99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
#ifndef _AT_MODEM_H_
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#define _AT_MODEM_H_
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#include <cstddef>
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#include <string>
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#include <vector>
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#include <list>
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#include <functional>
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#include <mutex>
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#include <memory>
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#include <freertos/queue.h>
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#include <freertos/event_groups.h>
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#include <driver/gpio.h>
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#include <driver/uart.h>
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#include "at_uart.h"
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#include "network_interface.h"
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#define AT_EVENT_PIN_ERROR BIT2
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#define AT_EVENT_NETWORK_ERROR BIT3
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#define AT_EVENT_NETWORK_READY BIT4
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enum class NetworkStatus {
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ErrorInsertPin = -1,
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ErrorRegistrationDenied = -2,
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ErrorTimeout = -3,
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Ready = 0,
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Error = 1,
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};
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struct CeregState {
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int stat = 0; // <stat>
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std::string tac; // <tac>
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std::string ci; // <ci>
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int AcT = -1; // <AcT>
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std::string ToString() const {
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std::string json = "{";
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json += "\"stat\":" + std::to_string(stat);
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if (!tac.empty()) json += ",\"tac\":\"" + tac + "\"";
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if (!ci.empty()) json += ",\"ci\":\"" + ci + "\"";
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if (AcT >= 0) json += ",\"AcT\":" + std::to_string(AcT);
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json += "}";
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return json;
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}
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};
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class AtModem : public NetworkInterface {
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public:
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// 静态检测方法
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static std::unique_ptr<AtModem> Detect(gpio_num_t tx_pin, gpio_num_t rx_pin, gpio_num_t dtr_pin = GPIO_NUM_NC, int baud_rate = 115200);
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// 构造函数和析构函数
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AtModem(std::shared_ptr<AtUart> at_uart);
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virtual ~AtModem();
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std::shared_ptr<AtUart> GetAtUart() { return at_uart_; }
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void OnNetworkStateChanged(std::function<void(bool network_ready)> callback);
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// 网络状态管理
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virtual void Reboot();
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virtual NetworkStatus WaitForNetworkReady(int timeout_ms = -1);
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virtual bool SetSleepMode(bool enable, int delay_seconds=0);
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virtual void SetFlightMode(bool enable);
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// 模组信息获取
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std::string GetImei();
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std::string GetIccid();
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std::string GetModuleRevision();
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CeregState GetRegistrationState();
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std::string GetCarrierName();
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int GetCsq();
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// 状态查询
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bool pin_ready() const { return pin_ready_; }
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bool network_ready() const { return network_ready_; }
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protected:
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std::shared_ptr<AtUart> at_uart_;
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std::mutex mutex_;
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std::string iccid_;
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std::string imei_;
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std::string carrier_name_;
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std::string module_revision_;
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int csq_ = -1;
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bool pin_ready_ = true;
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bool network_ready_ = false;
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gpio_num_t dtr_pin_;
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EventGroupHandle_t event_group_handle_ = nullptr;
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CeregState cereg_state_;
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virtual void HandleUrc(const std::string& command, const std::vector<AtArgumentValue>& arguments);
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std::function<void(bool network_state)> on_network_state_changed_;
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};
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#endif // _AT_MODEM_H_
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