88 lines
3.1 KiB
C
88 lines
3.1 KiB
C
#include "include/board/board.h"
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#include "fsl_gpio.h"
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#include "usb_device_config.h"
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#include "usb.h"
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#include "usb_device.h"
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#include "include/usb/usb_device_class.h"
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#include "include/usb/usb_device_hid.h"
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#include "include/usb/usb_device_ch9.h"
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#include "usb_interface_generic_hid.h"
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#include "usb_class_generic_hid.h"
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#include "usb_descriptor_configuration.h"
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#include "composite.h"
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#include "scancodes.h"
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static usb_device_generic_hid_struct_t UsbGenericHidDevice;
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static usb_status_t UsbReceiveData()
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{
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return USB_DeviceHidRecv(UsbCompositeDevice.genericHidHandle, USB_GENERIC_HID_ENDPOINT_OUT_ID,
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(uint8_t *)&UsbGenericHidDevice.buffer[UsbGenericHidDevice.bufferIndex][0],
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USB_GENERIC_HID_OUT_BUFFER_LENGTH);
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}
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usb_status_t UsbGenericHidCallback(class_handle_t handle, uint32_t event, void *param)
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{
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usb_status_t error = kStatus_USB_Error;
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switch (event) {
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case kUSB_DeviceHidEventSendResponse:
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break;
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case kUSB_DeviceHidEventRecvResponse:
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GPIO_SetPinsOutput(BOARD_LED_RED_GPIO, 1U << BOARD_LED_RED_GPIO_PIN);
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GPIO_SetPinsOutput(BOARD_LED_GREEN_GPIO, 1U << BOARD_LED_GREEN_GPIO_PIN);
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GPIO_SetPinsOutput(BOARD_LED_BLUE_GPIO, 1U << BOARD_LED_BLUE_GPIO_PIN);
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uint8_t command = (uint8_t)UsbGenericHidDevice.buffer[UsbGenericHidDevice.bufferIndex][0];
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switch (command) {
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case 'r':
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GPIO_ClearPinsOutput(BOARD_LED_RED_GPIO, 1U << BOARD_LED_RED_GPIO_PIN);
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break;
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case 'g':
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GPIO_ClearPinsOutput(BOARD_LED_GREEN_GPIO, 1U << BOARD_LED_GREEN_GPIO_PIN);
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break;
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case 'b':
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GPIO_ClearPinsOutput(BOARD_LED_BLUE_GPIO, 1U << BOARD_LED_BLUE_GPIO_PIN);
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break;
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}
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USB_DeviceHidSend(UsbCompositeDevice.genericHidHandle, USB_GENERIC_HID_ENDPOINT_IN_ID,
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(uint8_t *)&UsbGenericHidDevice.buffer[UsbGenericHidDevice.bufferIndex][0],
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USB_GENERIC_HID_OUT_BUFFER_LENGTH);
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UsbGenericHidDevice.bufferIndex ^= 1U;
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return UsbReceiveData();
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break;
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case kUSB_DeviceHidEventGetReport:
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case kUSB_DeviceHidEventSetReport:
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case kUSB_DeviceHidEventRequestReportBuffer:
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error = kStatus_USB_InvalidRequest;
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break;
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case kUSB_DeviceHidEventGetIdle:
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case kUSB_DeviceHidEventGetProtocol:
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case kUSB_DeviceHidEventSetIdle:
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case kUSB_DeviceHidEventSetProtocol:
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break;
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default:
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break;
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}
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return error;
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}
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usb_status_t UsbGenericHidSetConfiguration(class_handle_t handle, uint8_t configuration)
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{
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if (USB_COMPOSITE_CONFIGURATION_INDEX == configuration) {
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return UsbReceiveData();
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}
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return kStatus_USB_Error;
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}
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usb_status_t UsbGenericHidSetInterface(class_handle_t handle, uint8_t interface, uint8_t alternateSetting)
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{
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if (USB_GENERIC_HID_INTERFACE_INDEX == interface) {
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return UsbReceiveData();
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}
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return kStatus_USB_Error;
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}
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