From 3ac7cb6b29b1874b22ebefd1bf9d1a73e5d7cc1f Mon Sep 17 00:00:00 2001
From: lucascukla <lucascukla1994@gmail.com>
Date: Tue, 7 Nov 2023 11:45:38 -0300
Subject: [PATCH] test 1

---
 .vscode/settings.json |   3 +-
 main/main.c           | 110 +++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 110 insertions(+), 3 deletions(-)

diff --git a/.vscode/settings.json b/.vscode/settings.json
index 12770bf..b5c656b 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -13,5 +13,6 @@
     ],
     "idf.portWin": "COM3",
     "idf.pythonBinPathWin": "C:\\Users\\lucas\\.espressif\\python_env\\idf5.0_py3.8_env\\Scripts\\python.exe",
-    "idf.toolsPathWin": "C:\\Users\\lucas\\.espressif"
+    "idf.toolsPathWin": "C:\\Users\\lucas\\.espressif",
+    "idf.flashType": "UART"
 }
diff --git a/main/main.c b/main/main.c
index 7b66f33..aa2f679 100644
--- a/main/main.c
+++ b/main/main.c
@@ -1,6 +1,112 @@
 #include <stdio.h>
 
-void app_main(void)
-{
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/semphr.h"
 
+#include "driver/gpio.h"
+
+#include "driver/spi_master.h"
+#include <string.h>
+
+// definicion de pines
+// Definir los pines utilizados para MOSI, MISO, SCLK y CS
+#define PIN_NUM_MOSI 13
+#define PIN_NUM_MISO 12
+#define PIN_NUM_CLK  14
+#define PIN_NUM_CS   15
+#define IRQ_PIN      26
+
+// parámetros ADC
+#define LEN_MAP_bytes       24      // cantidad de bitts en la memoria desde 0x1 a 0xD, adicionando 8 bits para el comando
+
+#define FAST_COMMAND        0b00
+#define STATIC_READ         0b01
+#define INCREMENTAL_WRITE   0b10
+#define INCREMENTAL_READ    0b11
+
+uint8_t register_map[LEN_MAP_bytes] = {0};
+#define ADCDATA_index   0
+#define CONFIG0_index   1
+#define CONFIG1_index   2
+#define CONFIG2_index   3
+#define CONFIG3_index   4
+#define IRQ_index       5
+#define MUX_index       6
+#define SCAN_index      7
+#define TIMER_index     10
+#define OFFSETCAL_index 13
+#define GAINCAL_index   16
+#define LOCK_index      23
+
+#define ADC_CONV_START_FC   0b1010
+#define ADC_STBY_MODE_FC    0b1011
+#define ADC_SHDN_MODE_FC    0b1100
+#define FULL_SHDN_MODE_FC   0b1101
+#define FULL_RESET_FC       0b1110
+
+#define COMMAND_READ_ADC    0b01000001
+
+// variables SPI
+spi_device_handle_t *spi_handle;
+spi_bus_config_t *bus_cfg_SPI;
+spi_device_interface_config_t *mcp3561_cfg_SPI;
+
+// Declaración de la cola de semáforo
+SemaphoreHandle_t xSemaphore;
+
+void IRAM_ATTR isr_IRQ_handler(void *arg) {
+    BaseType_t xHigherPriorityTaskWoken = pdFALSE;
+    xSemaphoreGiveFromISR(xSemaphore, &xHigherPriorityTaskWoken);
+    // if (xHigherPriorityTaskWoken == pdTRUE) {
+    //     portYIELD_FROM_ISR();
+    // }
+}
+
+// Tarea de base (bare-metal)
+void base_task(void *pvParameters) {
+    while (1) {
+        // Espera al semáforo
+        if (xSemaphoreTake(xSemaphore, portMAX_DELAY) == pdTRUE) {
+            // La tarea responde al semáforo aquí
+            // Realiza el trabajo necesario
+            printf("- ");
+        }
+    }
+}
+
+void app_main() {
+    // Inicializa el semáforo
+    xSemaphore = xSemaphoreCreateBinary();
+
+    // configuración PIN
+    gpio_config_t irq_config;
+    irq_config.intr_type = GPIO_INTR_POSEDGE;
+    irq_config.mode = GPIO_MODE_INPUT;
+    irq_config.pin_bit_mask = (1ULL << IRQ_PIN);
+    irq_config.pull_down_en  = GPIO_PULLDOWN_DISABLE;
+    irq_config.pull_up_en = GPIO_PULLDOWN_ENABLE;
+    gpio_config(&irq_config);
+
+    gpio_install_isr_service(0); // Instala el servicio de interrupción en el núcleo 0
+    gpio_isr_handler_add(IRQ_PIN, isr_IRQ_handler, NULL); // Asocia la función de interrupción al pin
+
+    // Configura la rutina de interrupción para activar el semáforo
+    // ...
+
+    // Crea la tarea de base
+    // xTaskCreate(base_task, "base_task", 2048, NULL, 15, NULL);
+    // xTaskCreatePinnedToCore(base_task, "base_task", 2048, NULL, 15, NULL, 0);
+
+    // Inicia el sistema operativo en tiempo real
+    // vTaskStartScheduler();
+
+    while(1){
+        // Espera al semáforo
+        if (xSemaphoreTake(xSemaphore, portMAX_DELAY) == pdTRUE) {
+            // La tarea responde al semáforo aquí
+            // Realiza el trabajo necesario
+            printf("- ");
+        }
+    }
 }