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Library for sending notifications to Telegram from a device to ESP32. There is a built-in queue of outgoing messages for delayed sending (for example, when there is no Internet)

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reTgSend for ESP32 and ESP-IDF

Library for sending notifications to Telegram from a device to ESP32. There is a built-in queue of outgoing messages for delayed sending (for example, when there is no Internet)

Dependencies:

Notes:

  • libraries starting with the re prefix are only suitable for ESP32 and ESP-IDF
  • libraries starting with the ra prefix are only suitable for ARDUINO compatible code
  • libraries starting with the r prefix can be used in both cases (in ESP-IDF and in ARDUINO)

Parameters of the module

The module is configured using macros located in the general project configuration file "project_config.h":

// Allow Telegram notifications (general flag)
#define CONFIG_TELEGRAM_ENABLE 1
#if CONFIG_TELEGRAM_ENABLE

// TLS certificate for Telegram API
#define CONFIG_TELEGRAM_TLS_PEM_START "_binary_api_telegram_org_pem_start"
#define CONFIG_TELEGRAM_TLS_PEM_END "_binary_api_telegram_org_pem_end"

// Telegram API bot token
#define CONFIG_TELEGRAM_TOKEN "99999999:AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"

// Chat or group ID
#define CONFIG_TELEGRAM_CHAT_ID "-100123456789"

// Device name (published at the beginning of each message)
#define CONFIG_TELEGRAM_DEVICE "🌦 THS-DEMO"

// Time format at the end of the notification
#define CONFIG_TELEGRAM_TIME_FORMAT "%d.%m.%Y %H:%M:%S"

// Use static memory allocation for the task and queue. CONFIG_FREERTOS_SUPPORT_STATIC_ALLOCATION must be enabled!
#define CONFIG_TELEGRAM_STATIC_ALLOCATION 1

// Stack size for the task of sending notifications to Telegram
#define CONFIG_TELEGRAM_STACK_SIZE 3072

// Queue size for the task of sending notifications to Telegram
#define CONFIG_TELEGRAM_QUEUE_SIZE 16

// Priority of the task of sending notifications to Telegram
#define CONFIG_TELEGRAM_PRIORITY 3

// The processor core for the task of sending notifications to Telegram
#define CONFIG_TELEGRAM_CORE 1

// Number of attempts to send notifications to Telegram
#define CONFIG_TELEGRAM_MAX_ATTEMPTS 3

// The interval between attempts to send notifications to Telegram
#define CONFIG_TELEGRAM_ATTEMPTS_INTERVAL 3000

#endif // CONFIG_TELEGRAM_ENABLE

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Library for sending notifications to Telegram from a device to ESP32. There is a built-in queue of outgoing messages for delayed sending (for example, when there is no Internet)

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