spark_counter
Differences
This shows you the differences between two versions of the page.
Both sides previous revisionPrevious revision | Next revisionBoth sides next revision | ||
spark_counter [2015/10/25 17:27] – typo kingkevin | spark_counter [2015/10/25 18:04] – update attachment links kingkevin | ||
---|---|---|---|
Line 31: | Line 31: | ||
Two opto-couplers isolate the main power meter circuits from the TX and RX UART ports. | Two opto-couplers isolate the main power meter circuits from the TX and RX UART ports. | ||
- | The {{:power_meter: | + | The {{:spark_counter: |
The UART configurations is 9600 bps 8N1. | The UART configurations is 9600 bps 8N1. | ||
Before querying the measurements, | Before querying the measurements, | ||
Line 60: | Line 60: | ||
I removed the pizeo-element to prevent this annoying sound. | I removed the pizeo-element to prevent this annoying sound. | ||
- | The power meter uses a single chip solution, the [[http:// | + | The power meter uses a single chip solution, the [[http:// |
This chip does all the necessary work: measure voltage and current, drive the 7-segments LED displays, communicate over UART. | This chip does all the necessary work: measure voltage and current, drive the 7-segments LED displays, communicate over UART. | ||
There is only an additional external I²C EEPROM to store the global energy consumption. | There is only an additional external I²C EEPROM to store the global energy consumption. | ||
Line 66: | Line 66: | ||
====== ATmega328P ====== | ====== ATmega328P ====== | ||
- | {{ :power_meter: | + | {{ :spark_counter: |
To read out the measurements from the [[# | To read out the measurements from the [[# | ||
Line 89: | Line 89: | ||
====== nRF24L01+ ====== | ====== nRF24L01+ ====== | ||
- | {{ :power_meter: | + | {{ :spark_counter: |
To transmit the measurements from the [[# | To transmit the measurements from the [[# | ||
Line 102: | Line 102: | ||
====== Raspberry Pi ====== | ====== Raspberry Pi ====== | ||
- | {{ :power_meter: | + | {{ :spark_counter: |
To store the measurements I use a [[https:// | To store the measurements I use a [[https:// |
spark_counter.txt · Last modified: 2024/01/07 17:49 by 127.0.0.1