[renesas/ra2l1-cpk] add Captouch板载触摸按键配置说明.md (#6227)

* [renesas/ra2l1-cpk] add Captouch板载触摸按键配置说明.md

* Update Captouch板载触摸按键配置说明.md

Co-authored-by: Man, Jianting (Meco) <[email protected]>

Author: ShermanShao

bsp/renesas/ra2l1-cpk/QE-Touch/SConscript

@@ -0,0 +1,28 @@
+import glob
+Import('RTT_ROOT')
+Import('rtconfig')
+from building import *
+
+cwd = GetCurrentDir()
+src = []
+group = []
+CPPPATH = []
+
+file = glob.glob('*.tifcfg')
+if len(file):
+    if rtconfig.PLATFORM == 'iar':
+        print("\nThe current project does not support iar build\n")
+        Return('group')
+    elif rtconfig.PLATFORM == 'gcc':
+        src += ['qe_touch_config.c']
+        src += ['qe_sample_rtthread.c']
+        CPPPATH = [cwd, ]
+    elif rtconfig.PLATFORM == 'armclang':
+        src += ['qe_touch_config.c']
+        src += ['qe_sample_rtthread.c']
+        CPPPATH = [cwd, ]
+
+    CPPDEFINES = ['QE_TOUCH_CONFIGURATION']
+    group = DefineGroup('QE-Touch', src, depend = [''], CPPPATH = CPPPATH, CPPDEFINES = CPPDEFINES)
+
+Return('group')

bsp/renesas/ra2l1-cpk/QE-Touch/qe_sample_rtthread.c

@@ -0,0 +1,70 @@
+#include "qe_touch_config.h"
+#include <rtthread.h>
+#include <rtdevice.h>
+#define TOUCH_SCAN_INTERVAL_EXAMPLE (20)    /* milliseconds */
+
+uint64_t button_status;
+#if (TOUCH_CFG_NUM_SLIDERS != 0)
+    uint16_t slider_position[TOUCH_CFG_NUM_SLIDERS];
+#endif
+#if (TOUCH_CFG_NUM_WHEELS != 0)
+    uint16_t wheel_position[TOUCH_CFG_NUM_WHEELS];
+#endif
+
+void qe_touch_main(void *parameter)
+{
+    fsp_err_t err;
+    rt_uint32_t led_blu = rt_pin_get("P501");
+
+    /* Open Touch middleware */
+    rt_kprintf("TOUCH Open\n");
+    err = RM_TOUCH_Open(g_qe_touch_instance_config01.p_ctrl, g_qe_touch_instance_config01.p_cfg);
+    if (FSP_SUCCESS != err)
+    {
+        rt_kprintf("RM_TOUCH_Open fail\n");
+        return;
+    }
+
+    rt_kprintf("TOUCH ScanStart\n");
+    /* Main loop */
+    while (true)
+    {
+        /* for [CONFIG01] configuration */
+        err = RM_TOUCH_ScanStart(g_qe_touch_instance_config01.p_ctrl);
+        if (FSP_SUCCESS != err)
+        {
+            rt_kprintf("RM_TOUCH_Open fail\n");
+            return;
+        }
+        while (0 == g_qe_touch_flag) {}
+        g_qe_touch_flag = 0;
+
+        err = RM_TOUCH_DataGet(g_qe_touch_instance_config01.p_ctrl, &button_status, NULL, NULL);
+        if (FSP_SUCCESS == err)
+        {
+            if (button_status)
+            {
+                rt_pin_write(led_blu, PIN_HIGH);
+            }
+            else
+            {
+                rt_pin_write(led_blu, PIN_LOW);
+            }
+        }
+
+        /* FIXME: Since this is a temporary process, so re-create a waiting process yourself. */
+        rt_thread_mdelay(TOUCH_SCAN_INTERVAL_EXAMPLE);
+    }
+}
+
+int touch_init(void)
+{
+    rt_thread_t tid = rt_thread_create("touch", qe_touch_main, RT_NULL, 512, 10, 50);
+    if (tid)
+    {
+        rt_thread_startup(tid);
+    }
+    return 0;
+}
+INIT_APP_EXPORT(touch_init);
+//MSH_CMD_EXPORT(touch_init, touch_init);