Difference between revisions of "MASTECH MS2115B"
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== Hardware == | == Hardware == | ||
* Silicon Labs CP2102 USB to UART bridge controller | * Silicon Labs CP2102 USB to UART bridge controller ([https://www.silabs.com/documents/public/data-sheets/CP2102-9.pdf datasheet]) | ||
* Cyrustek ES51970 DMM analog front end with inrush ([http://www.cyrustek.com.tw/spec/ES51970.pdf datasheet]) | * Cyrustek ES51970 DMM analog front end with inrush ([http://www.cyrustek.com.tw/spec/ES51970.pdf datasheet]) | ||
| Line 41: | Line 41: | ||
The chip periodically sends 9-byte packets at 1200 baud, 8n1. There is no checksum or CRC in the packet. | The chip periodically sends 9-byte packets at 1200 baud, 8n1. There is no checksum or CRC in the packet. | ||
[https://github.com/miek/libsigrok/blob/master/src/dmm/ms2115b.c ms2115b.c] | |||
== Resources == | == Resources == | ||
* [https://www.youtube.com/watch?v=0wLex6KQO04 YouTube: FLR: Mastech MS2115B review] | |||
* [https://www.youtube.com/watch?v=0wLex6KQO04 | |||
* [https://www.youtube.com/watch?v=g3WnYct1h8Q YouTube: DIY Tech & Repairs: Mastech MS2115A - Quick look] | * [https://www.youtube.com/watch?v=g3WnYct1h8Q YouTube: DIY Tech & Repairs: Mastech MS2115A - Quick look] | ||
Latest revision as of 21:16, 7 March 2023
 | |
| Status | supported |
|---|---|
| Source code | serial-dmm |
| Counts | 6000 |
| IEC 61010-1 | CAT III (1000V) / CAT IV (600V) |
| Connectivity | USB/serial |
| Measurements | voltage, current, resistance, capacitance, frequency, duty cycle, diode, continuity |
| Features | autorange, true-rms, data hold, min/max, relative, inrush, bargraph, backlight, ncv |
| Website | mastech-group.com |
The MASTECH MS2115B is a 6000 counts, CAT III (1000V) / CAT IV (600V) handheld dual display digital AC/DC clamp meter with USB connectivity.
See MASTECH MS2115B/Info for more details (such as lsusb -v output) about the device.
Hardware
- Silicon Labs CP2102 USB to UART bridge controller (datasheet)
- Cyrustek ES51970 DMM analog front end with inrush (datasheet)
Photos
Device, front
Device, back
USB interface
Another device:
Package, top
Package, bottom
Package, contents
Device, top
Device, bottom
Protocol
The chip periodically sends 9-byte packets at 1200 baud, 8n1. There is no checksum or CRC in the packet. ms2115b.c