diff --git a/esp32/lte/lteppp.c b/esp32/lte/lteppp.c
index 9bd411fd7..bb801adf0 100644
--- a/esp32/lte/lteppp.c
+++ b/esp32/lte/lteppp.c
@@ -117,8 +117,9 @@ static void lteppp_print_states();
DEFINE PUBLIC FUNCTIONS
******************************************************************************/
-void connect_lte_uart (void) {
- MSG("\n");
+void connect_lte_uart (bool reconnect) {
+ MSG("connect_lte_uart\n");
+ uart_driver_delete(LTE_UART_ID);
// initialize the UART interface
uart_config_t config;
@@ -128,7 +129,8 @@ void connect_lte_uart (void) {
config.stop_bits = UART_STOP_BITS_1;
config.flow_ctrl = UART_HW_FLOWCTRL_CTS_RTS;
config.rx_flow_ctrl_thresh = 64;
- config.use_ref_tick = false;
+ // Use UART_SCLK_APB as originally use_ref_tick = false was used here
+ config.source_clk = UART_SCLK_APB;
uart_param_config(LTE_UART_ID, &config);
// configure the UART pins
@@ -153,6 +155,11 @@ void connect_lte_uart (void) {
uart_set_rts(LTE_UART_ID, false);
+ if (reconnect) {
+ uart_set_hw_flow_ctrl(LTE_UART_ID, UART_HW_FLOWCTRL_CTS_RTS, 64);
+ vTaskDelay(5);
+ }
+
xTaskCreatePinnedToCore(TASK_UART_EVT, "LTE_UART_EVT", 2048 / sizeof(StackType_t), NULL, 12, &xLTEUartEvtTaskHndl, 1);
MSG("done\n");
@@ -481,7 +488,7 @@ static void TASK_LTE (void *pvParameters) {
uint8_t at_trials = 0;
static uint32_t thread_notification;
- connect_lte_uart();
+ connect_lte_uart(false);
modem_init:
MSG("modem_init\n");
diff --git a/esp32/lte/lteppp.h b/esp32/lte/lteppp.h
index f577b8b16..ea2350eec 100644
--- a/esp32/lte/lteppp.h
+++ b/esp32/lte/lteppp.h
@@ -123,7 +123,7 @@ extern bool lteppp_wait_at_rsp (const char *expected_rsp, uint32_t timeout, bool
lte_modem_conn_state_t lteppp_get_modem_conn_state(void);
void lteppp_set_modem_conn_state(lte_modem_conn_state_t state);
-extern void connect_lte_uart (void);
+extern void connect_lte_uart (bool reconnect);
extern bool ltepp_is_ppp_conn_up(void);
diff --git a/esp32/mods/modlte.c b/esp32/mods/modlte.c
index 7711813c4..3a81b4212 100644
--- a/esp32/mods/modlte.c
+++ b/esp32/mods/modlte.c
@@ -223,7 +223,18 @@ static bool lte_push_at_command_ext_cont (char *cmd_str, uint32_t timeout, const
}
static bool lte_push_at_command_ext(char *cmd_str, uint32_t timeout, const char *expected_rsp, size_t len) {
- return lte_push_at_command_ext_cont(cmd_str, timeout, expected_rsp, len, false);
+ if (len > LTE_AT_CMD_DATA_SIZE_MAX) {
+ uint32_t cmd_full = len / LTE_AT_CMD_DATA_SIZE_MAX;
+ uint32_t cmd_remain = len % LTE_AT_CMD_DATA_SIZE_MAX;
+ for (int i=0; i < cmd_full; i++) {
+ if (!lte_push_at_command_ext_cont(cmd_str+(i*LTE_AT_CMD_DATA_SIZE_MAX), timeout, expected_rsp, LTE_AT_CMD_DATA_SIZE_MAX, true)) {
+ return false;
+ }
+ }
+ return lte_push_at_command_ext_cont(cmd_str+(cmd_full*LTE_AT_CMD_DATA_SIZE_MAX), timeout, expected_rsp, cmd_remain, false);
+ } else {
+ return lte_push_at_command_ext_cont(cmd_str, timeout, expected_rsp, len, false);
+ }
}
static bool lte_push_at_command (char *cmd_str, uint32_t timeout) {
@@ -1523,7 +1534,7 @@ STATIC mp_obj_t lte_debug_buff(void) {
STATIC MP_DEFINE_CONST_FUN_OBJ_0(lte_debug_buff_obj, lte_debug_buff);
#endif
STATIC mp_obj_t lte_reconnect_uart (void) {
- connect_lte_uart();
+ connect_lte_uart(true);
lteppp_disconnect();
lte_obj.init = false;
return mp_const_none;
diff --git a/esp32/pycom_version.h b/esp32/pycom_version.h
index 8946280b1..0e75d58a4 100644
--- a/esp32/pycom_version.h
+++ b/esp32/pycom_version.h
@@ -10,7 +10,7 @@
#ifndef VERSION_H_
#define VERSION_H_
-#define SW_VERSION_NUMBER "1.20.2.r6"
+#define SW_VERSION_NUMBER "1.20.2.r7"
#define LORAWAN_VERSION_NUMBER "1.0.2"
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