/* * Copyright (c) 2022-2024, Xiaohua Semiconductor Co., Ltd. * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2025-08-08 CDT first version */ #include #include #include /* 请关注并阅读bsp/hc32/ev_hc32xxxx/README.md中，关于USB使用的相关注意事项 */ #if defined(RT_CHERRYUSB_HOST) && defined(RT_CHERRYUSB_DEVICE) #if defined(HC32F4A0) || defined(HC32F4A8) #define TEST_USBH_CORE_BASE (CM_USBFS_BASE) #define TEST_USBD_CORE_BASE (CM_USBHS_BASE) #else #error "Only one USB role can be selected" #endif #else #if defined(RT_CHERRYUSB_HOST) #define TEST_USBH_CORE_BASE (CM_USBFS_BASE) #elif defined(RT_CHERRYUSB_DEVICE) #define TEST_USBD_CORE_BASE (CM_USBFS_BASE) #endif #endif #if defined(RT_CHERRYUSB_HOST) #include "usbh_core.h" #if defined(RT_CHERRYUSB_HOST_CDC_ECM) || defined(RT_CHERRYUSB_HOST_CDC_RNDIS) || defined(RT_CHERRYUSB_HOST_MSC) /* 使用USB Host 时，应确保主机对设备供电充足 menuconfig: ECM 关键配置 RT-Thread Kernel --->[*] Enable soft timer with a timer thread (4096) The stack size of timer thread RT-Thread Components--->Devicee Drivers--->[*] Using USB with CherryUSB [*] Enable usb host mode Selectot usb host ip.... ---> [*]dwc2_hc [*] Enable usb cdc ecm driver RT-Thread Components--->Network---> lwIP--->lwIP version ---> v2.1.2 ... [*] Enable alloc ip address through DHCP ... (4096) the stack size of lwIP thread [*] Not use Rx thread [*] Not use Tx thread ... [*] Enable ping features 备注:CherryUSB Host枚举设备时，默认选择Configuration 1，若指定设备(如CH397A模组CDC-ECM模式)需要选择Configuration 2，需在 components/drivers/usb/cherryusb/core/usbh_core.c文件中usbh_enumerate()函数内添加如下代码： int usbh_enumerate(struct usbh_hubport *hport) { ... config_index = 0; // Add code start if((0x1A86 == ((struct usb_device_descriptor *)ep0_request_buffer[hport->bus->busid])->idVendor) && \ (0x5397 == ((struct usb_device_descriptor *)ep0_request_buffer[hport->bus->busid])->idProduct)) { config_index = 1; // For CH397, we need to select configuration 2 } // Add code end USB_LOG_DBG("The device selects config %d\r\n", config_index); ... } menuconfig: MSC 关键配置 RT-Thread Kernel --->[*] Enable soft timer with a timer thread (4096) The stack size of timer thread RT-Thread Components--->Devicee Drivers--->[*] Using USB with CherryUSB [*] Enable usb host mode Selectot usb host ip.... ---> [*]dwc2_hc [*] Enable usb msc driver ... (/)usb host dfs mount point */ /* ECM 测试 msh />ipconfig network interface: u0 (Default) MTU: 1500 MAC: 4e 61 e9 06 9b ff FLAGS: UP LINK_UP ETHARP BROADCAST IGMP ip address: 192.168.225.29 gw address: 192.168.225.1 net mask : 255.255.255.0 dns server #0: 108.7.254.31 dns server #1: 112.7.254.31 msh />ping www.baidu.com 60 bytes from 183.2.172.177 icmp_seq=0 ttl=51 time=149 ms 60 bytes from 183.2.172.177 icmp_seq=1 ttl=51 time=69 ms 60 bytes from 183.2.172.177 icmp_seq=2 ttl=51 time=51 ms 60 bytes from 183.2.172.177 icmp_seq=3 ttl=51 time=52 ms */ static int cherryusb_host_init(void) { usbh_initialize(0, TEST_USBH_CORE_BASE); return 0; } INIT_APP_EXPORT(cherryusb_host_init); #if defined(RT_CHERRYUSB_HOST_CDC_ECM) || defined(RT_CHERRYUSB_HOST_CDC_RNDIS) void ipconfig(void) { extern void list_if(void); list_if(); } MSH_CMD_EXPORT(ipconfig, list network interface information); #endif #endif #endif #if defined(RT_CHERRYUSB_DEVICE) #if defined(RT_CHERRYUSB_DEVICE_TEMPLATE_CDC_ACM) /* menuconfig:关键配置 RT-Thread Components--->Devicee Drivers--->[*] Using USB with CherryUSB [*] Enable usb device mode Selectot usb host ip.... ---> [*]dwc2_hc [*] Enable usb cdc acm device Select usb device template...---> [*] cdc acm */ static int cherryusb_device_cdc_acm_init(void) { extern void cdc_acm_init(uint8_t busid, uint32_t reg_base); cdc_acm_init(0, TEST_USBD_CORE_BASE); return 0; } INIT_APP_EXPORT(cherryusb_device_cdc_acm_init); static void cherryusb_cdc_send(int argc, char **argv) { extern void cdc_acm_data_send_with_dtr_test(uint8_t busid); cdc_acm_data_send_with_dtr_test(0); } MSH_CMD_EXPORT(cherryusb_cdc_send, cdc acm data send with dtr test); #endif #endif