int main(void) {
/* Init system */
TM_RCC_InitSystem();
/* Init HAL layer */
HAL_Init();
/* Init leds */
TM_DISCO_LedInit();
/* Init delay */
TM_DELAY_Init();
#if defined(STM32F429_DISCOVERY) || defined(STM32F7_DISCOVERY) || defined(STM32F439_EVAL)
/* Init LCD */
TM_LCD_Init();
TM_LCD_SetFont(&TM_Font_7x10);
TM_LCD_SetXY(5, 5);
#if defined(STM32F7_DISCOVERY)
/* Rotate LCD */
TM_LCD_SetOrientation(2);
#endif
#endif
/* Init USB */
TM_USB_Init();
/* Init USB Host, FS and HS modes */
TM_USBH_Init(TM_USB_Both);
/* Enable HID HOST class for USB FS mode */
TM_USBH_HID_Init(TM_USB_FS);
/* Enable MSC HOST class for USB HS mode */
TM_USBH_MSC_Init(TM_USB_HS);
/* Start USB host on FS and HS */
TM_USBH_Start(TM_USB_Both);
while (1) {
/* Process USB host FS and HS modes */
TM_USBH_Process(TM_USB_Both);
/* Check if device connected on FS port */
if (TM_USBH_IsConnected(TM_USB_FS) == TM_USBH_Result_Ok) {
/* Check if any HID devie is connected to FS port */
if (TM_USBH_HID_GetConnected(TM_USB_FS) == TM_USBH_HID_Keyboard) {
/* Keyboard is connected on FS port */
/* If not printed yet */
if (!FS_Printed) {
/* Print to LCD */
printf("USB FS: Keyboard connected! VID: %04X; PID: %04X\n", TM_USBH_GetVID(TM_USB_FS), TM_USBH_GetPID(TM_USB_FS));
/* Set flag */
FS_Printed = 1;
}
/* Read pressed button if any */
if (TM_USBH_HID_GetKeyboard(TM_USB_FS, &KbdInfo) == TM_USBH_HID_Keyboard) {
/* Something pressed on keyboard */
/* Print on LCD if character is valid */
if (KbdInfo.C) {
printf("Character: %c\n", KbdInfo.C);
}
/* Print others */
printf("LS: %d ", KbdInfo.Special.S.LShift);
printf("LC: %d ", KbdInfo.Special.S.LCtrl);
printf("LA: %d ", KbdInfo.Special.S.LAlt);
printf("LG: %d ", KbdInfo.Special.S.LGUI);
printf("\n");
}
} else if (TM_USBH_HID_GetConnected(TM_USB_FS) == TM_USBH_HID_Mouse) {
/* Mouse is connected on FS port */
/* If not printed yet */
if (!FS_Printed) {
/* Print to LCD */
printf("USB FS: Mouse connected! VID: %04X; PID: %04X\n", TM_USBH_GetVID(TM_USB_FS), TM_USBH_GetPID(TM_USB_FS));
/* Turn on green LED */
TM_DISCO_LedOn(LED_GREEN);
/* Set flag */
FS_Printed = 1;
}
/* Read mouse if any */
if (TM_USBH_HID_GetMouse(TM_USB_FS, &MouseInfo) == TM_USBH_HID_Mouse) {
/* Something pressed on keyboard */
printf("Abs X: %d; Abs Y: %d; Rel X: %d; Rel Y %d\n", MouseInfo.AbsoluteX, MouseInfo.AbsoluteY, MouseInfo.RelativeX, MouseInfo.RelativeY);
printf("Btn1: %d; Btn2: %d; Btn3: %d\n", MouseInfo.Buttons[0], MouseInfo.Buttons[1], MouseInfo.Buttons[2]);
}
}
} else if (FS_Printed) {
/* Check if no device connected */
if (TM_USBH_HID_GetConnected(TM_USB_FS) == TM_USBH_HID_None) {
/* Mouse is connected */
/* Print to LCD */
printf("USB FS: Device disconnected\n");
/* Clear flag */
FS_Printed = 0;
/* Turn off green LED */
TM_DISCO_LedOff(LED_GREEN);
}
}
/* Check MSC host on HS port */
if (
TM_USBH_IsConnected(TM_USB_HS) == TM_USBH_Result_Ok && /*!< Check if any device connected to USB HS port */
TM_USBH_MSC_IsConnected(TM_USB_HS) == TM_USBH_Result_Ok && /*!< Device connected to USB port is MSC type */
TM_USBH_MSC_IsReady(TM_USB_HS) == TM_USBH_Result_Ok /*!< Device is ready */
) {
/* Device is connected on HS port */
/* Connected device is MSC type */
/* If not printed already */
if (!HS_Printed) {
/* Print to LCD */
printf("--------------------------\n");
printf("USB HS: USB MSC device connected with VID: %04X; PID: %04X\n", TM_USBH_GetVID(TM_USB_HS), TM_USBH_GetPID(TM_USB_HS));
/* Set flag */
HS_Printed = 1;
}
/* If not mounted already */
if (!mounted) {
/* Try to mount and write using FATFS */
if ((fres = f_mount(&FATFS_USB, "USBHS:", 1)) == FR_OK) {
/* Mounted OK */
printf("USB HS: Mounted OK!\n");
/* Try to open file */
if ((fres = f_open(&fil, "USBHS:usb_hs_file.txt", FA_OPEN_ALWAYS | FA_WRITE | FA_READ)) == FR_OK) {
/* File opened OK */
printf("USB HS: File opened!\n");
/* Go to end of file */
f_lseek(&fil, f_size(&fil));
/* Print string */
if (f_puts("USB HS: File written using USB HS port\n", &fil)) {
/* Written OK */
printf("USB HS: File written OK!\n");
/* Set flag */
mounted = 1;
/* Turn on red LED */
TM_DISCO_LedOn(LED_RED);
} else {
printf("USB HS: File writing error!\n");
}
/* Close file */
f_close(&fil);
printf("USB HS: File closed!\n");
if ((fres = f_open(&fil, "USBHS:usb_hs_file.txt", FA_WRITE | FA_READ)) == FR_OK) {
printf("USB HS: File reopened OK and closed again!\n");
f_close(&fil);
} else {
printf("USB HS: File reopen ERROR! FRES: %d\n", fres);
}
} else {
/* File not opened */
printf("USB HS: Failed to open file!\n");
}
/* Unmount USB */
f_mount(NULL, "USBHS:", 1);
} else {
/* Mounting error! */
printf("USB HS: Failed to mount!\n");
}
}
} else {
/* Clear flag */
mounted = 0;
/* Print disconnection */
if (HS_Printed) {
/* Print to LCD */
printf("USB HS: USB MSC device disconnected!\n");
/* Clear flag */
HS_Printed = 0;
/* Turn off red LED */
TM_DISCO_LedOff(LED_RED);
}
}
}
}
int main(void) {
/* Init system */
TM_RCC_InitSystem();
/* Init HAL layer */
HAL_Init();
/* Init leds */
TM_DISCO_LedInit();
/* Init delay */
TM_DELAY_Init();
#if defined(STM32F429_DISCOVERY) || defined(STM32F7_DISCOVERY) || defined(STM32F439_EVAL)
/* Init LCD */
TM_LCD_Init();
TM_LCD_SetFont(&TM_Font_7x10);
TM_LCD_SetXY(5, 5);
#if defined(STM32F7_DISCOVERY)
/* Rotate LCD */
TM_LCD_SetOrientation(2);
#endif
#endif
/* Init USB peripheral */
TM_USB_Init();
/* Init HOST on HS mode */
TM_USBH_Init(TM_USB_HS);
/* Init USB CDC DEVICE on FS port */
TM_USBD_CDC_Init(TM_USB_FS);
/* Send debug */
printf("USB FS configured as CDC device!\n");
/* Init USB HOST HID on HS port */
TM_USBH_HID_Init(TM_USB_HS);
/* Send debug */
printf("USB HS configured as HID host!\n");
/* Start USB CDC device */
TM_USBD_Start(TM_USB_FS);
/* Send debug */
printf("USB FS started!\n");
/* Start USB HID host */
TM_USBH_Start(TM_USB_HS);
/* Send debug */
printf("USB HS started!\n");
while (1) {
/* Process USB CDC device, send remaining data if needed */
/* It is better if you call this in periodic timer, like each ms in SYSTICK handler */
TM_USBD_CDC_Process(TM_USB_FS);
/* Process USB HID Host */
TM_USBH_Process(TM_USB_HS);
/* Check if CDC device is ready, if drivers are installed if needed */
if (TM_USBD_IsDeviceReady(TM_USB_FS) == TM_USBD_Result_Ok) {
/* Turn ON led */
TM_DISCO_LedOn(LED_GREEN);
/* Print if needed */
if (!FS_Printed) {
printf("FS: CDC ready to use!\n");
FS_Printed = 1;
}
} else {
/* Turn OFF led */
TM_DISCO_LedOff(LED_GREEN);
/* Print if needed */
if (FS_Printed) {
printf("FS: CDC not ready to use!\n");
FS_Printed = 0;
}
}
/* Check if anything received on FS port */
if (TM_USBD_CDC_Getc(TM_USB_FS, &ch)) {
/* One character received */
/* Send it back */
TM_USBD_CDC_Putc(TM_USB_FS, ch);
}
/* Check HS port if anything connected */
if (
TM_USBH_IsConnected(TM_USB_HS) == TM_USBH_Result_Ok &&
TM_USBH_IsDeviceReady(TM_USB_HS) == TM_USBH_Result_Ok
) {
/* Something is connected */
/* Check for HID */
if (TM_USBH_HID_GetConnected(TM_USB_HS) == TM_USBH_HID_Keyboard) {
if (!HS_Printed) {
printf("HS: Keyboard connected!\n");
HS_Printed = 1;
}
} else if (TM_USBH_HID_GetConnected(TM_USB_HS) == TM_USBH_HID_Mouse) {
if (!HS_Printed) {
printf("HS: Mouse connected!\n");
HS_Printed = 1;
}
} else {
/* No HID connected */
if (!HS_Printed) {
printf("HS: Unknown connected!\n");
HS_Printed = 1;
}
}
} else {
/* Device not connected */
if (HS_Printed) {
printf("HS: Device disconnected!\n");
HS_Printed = 0;
}
}
}
}