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Update modbus_controller.rst

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In the example `i` gets incremented before the loop is over, but it is referenced again.
This can cause unexpected resutls if just blindly copy this example. (ask me, how i know :)
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cserem 2022-07-24 16:52:05 +02:00 committed by GitHub
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components/sensor/modbus_controller.rst
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@ -134,7 +134,8 @@ This example logs the value as parsed and the raw modbus bytes received for this
ESP_LOGI("","Sensor properties: adress = 0x%X, offset = 0x%X value type=%d",item->start_address,item->offset,item->sensor_value_type);
int i=0 ;
for (auto val : data) {
ESP_LOGI("","data[%d]=0x%02X (%d)",i++ ,data[i],data[i]);
ESP_LOGI("","data[%d]=0x%02X (%d)",i,data[i],data[i]);
i++;
}
return x ;