Difference between revisions of "RDing TEMPer"

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* Main chip: Unknown, yet (markings were removed)
* Main chip: Unknown, yet (markings were removed)
* Temperature sensor: [http://www.fairchildsemi.com/pf/FM/FM75.html Fairchild FM75] ([http://www.fairchildsemi.com/ds/FM/FM75.pdf datasheet])
* Temperature sensor: [http://www.fairchildsemi.com/pf/FM/FM75.html Fairchild FM75] ([http://www.fairchildsemi.com/ds/FM/FM75.pdf datasheet]), I2C slave addres '''0x4f'''
* Some SO-8 chip: Unknown, yet (markings were removed)
* I2C EEPROM: Unknown, yet (markings were removed), I2C slave addres '''0x50'''


Main chip pinout:
Main chip pinout:
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|-
|-
|  
| SCL
|  
| SDA
|  
|  
|  
|  
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|}
|}


Unknown SO-8 chip pinout:
I2C EEPROM pinout:


{| border="0" style="font-size: smaller" class="sigroktable"
{| border="0" style="font-size: smaller" class="sigroktable"
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| GND
| GND
| GND
| GND
| 3.3V
| SDA
| 3.3V
| SCL
| GND
| GND
| 3.3V
| 3.3V

Revision as of 02:41, 24 June 2012

RDing TEMPer

The RDing TEMPer is a USB-based temperature logger.

See RDing TEMPer/Info for more details (such as lsusb -vvv output) about the device.

Hardware

  • Main chip: Unknown, yet (markings were removed)
  • Temperature sensor: Fairchild FM75 (datasheet), I2C slave addres 0x4f
  • I2C EEPROM: Unknown, yet (markings were removed), I2C slave addres 0x50

Main chip pinout:

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
SCL SDA GND Oscillator Oscillator

I2C EEPROM pinout:

1 2 3 4 5 6 7 8
GND GND GND GND SDA SCL GND 3.3V

Photos

Protocol

HID-based.

Resources

  • Protocol / device / software info: 1, 2, 3, 4, 5, 6, 7