tripod fitting to allow stable mounting. | ||
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[[Category:Device]] | [[Category:Device]] | ||
[[Category:Tachometer]] | [[Category:Tachometer]] | ||
[[Category:In | [[Category:In progress]] | ||
Revision as of 20:33, 1 March 2015
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| Status | in progress |
|---|---|
| Connectivity | USB |
| Website | uni-trend.com |
The UNI-T UT372 is a digital tachometer with USB connectivity.
Hardware
- Silicon Labs C8051F313 MCU
- Holtek HT1621B LCD controller
- WCH CH9325 USB UART interface
The unit includes a built in laser pointer for aiming at a reflective target, and a tripod fitting to allow stable mounting.
Photos
Protocol
The MCU transmits serial data to the CH9325 at 2400 baud. A packet is 27 bytes of ASCII data ending in CR, LF. The meaning of each part of the ASCII data is still to be decoded.