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Fix offset bug in modbus text sensor. (#3006)

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stegm 2022-01-06 16:40:22 +01:00 committed by GitHub
parent e62c3e00c1
commit 84a830195f
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 7 deletions
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13
esphome/components/modbus_controller/text_sensor/modbus_textsensor.cpp
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@ -14,18 +14,18 @@ void ModbusTextSensor::dump_config() { LOG_TEXT_SENSOR("", "Modbus Controller Te
void ModbusTextSensor::parse_and_publish(const std::vector<uint8_t> &data) {
std::ostringstream output;
uint8_t max_items = this->response_bytes;
uint8_t index = this->offset;
char buffer[4];
bool add_comma = false;
for (auto b : data) {
while ((max_items != 0) && index < data.size()) {
uint8_t b = data[index];
switch (this->encode_) {
case RawEncoding::HEXBYTES:
sprintf(buffer, "%02x", b);
output << buffer;
break;
case RawEncoding::COMMA:
sprintf(buffer, add_comma ? ",%d" : "%d", b);
sprintf(buffer, index != this->offset ? ",%d" : "%d", b);
output << buffer;
add_comma = true;
break;
// Anything else no encoding
case RawEncoding::NONE:
@ -33,9 +33,8 @@ void ModbusTextSensor::parse_and_publish(const std::vector<uint8_t> &data) {
output << (char) b;
break;
}
if (--max_items == 0) {
break;
}
index++;
}
auto result = output.str();