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spark_counter [2017/01/23 17:07] – [peacefair PZEM-004] better pictures kingkevinspark_counter [2022/02/10 11:50] – update git links kingkevin
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 {{:spark_counter:dsc02371.jpg?0x300|complete spark counter}} {{:spark_counter:dsc02371.jpg?0x300|complete spark counter}}
  
-**warning: the electricity meter I am presenting will only work for 1 phase 2 wires power distribution systems. I have a 3 phases 4 wires system and I am doing it wrong.**+**warning: the electricity meter I am presenting will only work for 1-phase 2-wire power distribution systems. I have a 3-phase 4-wire system and I was doing it wrong. This has been fixed with the [[spark abacus]].**
  
 ====== peacefair PZEM-004 ====== ====== peacefair PZEM-004 ======
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 USART to query the power meter, SPI to communicate with the nRF24L01+, and the nRF24L01+ protocol are implemented in C (using a lot of interrupts). USART to query the power meter, SPI to communicate with the nRF24L01+, and the nRF24L01+ protocol are implemented in C (using a lot of interrupts).
-The source code is available [[https://git.cuvoodoo.info/spark_counter/|in this git]].+The source code is available [[https://git.cuvoodoo.info/kingkevin/spark_counter/|in this git]].
 I prefer directly writing in the registers as described in the [[http://www.atmel.com/images/Atmel-8271-8-bit-AVR-Microcontroller-ATmega48A-48PA-88A-88PA-168A-168PA-328-328P_datasheet_Complete.pdf|datasheet]] rather than using an [[https://www.arduino.cc/en/Main/Software|abstract IDE]] and [[https://github.com/TMRh20/RF24|libraries]]. I prefer directly writing in the registers as described in the [[http://www.atmel.com/images/Atmel-8271-8-bit-AVR-Microcontroller-ATmega48A-48PA-88A-88PA-168A-168PA-328-328P_datasheet_Complete.pdf|datasheet]] rather than using an [[https://www.arduino.cc/en/Main/Software|abstract IDE]] and [[https://github.com/TMRh20/RF24|libraries]].
 This way I learn how it works in details. This way I learn how it works in details.
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 On the [[#ATmega328P|micro-controller]] side I implemented the complete SPI-based protocol using the [[https://www.nordicsemi.com/eng/content/download/2726/34069/file/nRF24L01P_Product_Specification_1_0.pdf|datasheet]]. On the [[#ATmega328P|micro-controller]] side I implemented the complete SPI-based protocol using the [[https://www.nordicsemi.com/eng/content/download/2726/34069/file/nRF24L01P_Product_Specification_1_0.pdf|datasheet]].
-The source code is available [[https://git.cuvoodoo.info/spark_counter/|in this git]].+The source code is available [[https://git.cuvoodoo.info/kingkevin/spark_counter/|in this git]].
  
 On the [[#Raspberry Pi|computer]] side I use the [[https://github.com/TMRh20/RF24|RF24 library]]. On the [[#Raspberry Pi|computer]] side I use the [[https://github.com/TMRh20/RF24|RF24 library]].
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 To receive the measurements I used a [[#nRF24L01+|nRF24L01+ transceiver]] with the [[https://github.com/TMRh20/RF24|RF24 library]]. To receive the measurements I used a [[#nRF24L01+|nRF24L01+ transceiver]] with the [[https://github.com/TMRh20/RF24|RF24 library]].
-The source code is available [[https://git.cuvoodoo.info/spark_counter/|in this git]].+The source code is available [[https://git.cuvoodoo.info/kingkevin/spark_counter/|in this git]].
  
 [[http://elinux.org/RPi_Low-level_peripherals#P1_Header|RPi]] - nRF24L01+ connection: [[http://elinux.org/RPi_Low-level_peripherals#P1_Header|RPi]] - nRF24L01+ connection:
spark_counter.txt · Last modified: 2024/01/07 17:49 by 127.0.0.1