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Add timeout while waiting for answer

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sqozz 2024-09-17 02:14:16 +02:00
parent 189fd539f1
commit f72e0ea591
1 changed files with 9 additions and 3 deletions
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12
tw7100.cpp
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@ -9,6 +9,7 @@ namespace esphome {
namespace tw7100 {
bool waiting_for_answer = false;
unsigned long waiting_for_answer_since = 0;
std::deque<std::string> cmd_queue;
unsigned long last_set_cmd_timestamp;
@ -136,11 +137,16 @@ void tw7100Component::loop() {
ESP_LOGV(TAG, "sending out command: %s", cmd.c_str());
write_str((cmd + "\r\n").c_str());
flush();
if (cmd.find("?") != std::string::npos) { // only wait for response on CMD? requests
if (cmd.find("?") != std::string::npos) { // only wait for response on CMD? requests
waiting_for_answer = true;
} else {
waiting_for_answer_since = millis();
} else {
last_set_cmd_timestamp = millis();
}
}
}
if (waiting_for_answer && (millis() - waiting_for_answer_since > 1000)) {
ESP_LOGE(TAG, "no response for last request since 1000ms, timing out!");
waiting_for_answer = false;
}
} else { // response found, handle eventual errors
ESP_LOGV(TAG, "buffer content: %s", response.c_str());