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[Draft] Implement AT+UART command to change communication baudrate #56

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[Draft] Implement AT+UART command to change communication baudrate #56

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11 changes: 8 additions & 3 deletions UNOR4USBBridge/at_handler.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -67,9 +67,14 @@ CClientWrapper CAtHandler::getClient(int sock) {

/* -------------------------------------------------------------------------- */
void CAtHandler::run() {
/* -------------------------------------------------------------------------- */
at_srv.run();
vTaskDelay(1);
/* -------------------------------------------------------------------------- */
at_srv.run();
if (at_srv.desiredBaudrate > 0)
{
serial->begin(at_srv.desiredBaudrate, SERIAL_8N1, 6, 5);
at_srv.desiredBaudrate = -1;
}
vTaskDelay(1);
}


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2 changes: 2 additions & 0 deletions UNOR4USBBridge/chAT.hpp
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Expand Up @@ -117,6 +117,8 @@ namespace SudoMaker::chAT {
void write_line_end();

RunStatus run();

int desiredBaudrate = -1; // Set this to a positive value to indicate UARD baud rate change is needed.
};

inline Server::RunStatus operator|(Server::RunStatus a, Server::RunStatus b) {
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7 changes: 7 additions & 0 deletions UNOR4USBBridge/cmds_esp_generic.h
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Expand Up @@ -20,6 +20,13 @@ void CAtHandler::add_cmds_esp_generic() {
return chAT::CommandStatus::ERROR;
};

/* ....................................................................... */
command_table[_UART] = [this](auto & srv, auto & parser) {
/* ....................................................................... */
srv.desiredBaudrate = std::stoi(parser.args[0]);
return chAT::CommandStatus::OK;
};

/* ....................................................................... */
command_table[_RESTART_BOOTLOADER] = [this](auto & srv, auto & parser) {
/* ....................................................................... */
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1 change: 1 addition & 0 deletions UNOR4USBBridge/commands.h
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Expand Up @@ -20,6 +20,7 @@ enum file_op {
#define _ENDL "\r\n"
#define _WIFISCAN "+WIFISCAN"

#define _UART "+UART"
#define _RESET "+RESET"
#define _RESTART_BOOTLOADER "+RESTARTBOOTLOADER"
#define _GMR "+GMR"
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