void mg_rpc_channel_uart_dispatcher(int uart_no, void *arg);

static void mg_rpc_channel_uart_ch_connect(struct mg_rpc_channel *ch);

static bool mg_rpc_channel_uart_send_frame(struct mg_rpc_channel *ch,const struct mg_str f);

static void mg_rpc_channel_uart_ch_close(struct mg_rpc_channel *ch);

struct mg_rpc_channel *mg_rpc_channel_uart( const struct mgos_config_rpc_uart *ccfg,
                                              const struct mgos_uart_config *ucfg); 

bool mgos_rpc_uart_init(void)