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fix lpp values for voltage and current as signed

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Florent 2026-02-17 08:52:56 -04:00
parent ec91a123ee
commit e51838177f
2 changed files with 20 additions and 1 deletions
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2
pyproject.toml
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@ -4,7 +4,7 @@ build-backend = "hatchling.build"
[project]
name = "meshcore"
version = "2.2.11"
version = "2.2.12"
authors = [
{ name="Florent de Lamotte", email="florent@frizoncorrea.fr" },
{ name="Alex Wolden", email="awolden@gmail.com" },

19
src/meshcore/lpp_json_encoder.py
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@ -35,6 +35,25 @@ my_lpp_types = {
def lpp_format_val(type, val):
# Fix signed wrap for LPP Current (type 117)
if type.type == 117 and len(val) >= 1:
v = val[0]
# LPP current resolution is typically 0.001 A over uint16 range (0..65.535 A)
# Reinterpret values above signed max as negative
if v > 32.767:
v -= 65.536
return round(v, 3)
# Same for voltage (type 116)
if type.type == 116 and len(val) >= 1:
v = val[0]
# LPP voltage resolution is typically 0.01 V over uint16 range (0..65.535 A)
# Reinterpret values above signed max as negative
if v > 327.67:
v -= 655.36
return round(v, 2)
if my_lpp_types[type.type][1] is None:
return val