94 lines
2.4 KiB
C
94 lines
2.4 KiB
C
/********************************** (C) COPYRIGHT *******************************
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* File Name : main.c
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* Author : WCH
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* Version : V1.0.0
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* Date : 2021/08/08
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* Description : Main program body.
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*********************************************************************************
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* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
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* Attention: This software (modified or not) and binary are used for
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* microcontroller manufactured by Nanjing Qinheng Microelectronics.
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*******************************************************************************/
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/*
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* @Note
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* Composite Keyboard and Mouse Example:
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* This example uses PA4-PA7 and PB12-PB15 to simulate mouse movement and keyboard
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* key pressing respectively, active low. At the same time, it also uses USART2
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* to receive data sent from the host to simulate keyboard key pressing and releasing.
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*
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*/
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#include "debug.h"
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#include "usb_lib.h"
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#include "usb_desc.h"
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#include "usb_pwr.h"
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#include "usb_prop.h"
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#include "usbd_composite_km.h"
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/* Global define */
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/* Global Variable */
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/*********************************************************************
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* @fn main
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*
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* @brief Main program.
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*
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* @return none
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*/
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int main(void)
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{
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NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
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Delay_Init();
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USART_Printf_Init( 115200 );
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printf("SystemClk:%d\r\n",SystemCoreClock);
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printf("USBD Keyboard&Mouse Demo\r\n");
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/* Initialize USART2 for receiving the specified keyboard data */
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USART2_Init( 115200 );
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printf( "USART2 Init OK!\r\n" );
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/* Initialize GPIO for keyboard scan */
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KB_Scan_Init( );
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KB_Sleep_Wakeup_Cfg( );
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printf( "KB Scan Init OK!\r\n" );
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/* Initialize GPIO for mouse scan */
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MS_Scan_Init( );
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MS_Sleep_Wakeup_Cfg( );
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printf( "MS Scan Init OK!\r\n" );
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/* Initialize timer for Keyboard and mouse scan timing */
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TIM3_Init( 1, 7199 );
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printf( "TIM3 Init OK!\r\n" );
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Set_USBConfig();
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USB_Init();
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USB_Interrupts_Config();
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while(1)
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{
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if( bDeviceState == CONFIGURED )
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{
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/* Handle keyboard scan data */
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KB_Scan_Handle( );
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/* Handle keyboard lighting */
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KB_LED_Handle( );
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/* Handle mouse scan data */
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MS_Scan_Handle( );
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/* Handle USART2 receiving data */
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USART2_Receive_Handle( );
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}
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}
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}
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