diff --git a/.gitlab/ci/target-test.yml b/.gitlab/ci/target-test.yml
index b8224a96f0..c0bea8d035 100644
--- a/.gitlab/ci/target-test.yml
+++ b/.gitlab/ci/target-test.yml
@@ -346,6 +346,14 @@ component_ut_pytest_esp32_flash_multi:
     - build_pytest_components_esp32
   tags: [ esp32, flash_mutli ]
 
+component_ut_pytest_esp32_rs485_multi:
+  extends:
+    - .pytest_components_dir_template
+    - .rules:test:component_ut-esp32
+  needs:
+    - build_pytest_components_esp32
+  tags: [ esp32, multi_dut_modbus_rs485 ]
+
 component_ut_pytest_esp32s2_generic:
   extends:
     - .pytest_components_dir_template
@@ -962,13 +970,6 @@ UT_006:
     - UT_T1_SPIMODE
     - psram
 
-UT_014:
-  extends: .unit_test_esp32_template
-  tags:
-    - ESP32_IDF
-    - UT_T2_RS485
-    - psram
-
 UT_017:
   extends: .unit_test_esp32_template
   tags:
diff --git a/components/driver/.build-test-rules.yml b/components/driver/.build-test-rules.yml
index 74646d5a0a..378949d94f 100644
--- a/components/driver/.build-test-rules.yml
+++ b/components/driver/.build-test-rules.yml
@@ -57,6 +57,12 @@ components/driver/test_apps/rmt:
   disable:
     - if: SOC_RMT_SUPPORTED != 1
 
+components/driver/test_apps/rs485:
+  disable_test:
+    - if: IDF_TARGET != "esp32"
+      temporary: true
+      reason: lack of runners
+
 components/driver/test_apps/sdm:
   disable:
     - if: SOC_SDM_SUPPORTED != 1
diff --git a/components/driver/test_apps/rs485/CMakeLists.txt b/components/driver/test_apps/rs485/CMakeLists.txt
new file mode 100644
index 0000000000..2efdce99f1
--- /dev/null
+++ b/components/driver/test_apps/rs485/CMakeLists.txt
@@ -0,0 +1,7 @@
+# This is the project CMakeLists.txt file for the test subproject
+cmake_minimum_required(VERSION 3.16)
+
+set(EXTRA_COMPONENT_DIRS "$ENV{IDF_PATH}/tools/unit-test-app/components")
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(rs485_test)
diff --git a/components/driver/test_apps/rs485/README.md b/components/driver/test_apps/rs485/README.md
new file mode 100644
index 0000000000..7e7523ec85
--- /dev/null
+++ b/components/driver/test_apps/rs485/README.md
@@ -0,0 +1,2 @@
+| Supported Targets | ESP32 | ESP32-C2 | ESP32-C3 | ESP32-C6 | ESP32-S2 | ESP32-S3 |
+| ----------------- | ----- | -------- | -------- | -------- | -------- | -------- |
diff --git a/components/driver/test_apps/rs485/main/CMakeLists.txt b/components/driver/test_apps/rs485/main/CMakeLists.txt
new file mode 100644
index 0000000000..48d86f05ec
--- /dev/null
+++ b/components/driver/test_apps/rs485/main/CMakeLists.txt
@@ -0,0 +1,7 @@
+# In order for the cases defined by `TEST_CASE` to be linked into the final elf,
+# the component can be registered as WHOLE_ARCHIVE
+idf_component_register(
+    SRCS "test_app_main.c" "test_rs485.c"
+    REQUIRES driver unity test_utils
+    WHOLE_ARCHIVE
+)
diff --git a/components/driver/test_apps/rs485/main/test_app_main.c b/components/driver/test_apps/rs485/main/test_app_main.c
new file mode 100644
index 0000000000..8d94794888
--- /dev/null
+++ b/components/driver/test_apps/rs485/main/test_app_main.c
@@ -0,0 +1,49 @@
+/*
+ * SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "unity.h"
+#include "unity_test_utils.h"
+#include "esp_heap_caps.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+
+#define TEST_MEMORY_LEAK_THRESHOLD (200)
+
+static size_t before_free_8bit;
+static size_t before_free_32bit;
+
+
+void setUp(void)
+{
+    before_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
+    before_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
+}
+
+void tearDown(void)
+{
+    size_t after_free_8bit = heap_caps_get_free_size(MALLOC_CAP_8BIT);
+    size_t after_free_32bit = heap_caps_get_free_size(MALLOC_CAP_32BIT);
+    printf("\n");
+    unity_utils_check_leak(before_free_8bit, after_free_8bit, "8BIT", TEST_MEMORY_LEAK_THRESHOLD);
+    unity_utils_check_leak(before_free_32bit, after_free_32bit, "32BIT", TEST_MEMORY_LEAK_THRESHOLD);
+}
+
+void app_main(void)
+{
+    //  _____         _     ____  ____  _  _    ___ ____
+    // |_   _|__  ___| |_  |  _ \/ ___|| || |  ( o ) ___|
+    //   | |/ _ \/ __| __| | |_) \___ \| || |_ / _ \__ `.
+    //   | |  __/\__ \ |_  |  _ < ___) |__   _| (_) |__) |
+    //   |_|\___||___/\__| |_| \_\____/   |_|  \___/____/
+    printf("\n");
+    printf("     _____         _     ____  ____  _  _    ___ ____\n");
+    printf("    |_   _|__  ___| |_  |  _ \\/ ___|| || |  ( o ) ___|\n");
+    printf("      | |/ _ \\/ __| __| | |_) \\___ \\| || |_ / _ \\__ `.\n");
+    printf("      | |  __/\\__ \\ |_  |  _ < ___) |__   _| (_) |__) |\n");
+    printf("      |_|\\___||___/\\__| |_| \\_\\____/   |_|  \\___/____/\n");
+
+    unity_run_menu();
+}
diff --git a/components/driver/test/test_rs485.c b/components/driver/test_apps/rs485/main/test_rs485.c
similarity index 98%
rename from components/driver/test/test_rs485.c
rename to components/driver/test_apps/rs485/main/test_rs485.c
index 40edeb9a14..774adc641f 100644
--- a/components/driver/test/test_rs485.c
+++ b/components/driver/test_apps/rs485/main/test_rs485.c
@@ -32,9 +32,6 @@
 #define TEST_ALLOW_PROC_FAIL    (10)
 #define TEST_CHECK_PROC_FAIL(fails, threshold) TEST_ASSERT((fails * 100 / PACKETS_NUMBER) <= threshold)
 
-#if !TEMPORARY_DISABLED_FOR_TARGETS(ESP32S2, ESP32S3, ESP32C3, ESP32C2, ESP32H4)
-//No runners
-
 static const char *TAG = "rs485_test";
 
 // The table for fast CRC16 calculation
@@ -291,6 +288,4 @@ static void rs485_master(void)
  * correctness of RS485 interface channel communication. It requires
  * RS485 bus driver hardware to be connected to boards.
 */
-TEST_CASE_MULTIPLE_DEVICES("RS485 half duplex uart multiple devices test.", "[driver_RS485][test_env=UT_T2_RS485]", rs485_master, rs485_slave);
-
-#endif //!TEMPORARY_DISABLED_FOR_TARGETS(..)
+TEST_CASE_MULTIPLE_DEVICES("RS485 half duplex uart multiple devices test.", "[RS485][test_env=UT_T2_RS485]", rs485_master, rs485_slave);
diff --git a/components/driver/test_apps/rs485/pytest_rs485.py b/components/driver/test_apps/rs485/pytest_rs485.py
new file mode 100644
index 0000000000..d539b0c151
--- /dev/null
+++ b/components/driver/test_apps/rs485/pytest_rs485.py
@@ -0,0 +1,11 @@
+# SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-License-Identifier: CC0-1.0
+
+import pytest
+
+
+@pytest.mark.esp32
+@pytest.mark.multi_dut_modbus_rs485
+@pytest.mark.parametrize('count, config', [(2, 'release',)], indirect=True)
+def test_rs485_multi_dev(case_tester) -> None:                # type: ignore
+    case_tester.run_all_multi_dev_cases(reset=True)
diff --git a/components/driver/test_apps/rs485/sdkconfig.ci.release b/components/driver/test_apps/rs485/sdkconfig.ci.release
new file mode 100644
index 0000000000..91d93f163e
--- /dev/null
+++ b/components/driver/test_apps/rs485/sdkconfig.ci.release
@@ -0,0 +1,5 @@
+CONFIG_PM_ENABLE=y
+CONFIG_FREERTOS_USE_TICKLESS_IDLE=y
+CONFIG_COMPILER_OPTIMIZATION_SIZE=y
+CONFIG_BOOTLOADER_COMPILER_OPTIMIZATION_SIZE=y
+CONFIG_COMPILER_OPTIMIZATION_ASSERTIONS_SILENT=y
diff --git a/components/driver/test_apps/rs485/sdkconfig.defaults b/components/driver/test_apps/rs485/sdkconfig.defaults
new file mode 100644
index 0000000000..b308cb2ddd
--- /dev/null
+++ b/components/driver/test_apps/rs485/sdkconfig.defaults
@@ -0,0 +1,2 @@
+CONFIG_FREERTOS_HZ=1000
+CONFIG_ESP_TASK_WDT=n
diff --git a/pytest.ini b/pytest.ini
index 5952f504dd..bab928e9fb 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -67,6 +67,7 @@ markers =
   MSPI_F4R4: runner with Quad Flash and Quad PSRAM
   test_jtag_arm: runner where the chip is accessible through JTAG as well
   adc: ADC related tests should run on adc runners
+  multi_dut_modbus_rs485: a pair of runners connectd by RS485 bus
 
   # multi-dut markers
   ieee802154: ieee802154 related tests should run on ieee802154 runners.