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Andrey Chilikin
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Making DAN - Data Acquisition Node
Transforming MMR-70 in to temperature sensing DAN - Data Acquisition Node. Back and front (or front and back?) RFM12bs modified to provide analogue RSSI output. AA switch turns on Always Active mode, but in this case it is better to connect DAN to an extern...

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Making hDAN - small house Data Acquisition Network
I've been experimenting with different sensors for a while now and even built a small network of sensors using RFM12bs radio transceivers. The only problem - it is very slowly moving project and sometimes I have to spend a lot of time just trying to remembe...

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Making low-power version of MMR-70
I use modded version of Sony Ericsoon MMR-70 for different projects. It is cheap - less than a euro delivered and in addition to quite capable AVR controller Atmega 32L it has FM radio transmitter with RDS support, 32kHz crystal used together with FM radio ...

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Miking low-power version of MMR-70
I use modded version of Sony Ericsoon MMR-70 for different projects. It is cheap - less than a euro delivered and in addition to quite capable AVR controller Atmega 32L it has FM radio transmitter with RDS support, 32kHz crystal used together with FM radio ...

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Making Sony Ericsson MMR-70 breadboard friendly
I continue to play with Sony Ericsson MMR-70 board. So far I've done a few iterations on making it breadboard friendly using round header strips. I've started with round pins, but then switched to round sockets - sockets are easier to manage and it produces...

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Sony Ericsson MMR-70 Modding (Part 2)
Modded version of Sony Ericsson MMR-70 now supports SHT1x temperature/humidity sensors and can display information on SSD1306 driven OLED: All sources as usual on GutHub .

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BDFE - Bitmap Distribution Format Exporter
Bitmap Distribution Format Exporter - utility which can extract subsets or export all glyphs from .bdf font files. There are tons of free fonts in bdf format because for years bdf has
been used by UNIX X Windows. Converters available as well, but I needed ...

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GPS library for Intel Galileo
Intel Galileo library MtkGps allows Adruino sketches to talk to any GPS modules which understand MediaTek PMTK protocol. Tested with Adafruit Ultimate GPS breakout board. Three examples are provided: gps_terminal   sat_view bridge   For more details: https:...

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Si4703S-B16 based RDS scanner
Si4703 based RDS scanner for Raspberry Pi using Si4703S-B16 breakout board PL102RT-S V1.5 Github repo: https://github.com/achilikin/RdSpi Make RdSpi. It accepts one command at a time: reset - resets and powers up Si4703, dumps register map while resetting p...

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Sony Ericsson MMR-70 Modding (Extreme this time)
Last year I posted simple LED mod for MMR-70 FM Transmitter . This time it is a bit more exterme as it includes rewriting firmware for onboard ATmega32L microprocessor. This is how the end result looks like: In addition to voltage, audio and I2C all ATmega3...
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