From 02ad9b7596eb4bd968e32f581e2747951d7283d8 Mon Sep 17 00:00:00 2001
From: unknown <sivaprakasam@srushty.com>
Date: Tue, 4 Mar 2025 16:43:30 +0530
Subject: [PATCH] First commit

---
 .clang-format                              |  9 ++++
 .clangd                                    |  3 ++
 .cproject                                  | 16 +++++++
 .project                                   | 20 ++++++++
 .settings/org.eclipse.core.resources.prefs |  2 +
 CMakeLists.txt                             |  6 +++
 main/CMakeLists.txt                        |  2 +
 main/uart_async_rxtxtasks_main.c           | 56 ++++++++++++++++++++++
 8 files changed, 114 insertions(+)
 create mode 100644 .clang-format
 create mode 100644 .clangd
 create mode 100644 .cproject
 create mode 100644 .project
 create mode 100644 .settings/org.eclipse.core.resources.prefs
 create mode 100644 CMakeLists.txt
 create mode 100644 main/CMakeLists.txt
 create mode 100644 main/uart_async_rxtxtasks_main.c

diff --git a/.clang-format b/.clang-format
new file mode 100644
index 0000000..0c7b3aa
--- /dev/null
+++ b/.clang-format
@@ -0,0 +1,9 @@
+# We'll use defaults from the LLVM style, but with some modifications so that it's close to the CDT K&R style.
+BasedOnStyle: LLVM
+UseTab: Always
+IndentWidth: 4
+TabWidth: 4
+PackConstructorInitializers: NextLineOnly
+BreakConstructorInitializers: AfterColon
+IndentAccessModifiers: false
+AccessModifierOffset: -4
diff --git a/.clangd b/.clangd
new file mode 100644
index 0000000..22e5ea0
--- /dev/null
+++ b/.clangd
@@ -0,0 +1,3 @@
+CompileFlags:
+  CompilationDatabase: build
+  Remove: [-m*, -f*]
diff --git a/.cproject b/.cproject
new file mode 100644
index 0000000..63b192f
--- /dev/null
+++ b/.cproject
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
+	<storageModule moduleId="org.eclipse.cdt.core.settings">
+		<cconfiguration id="org.eclipse.cdt.core.default.config.1477596397">
+			<storageModule buildSystemId="org.eclipse.cdt.core.defaultConfigDataProvider" id="org.eclipse.cdt.core.default.config.1477596397" moduleId="org.eclipse.cdt.core.settings" name="Configuration">
+				<externalSettings/>
+				<extensions/>
+			</storageModule>
+			<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
+		</cconfiguration>
+	</storageModule>
+	<storageModule moduleId="org.eclipse.cdt.core.pathentry">
+		<pathentry excluding="**/CMakeFiles/**" kind="out" path="build"/>
+	</storageModule>
+	<storageModule moduleId="org.eclipse.cdt.core.LanguageSettingsProviders"/>
+</cproject>
\ No newline at end of file
diff --git a/.project b/.project
new file mode 100644
index 0000000..334c2b7
--- /dev/null
+++ b/.project
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>uart_async_rxtxtasks</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.cdt.core.cBuilder</name>
+			<triggers>clean,full,incremental,</triggers>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.cdt.core.cnature</nature>
+		<nature>org.eclipse.cdt.core.ccnature</nature>
+		<nature>com.espressif.idf.core.idfNature</nature>
+	</natures>
+</projectDescription>
diff --git a/.settings/org.eclipse.core.resources.prefs b/.settings/org.eclipse.core.resources.prefs
new file mode 100644
index 0000000..99f26c0
--- /dev/null
+++ b/.settings/org.eclipse.core.resources.prefs
@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..211ab31
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,6 @@
+# The following lines of boilerplate have to be in your project's CMakeLists
+# in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.16)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(uart_async_rxtxtasks)
diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
new file mode 100644
index 0000000..30e774e
--- /dev/null
+++ b/main/CMakeLists.txt
@@ -0,0 +1,2 @@
+idf_component_register(SRCS "uart_async_rxtxtasks_main.c"
+                    INCLUDE_DIRS ".")
diff --git a/main/uart_async_rxtxtasks_main.c b/main/uart_async_rxtxtasks_main.c
new file mode 100644
index 0000000..0abdc6c
--- /dev/null
+++ b/main/uart_async_rxtxtasks_main.c
@@ -0,0 +1,56 @@
+#include <stdio.h>
+#include "driver/uart.h"
+#include "driver/gpio.h"
+#include "esp_log.h"
+#include "string.h"
+
+#define UART_NUM UART_NUM_1
+#define TXD_PIN GPIO_NUM_17
+#define RXD_PIN GPIO_NUM_16
+#define BUF_SIZE 1024
+
+static const char *TAG = "UART";
+
+void uart_init(void) {
+    uart_config_t uart_config = {
+        .baud_rate = 4800,
+        .data_bits = UART_DATA_8_BITS,
+        .parity = UART_PARITY_DISABLE,
+        .stop_bits = UART_STOP_BITS_1,
+        .flow_ctrl = UART_HW_FLOWCTRL_DISABLE,
+    };
+    uart_param_config(UART_NUM, &uart_config);
+    uart_set_pin(UART_NUM, TXD_PIN, RXD_PIN, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE);
+    uart_driver_install(UART_NUM, BUF_SIZE * 2, 0, 0, NULL, 0);
+}
+
+void uart_send_command(const uint8_t *command, size_t length) {
+    uart_write_bytes(UART_NUM, (const char *)command, length);
+}
+
+int uart_receive_response(uint8_t *data, size_t length) {
+    return uart_read_bytes(UART_NUM, data, length, pdMS_TO_TICKS(1000));
+}
+
+void request_current_value(void) {
+    uint8_t command[] = {0xA5, 0x05,0x4C, 0x4C, 0x42}; // Example command to request current value
+    uart_send_command(command, sizeof(command));
+    vTaskDelay(pdMS_TO_TICKS(100));
+    
+    uint8_t response[31];
+    int len = uart_receive_response(response, sizeof(response));
+    if (len > 0) {
+        ESP_LOGI(TAG, "Received %d bytes", len);
+        for (int i = 0; i < len; i++) {
+            ESP_LOGI(TAG, "0x%02X", response[i]);
+        }
+    }
+}
+
+void app_main(void) {
+    uart_init();
+    while (1) {
+        request_current_value();
+        vTaskDelay(pdMS_TO_TICKS(2000));
+    }
+}
\ No newline at end of file