mirror of
https://github.com/espressif/esp-protocols.git
synced 2025-07-15 11:36:33 +02:00
129 lines
4.3 KiB
C
129 lines
4.3 KiB
C
// Copyright 2021 Espressif Systems (Shanghai) PTE LTD
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
#pragma once
|
|
|
|
#include "driver/uart.h"
|
|
#include "esp_modem_dce_config.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* @defgroup ESP_MODEM_CONFIG
|
|
* @brief Configuration structures for DTE and DCE
|
|
*/
|
|
|
|
/** @addtogroup ESP_MODEM_CONFIG
|
|
* @{
|
|
*/
|
|
|
|
/**
|
|
* @brief Modem flow control type
|
|
*
|
|
*/
|
|
typedef enum {
|
|
ESP_MODEM_FLOW_CONTROL_NONE = 0,
|
|
ESP_MODEM_FLOW_CONTROL_SW,
|
|
ESP_MODEM_FLOW_CONTROL_HW
|
|
} esp_modem_flow_ctrl_t;
|
|
|
|
/**
|
|
* @brief UART configuration structure
|
|
*
|
|
*/
|
|
struct esp_modem_uart_term_config {
|
|
uart_port_t port_num; /*!< UART port number */
|
|
uart_word_length_t data_bits; /*!< Data bits of UART */
|
|
uart_stop_bits_t stop_bits; /*!< Stop bits of UART */
|
|
uart_parity_t parity; /*!< Parity type */
|
|
esp_modem_flow_ctrl_t flow_control; /*!< Flow control type */
|
|
int baud_rate; /*!< Communication baud rate */
|
|
int tx_io_num; /*!< TXD Pin Number */
|
|
int rx_io_num; /*!< RXD Pin Number */
|
|
int rts_io_num; /*!< RTS Pin Number */
|
|
int cts_io_num; /*!< CTS Pin Number */
|
|
int rx_buffer_size; /*!< UART RX Buffer Size */
|
|
int tx_buffer_size; /*!< UART TX Buffer Size */
|
|
int event_queue_size; /*!< UART Event Queue Size, set to 0 if no event queue needed */
|
|
};
|
|
|
|
// Forward declare the resource struct
|
|
struct esp_modem_vfs_resource;
|
|
|
|
/**
|
|
* @brief VFS configuration structure
|
|
*
|
|
*/
|
|
struct esp_modem_vfs_term_config {
|
|
int fd; /*!< Already created file descriptor */
|
|
void (*deleter)(int, struct esp_modem_vfs_resource*); /*!< Custom close function for the fd */
|
|
struct esp_modem_vfs_resource *resource; /*!< Resource attached to the VFS (need for clenaup) */
|
|
};
|
|
|
|
/**
|
|
* @brief Complete DTE configuration structure
|
|
*
|
|
* Note that the generic part is common for DTE and its SW resources
|
|
* The following portions for config is dedicated to the chosen HW resource
|
|
* used as a communication terminal for this DTE
|
|
*/
|
|
struct esp_modem_dte_config {
|
|
size_t dte_buffer_size; /*!< DTE buffer size */
|
|
uint32_t task_stack_size; /*!< Terminal task stack size */
|
|
int task_priority; /*!< Terminal task priority */
|
|
union {
|
|
struct esp_modem_uart_term_config uart_config; /*!< Configuration for UART Terminal */
|
|
struct esp_modem_vfs_term_config vfs_config; /*!< Configuration for VFS Terminal */
|
|
};
|
|
};
|
|
|
|
|
|
/**
|
|
* @brief ESP Modem DTE Default Configuration
|
|
*
|
|
*/
|
|
#define ESP_MODEM_DTE_DEFAULT_CONFIG() \
|
|
{ \
|
|
.dte_buffer_size = 512, \
|
|
.task_stack_size = 4096, \
|
|
.task_priority = 5, \
|
|
.uart_config = { \
|
|
.port_num = UART_NUM_1, \
|
|
.data_bits = UART_DATA_8_BITS, \
|
|
.stop_bits = UART_STOP_BITS_1, \
|
|
.parity = UART_PARITY_DISABLE, \
|
|
.flow_control = ESP_MODEM_FLOW_CONTROL_NONE,\
|
|
.baud_rate = 115200, \
|
|
.tx_io_num = 25, \
|
|
.rx_io_num = 26, \
|
|
.rts_io_num = 27, \
|
|
.cts_io_num = 23, \
|
|
.rx_buffer_size = 4096, \
|
|
.tx_buffer_size = 512, \
|
|
.event_queue_size = 30, \
|
|
}, \
|
|
}
|
|
|
|
typedef struct esp_modem_dte_config esp_modem_dte_config_t;
|
|
|
|
/**
|
|
* @}
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|