/************************** Copyright (c) **********************************
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** FUZHOU FUGUANG ELECTRONICS Co.,LTD.
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** ¸£Öݸ£¹âµç×ÓÓÐÏÞ¹«Ë¾
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** http://www.fuguang.com
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**
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**-------------- File Info -------------------------------------------------
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** File name: USBModule_Driver.c
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** Last modified Date: 2008-11-16
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** Last Version: 1.0
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** Descriptions: USBModule Drivers lib
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**
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**--------------------------------------------------------------------------
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** Created by: mxpopstar
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** Created date: 2008-11-16
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** Version: 1.0
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** Descriptions: The original version
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**
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**--------------------------------------------------------------------------
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** Modified by: mxpopstar
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** Modified date: 2008-11-20
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** Version:
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** Descriptions: USBModule Drivers lib
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**
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***************************************************************************/
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//
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#include "MessageBox.h"
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#include "USBModule_Driver.h"
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#include "ch376inc.h"
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#include "Delay.h"
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#include "M64USART_Driver.h"
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#include <avr/wdt.h>
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void InitIO_M64USART1(void)
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{
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DDRD &= (~0x04); //RXD1¶ËÅäÖÃΪÊäÈë
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DDRD |= 0x08; //TXD1¶ËÅäÖÃΪÊä³ö
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}
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//
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/////////////////////////´Ë´¦ÒÔÏÂÓÉCH376°æÌæ»»¶øÀ´////////////////////////
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void Config_M64USART1(const unsigned int baud)
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{
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UCSR1B = 0;
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_delay_us(10);
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if(baud == 192)
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{
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UBRR1H = 0;
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UBRR1L = 23; //7.3728M¾§Õñ,19200 ²¨ÌØÂÊ
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}
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else if(baud == 576)
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{
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UBRR1H = 0;
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UBRR1L = 7; //7.3728M¾§Õñ,57600 ²¨ÌØÂÊ
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}
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else if(baud == 1152)
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{
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UBRR1H = 0;
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UBRR1L = 3; //7.3728M¾§Õñ,115200 ²¨ÌØÂÊ
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}
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UCSR1B = (1<<RXEN1)|(1<<TXEN1);//USAR1½ÓÊÕÆ÷Óë·¢ËÍÆ÷ʹÄÜ
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_delay_ms(10);
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}
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//
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void ClearUSART1RXBuffer(void)
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{
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unsigned char res = 0;
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res = UDR1;
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res = UDR1;//Çå¿ÕUDR0µÄÄÚÈÝ
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}
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//
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//--------------------------------------------------------------------------------------------------
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void RestartM64USART1(void)
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{
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UCSR1B = 0;
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_delay_us(100);
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UCSR1B = (1<<RXEN1)|(1<<TXEN1);//USAR1½ÓÊÕÆ÷Óë·¢ËÍÆ÷ʹÄÜ
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_delay_us(10);
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}
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//--------------------------------------------------------------------------------------------------
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void TXByteToCH376(const unsigned char byte)
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{
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while ( !( UCSR1A & (1<<UDRE1)) )
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;
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UDR1 = byte;
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}
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//--------------------------------------------------------------------------------------------------
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//--------------------------------------------------------------------------------------------------
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unsigned char RXByte_M64USART1(unsigned char *error, unsigned int timeup_us)
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{
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while ( !(UCSR1A & (1<<RXC1)) )
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{
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_delay_us(1);
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if(timeup_us-- < 2)
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{
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*error = 1;
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return 0xFF;
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}
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}
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*error = 0;
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return UDR1; /* ´Ó»º³åÆ÷ÖлñÈ¡²¢·µ»ØÊý¾Ý*/
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}
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//--------------------------------------------------------------------------------------------------
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unsigned char RXByteFromCH376(unsigned char *res)
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{
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unsigned int count = 0;
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*res = 0;
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wdt_reset(); //ι¹·
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while ( !(UCSR1A & (1<<RXC1)) )
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{
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count++;
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_delay_us(1);
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if(count > 50000)
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{
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count = 0;
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*res = 1;
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return 0xFF;
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}
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}
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return UDR1; /* ´Ó»º³åÆ÷ÖлñÈ¡²¢·µ»ØÊý¾Ý*/
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}
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//--------------------------------------------------------------------------------------------------
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//--------------------------------------------------------------------------------------------------
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void xWriteCH376Cmd(const unsigned char mCmd ) /* ÏòCH376дÃüÁî */
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{
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TXByteToCH376(SER_SYNC_CODE1);
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TXByteToCH376(SER_SYNC_CODE2);
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TXByteToCH376(mCmd);
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}
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//--------------------------------------------------------------------------------------------------
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void xWriteCH376Data(const unsigned char mData ) /* ÏòCH376дÊý¾Ý */
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{
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TXByteToCH376(mData);
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}
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//--------------------------------------------------------------------------------------------------
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unsigned char xReadCH376Data( void ) /* ´ÓCH376¶ÁÊý¾Ý */
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{
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unsigned char data = 0;
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unsigned char res = 0;
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data = RXByteFromCH376(&res);
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if(res == 0) return data;
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else return( 0 ); // ²»Ó¦¸Ã·¢ÉúµÄÇé¿ö
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}
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//--------------------------------------------------------------------------------------------------
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unsigned char Query376Interrupt( void ) // ²éѯCH376ÖжÏ״̬
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{
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unsigned char Int_data;
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if(UCSR1A & (1<<RXC1)) /* µÈ´ý½ÓÊÕÖжϽÓÊÕÊý¾Ý*/
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{
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Int_data = UDR1;
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Int_data = UDR1;
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return( 1 );
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}
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return( 0 );
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}
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//--------------------------------------------------------------------------------------------------
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unsigned char mInitCH376Host( void ) //ÔÚʹÓÃCH376Ç°Òª¶ÔËü½ø³õʼ»¯CH376
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{
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unsigned char res;
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xWriteCH376Cmd(CMD11_CHECK_EXIST); //²âÊÔµ¥Æ¬»úÓëCH376Ö®¼äµÄͨѶ½Ó¿Ú
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xWriteCH376Data(0xAA);
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res = xReadCH376Data();
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if (res != (0x55))
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{
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return( ERR_USB_UNKNOWN ); //ͨѶ½Ó¿Ú²»Õý³£,¿ÉÄÜÔÒòÓÐ:½Ó¿ÚÁ¬½ÓÒì³£,ÆäËüÉ豸ӰÏì(Ƭѡ²»Î¨Ò»),´®¿Ú²¨ÌØÂÊ,Ò»Ö±ÔÚ¸´Î»,¾§Õñ²»¹¤×÷
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}
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res=0;
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xWriteCH376Cmd( CMD11_SET_USB_MODE ); //É豸USB¹¤×÷ģʽ
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xWriteCH376Data( 0x06 ); //¶ÔUÅ̲Ù×÷ģʽ´úÂëΪ06H,·ñÔò²»ÄÜͨÐÅ
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_delay_ms(50);
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res = xReadCH376Data( );
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if ( res == CMD_RET_SUCCESS )
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{
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return( USB_INT_SUCCESS );
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}
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else return( ERR_USB_UNKNOWN ); //ÉèÖÃģʽ´íÎó
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}
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//--------------------------------------------------------------------------------------------------
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//--------------------------------------------------------------------------------------------------
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//--------------------------------------------------------------------------------------------------
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void SendSTR_M64USART1(volatile const void *data, unsigned int count)
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{
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unsigned char *pbuf = (unsigned char *)data;
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while(count--)
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{
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while ( !( UCSR1A & (1<<UDRE1)) )
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;
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UDR1 = *pbuf++;
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}
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}
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//--------------------------------------------------------------------------------------------------
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//--------------------------------------------------------------------------------------------------
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unsigned char ReceiveByte_M64USART1(void)
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{
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unsigned long count = 0;
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while ( !(UCSR1A & (1<<RXC1)) )
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{
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count++;
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wdt_reset(); //ι¹·
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if(count>500000)
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{
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count = 0;
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return 0xFF;
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}
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}
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return UDR1;
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}
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//--------------------------------------------------------------------------------------------------
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unsigned char ReceiveSTR_M64USART1(void *buf, const unsigned char len, const unsigned long timeup)
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{
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unsigned char *pbuf = (unsigned char *)buf;
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unsigned char bytecount = len;
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unsigned long count = 0;
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while(bytecount--)
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{
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while ( !(UCSR1A & (1<<RXC1)) )
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{
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count++;
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wdt_reset(); //ι¹·
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if(count > timeup)
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{
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count = 0;
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return 0;
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}
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}
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*pbuf++ = UDR1;
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}
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return len;
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}
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//------------------------------------------------------------------------
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unsigned char ReceiveByte_M64USART1_21(void)
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{
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unsigned long count = 0;
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while ( !(UCSR1A & (1<<RXC1)) )
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{
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count++;
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wdt_reset(); //ι¹·
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if(count>50000000)
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{
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count = 0;
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return 0xFF;
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}
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}
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return UDR1;
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}
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