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esp_modem: Dual DTE support

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Modems can expose 2 terminals, which can be used simultaneously.
One for AT commands, the other one for data.
This commit is contained in:
Tomas Rezucha
2023-03-07 13:35:34 +01:00
parent 08f1f0175d
commit 01c26c82fa
5 changed files with 21 additions and 6 deletions
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3
components/esp_modem/include/cxx_include/esp_modem_dte.hpp
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@ -39,9 +39,12 @@ public:
* @brief Creates a DTE instance from the terminal
* @param config DTE config structure
* @param t unique-ptr to Terminal
* @param s unique-ptr to secondary Terminal
*/
explicit DTE(const esp_modem_dte_config *config, std::unique_ptr<Terminal> t);
explicit DTE(std::unique_ptr<Terminal> t);
explicit DTE(const esp_modem_dte_config *config, std::unique_ptr<Terminal> t, std::unique_ptr<Terminal> s);
explicit DTE(std::unique_ptr<Terminal> t, std::unique_ptr<Terminal> s);
~DTE() = default;

3
components/esp_modem/include/cxx_include/esp_modem_types.hpp
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@ -27,8 +27,9 @@ namespace esp_modem {
*/
enum class modem_mode {
UNDEF,
COMMAND_MODE, /*!< Command mode -- the modem is supposed to send AT commands in this mode */
COMMAND_MODE, /*!< Command mode -- the modem is supposed to send AT commands in this mode */
DATA_MODE, /*!< Data mode -- the modem communicates with network interface on PPP protocol */
DUAL_MODE, /*!< Dual mode -- the modem has two real terminals. Data and commands work at the same time */
CMUX_MODE, /*!< CMUX (Multiplex mode) -- Simplified CMUX mode, which creates two virtual terminals,
* assigning one solely to command interface and the other to the data mode */
CMUX_MANUAL_MODE, /*!< Enter CMUX mode manually -- just creates two virtual terminals */