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handle communication with Voltronic infiniSolar 10 k type inverters

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infinitalk

handle communication with Voltronic infiniSolar 10 k type inverters

Disclaimer:

This is early draft!
Dont expect no good but real evil.
Infini 10k are made to handle batteries large enough to blow away your basement and set your house under fire.
Sure you want to control them by pre-pre-pre-mature software snippets?

snippets

setstty-RS485.sh  

set serial line parameters

parselread.pl  

simple replacement for the infamous cat < /dev/foo
transfers the <CR>to <LF> and cuts the non printable CRC
still handy for basic line setup debugging

parselwrite.pl  

it's brother at the other end, resembling echo ^P005BAR > /dev/foo
transfers core commands like ID to P17 slang aka ^P003ID<cr>

parselw_USB.pl  

modified version for use at the USB-hid-device.
Tried to choke speed, but did not succed.
Looks like there is much buffering under perl's and kernel's hood
Still can only transfer commands no longer than ^P003XY<cr>

parselask.pl  

single command to perform both read and write
mainly for test puposes
implements vailidity tests (header, length, CRC) and splits payload into array

P17_def.pl   

Translation of the P17 protocol specification to a perl hashed data structure
to be require()d into any code aware of data semantic
So we can maintain data field interpretation in a central point, without fiddling in the code
added some syntax to group and order P17 commands

debug_def.pl  

List content of P17_def.pl
Main purpose: early check for syntax and fundamental logical errors after edits

debug_dryrun.pl  

somewhat elaborated version
lists all commands including their data field labels
Handy for comparison with printed P17 sommand spec

debug_wetrun.pl  

now does a real connect and data retrieval to the inverter
mapped with labels, scaling and unit, as far as provided in P17_def.pl
nice to compare real data with field labels, to check for correct association
have even misused it as pre-alpha console supplement for SolarPower config visualisation


last update: 2021-01-01 - v0.03

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