add e22 demo on stm32/stm32f4discovery board

Ubiquitous/Nuttx_Fusion_XiUOS/app_match_nuttx/apps/examples/e22_demo/Kconfig

@@ -0,0 +1,31 @@
+#
+# For a description of the syntax of this configuration file,
+# see the file kconfig-language.txt in the NuttX tools repository.
+#
+
+config EXAMPLES_E22
+	tristate "E22 driver example"
+	default n
+	depends on STM32_USART3
+	select SERIAL_TERMIOS
+	---help---
+		Enable the e22 driver example
+
+if EXAMPLES_E22
+
+config EXAMPLES_E22_PROGNAME
+	string "Program name"
+	default "e22"
+	---help---
+		This is the name of the program that will be used when the NSH ELF
+		program is installed.
+
+config EXAMPLES_E22_PRIORITY
+	int "E22 task priority"
+	default 100
+
+config EXAMPLES_E22_STACKSIZE
+	int "E22 stack size"
+	default DEFAULT_TASK_STACKSIZE
+
+endif

Ubiquitous/Nuttx_Fusion_XiUOS/app_match_nuttx/apps/examples/e22_demo/Make.defs

@@ -0,0 +1,23 @@
+############################################################################
+# apps/examples/gpio/Make.defs
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.  The
+# ASF licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance with the
+# License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+############################################################################
+
+ifneq ($(CONFIG_EXAMPLES_E22),)
+CONFIGURED_APPS += $(APPDIR)/examples/e22_demo
+endif

Ubiquitous/Nuttx_Fusion_XiUOS/app_match_nuttx/apps/examples/e22_demo/Makefile

@@ -0,0 +1,34 @@
+############################################################################
+# apps/examples/gpio/Makefile
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.  The
+# ASF licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance with the
+# License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+############################################################################
+
+include $(APPDIR)/Make.defs
+
+# GPIO, World! built-in application info
+
+PROGNAME = $(CONFIG_EXAMPLES_E22_PROGNAME)
+PRIORITY = $(CONFIG_EXAMPLES_E22_PRIORITY)
+STACKSIZE = $(CONFIG_EXAMPLES_E22_STACKSIZE)
+MODULE = $(CONFIG_EXAMPLES_E22)
+
+# GPIO, World! Example
+
+MAINSRC = e22_main.c
+
+include $(APPDIR)/Application.mk

Ubiquitous/Nuttx_Fusion_XiUOS/app_match_nuttx/apps/examples/e22_demo/e22_main.c

@@ -0,0 +1,111 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+ * @file e22_main.c
+ * @brief e22 demo
+ * @version 1.0
+ * @author AIIT XUOS Lab
+ * @date 2022.05.20
+ */
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+#include <nuttx/config.h>
+
+#include <sys/ioctl.h>
+#include <nuttx/config.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <termios.h>
+
+#include <nuttx/ioexpander/gpio.h>
+
+int main(int argc, FAR char *argv[])
+{
+    int fd, m0fd, m1fd;
+    int ret;
+    int i;
+    struct termios tio;
+
+    char sendbuffer1[4] = {0xC0,0x05,0x01,0x09};
+    char sendbuffer2[7] = {0xC0,0x00,0x04,0x12,0x34,0x00,0x61};
+    char sendbuffer3[3] = {0xC1,0x00,0x04};
+    char buffer[256];
+    int readlen;
+
+    fd = open("/dev/ttyS3", O_RDWR);
+    if(fd < 0)
+    {
+      printf("Error opening serial: %d\n", fd);;
+    }
+    
+    ret = tcgetattr(fd, &tio);
+    if (ret < 0)
+    {
+        printf("Error getting attributes: %d\n", ret);
+    }
+    
+    ret = cfsetspeed(&tio, B9600);
+    if (ret < 0)
+    {
+        printf("Error setting baud rate: %d\n", ret);
+    }
+    
+    ret = tcsetattr(fd, TCSANOW, &tio);
+    if (ret < 0)
+    {
+        printf("Error getting attributes: %d\n", ret);
+    }
+    
+
+    m0fd = open("/dev/gpout0", O_RDWR);
+    m1fd = open("/dev/gpout1", O_RDWR);
+    ioctl(m0fd, GPIOC_WRITE, (unsigned long)0);
+    ioctl(m1fd, GPIOC_WRITE, (unsigned long)1);
+    sleep(1);
+
+    write(fd, sendbuffer1,4);
+    sleep(1);
+    readlen = read(fd, buffer, 256);
+    printf("readlen1 = %d\n", readlen);
+    for(i = 0;i< readlen; ++i)
+    {
+        printf("0x%x\n", buffer[i]);
+    }
+
+    write(fd, sendbuffer2,7);
+    sleep(1);
+    readlen = read(fd, buffer, 256);
+    printf("readlen1 = %d\n", readlen);
+    for(i = 0;i< readlen; ++i)
+    {
+        printf("0x%x\n", buffer[i]);
+    }
+
+    write(fd, sendbuffer3,3);
+    sleep(1);
+    readlen = read(fd, buffer, 256);
+    printf("readlen1 = %d\n", readlen);
+    for(i = 0;i< readlen; ++i)
+    {
+        printf("0x%x\n", buffer[i]);
+    }
+
+    close(fd);
+    close(m0fd);
+    close(m1fd);
+    
+    return 0;  
+}

Ubiquitous/Nuttx_Fusion_XiUOS/app_match_nuttx/nuttx/boards/arm/stm32/stm32f4discovery/configs/nsh/defconfig

@@ -47,6 +47,7 @@ CONFIG_STM32_JTAG_SW_ENABLE=y
 CONFIG_STM32_PWR=y
 CONFIG_STM32_SPI1=y
 CONFIG_STM32_USART2=y
+CONFIG_STM32_USART3=y
 CONFIG_SYSTEM_NSH=y
 CONFIG_USART2_RXBUFSIZE=128
 CONFIG_USART2_SERIAL_CONSOLE=y