208 lines
6.7 KiB
C
Executable File
208 lines
6.7 KiB
C
Executable File
#include "meter_orno513.h"
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#include "modbus_params.h"
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#include "mbcontroller.h"
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#include "meter_events.h"
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#include "esp_log.h"
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#include "driver/uart.h"
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#include <stddef.h>
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#define TAG "serial_mdb_orno513"
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#define MB_PORT_NUM 2
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#define MB_DEV_SPEED 9600
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#define MB_UART_TXD 17
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#define MB_UART_RXD 16
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#define MB_UART_RTS 2
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#define UPDATE_INTERVAL (3000 / portTICK_PERIOD_MS)
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#define POLL_INTERVAL (100 / portTICK_PERIOD_MS)
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#define HOLD_OFFSET(field) ((uint16_t)(offsetof(holding_reg_params_t, field) + 1))
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#define STR(x) ((const char *)(x))
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#define OPTS(min, max, step) {.opt1 = min, .opt2 = max, .opt3 = step}
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// State flag
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static bool is_initialized = false;
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static TaskHandle_t meter_task = NULL;
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// CID enums
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enum {
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CID_TOTAL_ACTIVE_ENERGY = 0,
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CID_TOTAL_REACTIVE_ENERGY,
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CID_ACTIVE_POWER,
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CID_APPARENT_POWER,
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CID_REACTIVE_POWER,
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CID_L1_CURRENT,
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CID_L1_VOLTAGE
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};
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// Register addresses
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#define TOTALFACTIVE 0x010E
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#define TOTALRACTIVE 0x0118
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#define ACTIVEPOWER 0x0104
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#define APPARENTPOWER 0x0106
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#define REACTIVEPOWER 0x0108
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#define L1CURRENT 0x0102
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#define L1VOLTAGE 0x0100
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const mb_parameter_descriptor_t device_parameters_orno513[] = {
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{CID_TOTAL_ACTIVE_ENERGY, STR("Total Active Energy"), STR("kWh"), 1, MB_PARAM_HOLDING, TOTALFACTIVE, 2,
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HOLD_OFFSET(active_power), PARAM_TYPE_I32_CDAB, 4, OPTS(0, 100000, 1), PAR_PERMS_READ},
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{CID_TOTAL_REACTIVE_ENERGY, STR("Total Reactive Energy"), STR("kWh"), 1, MB_PARAM_HOLDING, TOTALRACTIVE, 2,
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HOLD_OFFSET(reactive_power), PARAM_TYPE_I32_CDAB, 4, OPTS(0, 100000, 1), PAR_PERMS_READ},
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{CID_ACTIVE_POWER, STR("Active Power"), STR("W"), 1, MB_PARAM_HOLDING, ACTIVEPOWER, 2,
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HOLD_OFFSET(active_power), PARAM_TYPE_I32_CDAB, 4, OPTS(-100000, 100000, 1), PAR_PERMS_READ},
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{CID_APPARENT_POWER, STR("Apparent Power"), STR("VA"), 1, MB_PARAM_HOLDING, APPARENTPOWER, 2,
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HOLD_OFFSET(apparent_power), PARAM_TYPE_I32_CDAB, 4, OPTS(0, 100000, 1), PAR_PERMS_READ},
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{CID_REACTIVE_POWER, STR("Reactive Power"), STR("VAR"), 1, MB_PARAM_HOLDING, REACTIVEPOWER, 2,
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HOLD_OFFSET(reactive_power), PARAM_TYPE_I32_CDAB, 4, OPTS(-100000, 100000, 1), PAR_PERMS_READ},
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{CID_L1_CURRENT, STR("L1 Current"), STR("A"), 1, MB_PARAM_HOLDING, L1CURRENT, 2,
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HOLD_OFFSET(l1_current), PARAM_TYPE_I32_CDAB, 4, OPTS(0, 100, 0.1), PAR_PERMS_READ},
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{CID_L1_VOLTAGE, STR("L1 Voltage"), STR("V"), 1, MB_PARAM_HOLDING, L1VOLTAGE, 2,
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HOLD_OFFSET(l1_voltage), PARAM_TYPE_I32_CDAB, 4, OPTS(0, 300, 0.1), PAR_PERMS_READ}
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};
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const uint16_t num_device_parameters_orno513 = sizeof(device_parameters_orno513) / sizeof(device_parameters_orno513[0]);
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static void *get_param_ptr(const mb_parameter_descriptor_t *param) {
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if (!param || param->param_offset == 0) return NULL;
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return ((uint8_t *)&holding_reg_params + param->param_offset - 1);
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}
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static void serial_mdb_task(void *param) {
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esp_err_t err;
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const mb_parameter_descriptor_t *desc = NULL;
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float voltage[3] = {0};
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float current[3] = {0};
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int watt[3] = {0};
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float energy = 0.0f;
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while (1) {
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for (uint16_t cid = 0; cid < num_device_parameters_orno513; cid++) {
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err = mbc_master_get_cid_info(cid, &desc);
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if (err != ESP_OK || !desc) continue;
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void *data_ptr = get_param_ptr(desc);
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uint8_t type = 0;
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err = mbc_master_get_parameter(cid, (char *)desc->param_key, (uint8_t *)data_ptr, &type);
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if (err == ESP_OK && data_ptr) {
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int32_t raw = *(int32_t *)data_ptr;
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float val = raw / 10.0f;
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ESP_LOGI(TAG, "%s: %.2f %s", desc->param_key, val, desc->param_units);
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switch (cid) {
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case CID_L1_VOLTAGE: voltage[0] = val; break;
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case CID_L1_CURRENT: current[0] = val; break;
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case CID_ACTIVE_POWER:
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watt[0] = (int)(val);
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watt[1] = watt[0];
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watt[2] = watt[0];
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break;
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case CID_TOTAL_ACTIVE_ENERGY:
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energy = val / 1000.0f;
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break;
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default:
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break;
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}
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} else {
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ESP_LOGE(TAG, "CID %u (%s) read failed: %s", cid, desc->param_key, esp_err_to_name(err));
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}
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vTaskDelay(POLL_INTERVAL);
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}
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meter_event_data_t evt = {
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.frequency = 0.0f,
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.power_factor = 0.0f,
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.total_energy = energy,
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.source = "GRID"
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};
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memcpy(evt.vrms, voltage, sizeof(evt.vrms));
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memcpy(evt.irms, current, sizeof(evt.irms));
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memcpy(evt.watt, watt, sizeof(evt.watt));
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esp_event_post(METER_EVENT, METER_EVENT_DATA_READY, &evt, sizeof(evt), portMAX_DELAY);
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vTaskDelay(UPDATE_INTERVAL);
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}
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}
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esp_err_t meter_orno513_init(void) {
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if (is_initialized) {
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ESP_LOGW(TAG, "meter_orno513 already initialized");
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return ESP_ERR_INVALID_STATE;
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}
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ESP_LOGI(TAG, "meter_orno513_init");
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mb_communication_info_t comm = {
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.port = MB_PORT_NUM,
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.mode = MB_MODE_RTU,
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.baudrate = MB_DEV_SPEED,
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.parity = UART_PARITY_DISABLE
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};
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void *handler = NULL;
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esp_err_t err = mbc_master_init(MB_PORT_SERIAL_MASTER, &handler);
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if (err != ESP_OK) {
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ESP_LOGE(TAG, "mbc_master_init failed");
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return err;
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}
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ESP_ERROR_CHECK(mbc_master_setup(&comm));
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ESP_ERROR_CHECK(uart_set_pin(MB_PORT_NUM, MB_UART_TXD, MB_UART_RXD, MB_UART_RTS, UART_PIN_NO_CHANGE));
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ESP_ERROR_CHECK(mbc_master_start());
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ESP_ERROR_CHECK(uart_set_mode(MB_PORT_NUM, UART_MODE_RS485_HALF_DUPLEX));
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vTaskDelay(pdMS_TO_TICKS(5));
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ESP_ERROR_CHECK(mbc_master_set_descriptor(device_parameters_orno513, num_device_parameters_orno513));
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is_initialized = true;
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return ESP_OK;
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}
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esp_err_t meter_orno513_start(void) {
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ESP_LOGI(TAG, "meter_orno513_start");
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if (!is_initialized) {
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ESP_LOGE(TAG, "meter_orno513 not initialized");
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return ESP_ERR_INVALID_STATE;
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}
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if (meter_task == NULL) {
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xTaskCreate(serial_mdb_task, "meter_orno513_task", 4096, NULL, 3, &meter_task);
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ESP_LOGI(TAG, "meter_orno513 task started");
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}
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return ESP_OK;
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}
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void meter_orno513_stop(void) {
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if (!is_initialized) {
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ESP_LOGW(TAG, "meter_orno513 not initialized");
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return;
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}
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ESP_LOGI(TAG, "Stopping meter_orno513");
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uart_driver_delete(MB_PORT_NUM);
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esp_err_t err = mbc_master_destroy();
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if (err != ESP_OK) {
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ESP_LOGW(TAG, "mbc_master_destroy() returned %s", esp_err_to_name(err));
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}
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is_initialized = false;
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}
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