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feat(firmware): add MFRC522 driver implementation and configuration

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This commit is contained in:
Timothy Yin
2025-11-24 11:40:57 +08:00
parent c0c32cb9a7
commit a54bd62491
6 changed files with 315 additions and 65 deletions
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8
hardware/firmware/src/config.h Normal file
View File

@@ -0,0 +1,8 @@
#define CFG_WIFI_SSID "MisakaNetwork"
#define CFG_WIFI_PASS "20211028"
#define CFG_WIFI_MAXIMUM_RETRY 5
#define CFG_OCPP_BACKEND "ws://192.168.1.100:8180/steve/websocket/CentralSystemService"
#define CFG_CP_IDENTIFIER "CP0001"
#define CFG_CP_MODAL "Helios DA One"
#define CFG_CP_VENDOR "RayineElec"
#define CFG_AUTHORIZATIONKEY "my_secret_key"

103
hardware/firmware/src/main.c → hardware/firmware/src/main.cpp
View File

@@ -1,13 +1,3 @@
// #include "esp_wifi.h"
// #include <MicroOcpp_c.h>
// void app_main() {}
/* Based on the ESP-IDF WiFi station Example (see https://github.com/espressif/esp-idf/tree/release/v4.4/examples/wifi/getting_started/station/main)
This example code extends the WiFi example with the necessary calls to establish an
OCPP connection on the ESP-IDF.
*/
#include <string.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
@@ -21,22 +11,15 @@
#include "lwip/err.h"
#include "lwip/sys.h"
/* MicroOcpp includes */
#include <mongoose.h>
#include <MicroOcpp_c.h> //C-facade of MicroOcpp
#include <MicroOcppMongooseClient_c.h> //WebSocket integration for ESP-IDF
#include <MicroOcpp_c.h>
#include <MicroOcppMongooseClient_c.h>
/* The examples use WiFi configuration that you can set via project configuration menu
#include <SmartLeds.h>
If you'd rather not, just change the below entries to strings with
the config you want - ie #define EXAMPLE_WIFI_SSID "mywifissid"
*/
#define EXAMPLE_ESP_WIFI_SSID "MisakaNetwork"
#define EXAMPLE_ESP_WIFI_PASS "20211028"
#define EXAMPLE_ESP_MAXIMUM_RETRY 5
#define EXAMPLE_MO_OCPP_BACKEND "ws://192.168.1.100:8180/steve/websocket/CentralSystemService"
#define EXAMPLE_MO_CHARGEBOXID "CP0001"
#define EXAMPLE_MO_AUTHORIZATIONKEY "authkey123"
#include "mfrc522.h"
#include "config.h"
/* FreeRTOS event group to signal when we are connected*/
static EventGroupHandle_t s_wifi_event_group;
@@ -47,12 +30,16 @@ static EventGroupHandle_t s_wifi_event_group;
#define WIFI_CONNECTED_BIT BIT0
#define WIFI_FAIL_BIT BIT1
#define LED_PIN 17
#define NUM_LEDS 1
SmartLed leds(LED_WS2812B, NUM_LEDS, LED_PIN, 0, DoubleBuffer);
static const char *TAG = "wifi station";
static int s_retry_num = 0;
static void event_handler(void *arg, esp_event_base_t event_base,
int32_t event_id, void *event_data)
static void event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data)
{
if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_START)
{
@@ -60,7 +47,7 @@ static void event_handler(void *arg, esp_event_base_t event_base,
}
else if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_DISCONNECTED)
{
if (s_retry_num < EXAMPLE_ESP_MAXIMUM_RETRY)
if (s_retry_num < CFG_WIFI_MAXIMUM_RETRY)
{
esp_wifi_connect();
s_retry_num++;
@@ -95,27 +82,18 @@ void wifi_init_sta(void)
esp_event_handler_instance_t instance_any_id;
esp_event_handler_instance_t instance_got_ip;
ESP_ERROR_CHECK(esp_event_handler_instance_register(WIFI_EVENT,
ESP_EVENT_ANY_ID,
&event_handler,
NULL,
&instance_any_id));
ESP_ERROR_CHECK(esp_event_handler_instance_register(IP_EVENT,
IP_EVENT_STA_GOT_IP,
&event_handler,
NULL,
&instance_got_ip));
ESP_ERROR_CHECK(esp_event_handler_instance_register(WIFI_EVENT, ESP_EVENT_ANY_ID, &event_handler, NULL, &instance_any_id));
ESP_ERROR_CHECK(esp_event_handler_instance_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &event_handler, NULL, &instance_got_ip));
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_ESP_WIFI_SSID,
.password = EXAMPLE_ESP_WIFI_PASS,
/* Setting a password implies station will connect to all security modes including WEP/WPA.
* However these modes are deprecated and not advisable to be used. Incase your Access point
* doesn't support WPA2, these mode can be enabled by commenting below line */
.threshold.authmode = WIFI_AUTH_WPA2_PSK,
},
};
/* Initialize wifi_config in a C++-friendly way (designated initializers are C-only) */
wifi_config_t wifi_config;
memset(&wifi_config, 0, sizeof(wifi_config));
strncpy((char *)wifi_config.sta.ssid, CFG_WIFI_SSID, sizeof(wifi_config.sta.ssid) - 1);
strncpy((char *)wifi_config.sta.password, CFG_WIFI_PASS, sizeof(wifi_config.sta.password) - 1);
/* Setting a password implies station will connect to all security modes including WEP/WPA.
* However these modes are deprecated and not advisable to be used. Incase your Access point
* doesn't support WPA2, these mode can be enabled by changing the authmode below. */
wifi_config.sta.threshold.authmode = WIFI_AUTH_WPA2_PSK;
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_set_config(WIFI_IF_STA, &wifi_config));
ESP_ERROR_CHECK(esp_wifi_start());
@@ -124,23 +102,17 @@ void wifi_init_sta(void)
/* Waiting until either the connection is established (WIFI_CONNECTED_BIT) or connection failed for the maximum
* number of re-tries (WIFI_FAIL_BIT). The bits are set by event_handler() (see above) */
EventBits_t bits = xEventGroupWaitBits(s_wifi_event_group,
WIFI_CONNECTED_BIT | WIFI_FAIL_BIT,
pdFALSE,
pdFALSE,
portMAX_DELAY);
EventBits_t bits = xEventGroupWaitBits(s_wifi_event_group, WIFI_CONNECTED_BIT | WIFI_FAIL_BIT, pdFALSE, pdFALSE, portMAX_DELAY);
/* xEventGroupWaitBits() returns the bits before the call returned, hence we can test which event actually
* happened. */
if (bits & WIFI_CONNECTED_BIT)
{
ESP_LOGI(TAG, "connected to ap SSID:%s password:%s",
EXAMPLE_ESP_WIFI_SSID, EXAMPLE_ESP_WIFI_PASS);
ESP_LOGI(TAG, "connected to ap SSID:%s password:%s", CFG_WIFI_SSID, CFG_WIFI_PASS);
}
else if (bits & WIFI_FAIL_BIT)
{
ESP_LOGI(TAG, "Failed to connect to SSID:%s, password:%s",
EXAMPLE_ESP_WIFI_SSID, EXAMPLE_ESP_WIFI_PASS);
ESP_LOGI(TAG, "Failed to connect to SSID:%s, password:%s", CFG_WIFI_SSID, CFG_WIFI_PASS);
}
else
{
@@ -153,7 +125,16 @@ void wifi_init_sta(void)
vEventGroupDelete(s_wifi_event_group);
}
void app_main(void)
uint8_t hue;
void showGradient()
{
hue++;
for (int i = 0; i != NUM_LEDS; i++)
leds[i] = Hsv{static_cast<uint8_t>(hue + 30 * i), 255, 255};
leds.show();
}
extern "C" void app_main(void)
{
// Initialize NVS
esp_err_t ret = nvs_flash_init();
@@ -175,17 +156,15 @@ void app_main(void)
/* Initialize MicroOcpp */
struct OCPP_FilesystemOpt fsopt = {.use = true, .mount = true, .formatFsOnFail = true};
OCPP_Connection *osock = ocpp_makeConnection(&mgr,
EXAMPLE_MO_OCPP_BACKEND,
EXAMPLE_MO_CHARGEBOXID,
EXAMPLE_MO_AUTHORIZATIONKEY, "", fsopt);
ocpp_initialize(osock, "HeliosDA One", "RayineElec", fsopt, false);
OCPP_Connection *osock = ocpp_makeConnection(&mgr, CFG_OCPP_BACKEND, CFG_CP_IDENTIFIER, CFG_AUTHORIZATIONKEY, "", fsopt);
ocpp_initialize(osock, CFG_CP_MODAL, CFG_CP_VENDOR, fsopt, false);
/* Enter infinite loop */
while (1)
{
mg_mgr_poll(&mgr, 10);
ocpp_loop();
showGradient();
}
/* Deallocate ressources */
@@ -193,4 +172,4 @@ void app_main(void)
ocpp_deinitConnection(osock);
mg_mgr_free(&mgr);
return;
}
}