1.3 KiB
1.3 KiB
USB DTE plugin for esp_modem
⚠️ Experimental feature: USB DTE is under development!
This component extends esp_modem with USB DTE.
Examples
For example usage see esp_modem examples:
USB hotplugging and reconnection
USB DTE supports device reconnection and hot-plugging. You must only register callback function for DEVICE_GONE
event and react accordingly:
C++ with lambda callback:
auto dte = create_usb_dte(&dte_config);
dte->set_error_cb([&](terminal_error err) {
if (err == terminal_error::DEVICE_GONE) {
// Signal your application that USB modem device has been disconnected
}
});
C:
static void usb_terminal_error_handler(esp_modem_terminal_error_t err) {
if (err == ESP_MODEM_TERMINAL_DEVICE_GONE) {
// Signal your application that USB modem device has been disconnected
}
}
esp_modem_dce_t *dce = esp_modem_new_dev_usb(ESP_MODEM_DCE_BG96, &dte_usb_config, &dce_config, esp_netif);
esp_modem_set_error_cb(dce, usb_terminal_error_handler);