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来自「硬盘MP3开发的所有源代码！整理自21ICBBS。 原作者xwj!」· HTM 代码 · 共 694 行 · 第 1/5 页

            (P3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 0xB0);<BR>Sfr 
            (P4&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 0xC0);<BR>Sfr 
            (P5&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 0xD8);<BR><BR>Sbit 
            (P0_7&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 7);<BR>Sbit 
            (P0_6&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 6);<BR>Sbit 
            (P0_5&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 5);<BR>Sbit 
            (P0_4&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 4);<BR>Sbit 
            (P0_3&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit 
            (P0_2&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit 
            (P0_1&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit 
            (P0_0&nbsp;&nbsp;&nbsp;, P0&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit 
            (P1_7&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 7);<BR>Sbit 
            (P1_6&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 6);<BR>Sbit 
            (P1_5&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 5);<BR>Sbit 
            (P1_4&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 4);<BR>Sbit 
            (P1_3&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit 
            (P1_2&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit 
            (P1_1&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit 
            (P1_0&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit 
            (SDA&nbsp;&nbsp;&nbsp;&nbsp;, P1&nbsp;&nbsp;&nbsp;&nbsp;, 
            7);<BR>Sbit (SCL&nbsp;&nbsp;&nbsp;&nbsp;, 
            P1&nbsp;&nbsp;&nbsp;&nbsp;, 6);<BR>Sbit (KIN3&nbsp;&nbsp;&nbsp;, 
            P1&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit (KIN2&nbsp;&nbsp;&nbsp;, 
            P1&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit (KIN1&nbsp;&nbsp;&nbsp;, 
            P1&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit (KIN0&nbsp;&nbsp;&nbsp;, 
            P1&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit (P2_7&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 7);<BR>Sbit (P2_6&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 6);<BR>Sbit (P2_5&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 5);<BR>Sbit (P2_4&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 4);<BR>Sbit (P2_3&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit (P2_2&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit (P2_1&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit (P2_0&nbsp;&nbsp;&nbsp;, 
            P2&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit (P3_7&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 7);<BR>Sbit (P3_6&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 6);<BR>Sbit (P3_5&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 5);<BR>Sbit (P3_4&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 4);<BR>Sbit (P3_3&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit (P3_2&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit (P3_1&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit (P3_0&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit 
            (RD&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, P3&nbsp;&nbsp;&nbsp;&nbsp;, 
            7);<BR>Sbit (WR&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 6);<BR>Sbit 
            (T1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, P3&nbsp;&nbsp;&nbsp;&nbsp;, 
            5);<BR>Sbit (T0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 4);<BR>Sbit (INT1&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit (INT0&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit 
            (TXD&nbsp;&nbsp;&nbsp;&nbsp;, P3&nbsp;&nbsp;&nbsp;&nbsp;, 
            1);<BR>Sbit (RXD&nbsp;&nbsp;&nbsp;&nbsp;, 
            P3&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit (P4_7&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 7);<BR>Sbit (P4_6&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 6);<BR>Sbit (P4_5&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 5);<BR>Sbit (P4_4&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 4);<BR>Sbit (P4_3&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit (P4_2&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit (P4_1&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit (P4_0&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit 
            (SS_&nbsp;&nbsp;&nbsp;&nbsp;, P4&nbsp;&nbsp;&nbsp;&nbsp;, 
            3);<BR>Sbit (SCK&nbsp;&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit (MOSI&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit (MISO&nbsp;&nbsp;&nbsp;, 
            P4&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR>Sbit (P5_3&nbsp;&nbsp;&nbsp;, 
            P5&nbsp;&nbsp;&nbsp;&nbsp;, 3);<BR>Sbit (P5_2&nbsp;&nbsp;&nbsp;, 
            P5&nbsp;&nbsp;&nbsp;&nbsp;, 2);<BR>Sbit (P5_1&nbsp;&nbsp;&nbsp;, 
            P5&nbsp;&nbsp;&nbsp;&nbsp;, 1);<BR>Sbit (P5_0&nbsp;&nbsp;&nbsp;, 
            P5&nbsp;&nbsp;&nbsp;&nbsp;, 0);<BR><BR><BR>/* FLASH MEMORY 
            */<BR><BR>Sfr (FCON&nbsp;&nbsp;&nbsp;&nbsp;, 0xD1);<BR><BR><BR>/* 
            TIMERS */<BR><BR>Sfr (TCON&nbsp;&nbsp;&nbsp;&nbsp;, 0x88);<BR>Sfr 
            (TMOD&nbsp;&nbsp;&nbsp;&nbsp;, 0x89);<BR>Sfr 
            (TL0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 0x8A);<BR>Sfr 
            (TL1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 0x8B);<BR>Sfr 
            (TH0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 0x8C);<BR>Sfr 
            (TH1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, 0x8D);<BR><BR>Sbit 
            (TF1&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 7);<BR>Sbit 
            (TR1&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 6);<BR>Sbit 
            (TF0&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 5);<BR>Sbit 
            (TR0&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 4);<BR>Sbit 
            (IE1&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 3);<BR>Sbit 
            (IT1&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 2);<BR>Sbit 
            (IE0&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 1);<BR>Sbit 
            (IT0&nbsp;&nbsp;&nbsp;&nbsp;, TCON&nbsp;&nbsp;, 0);<BR><BR><BR>/* 
            WATCHDOG */<BR><BR>Sfr (WDTRST&nbsp;&nbsp;, 0xA6);<BR>Sfr 
            (WDTPRG&nbsp;&nbsp;, 0xA7);<BR><BR><BR>/* MP3 DECODER */<BR><BR>Sfr 
            (MP3CON&nbsp;&nbsp;, 0xAA);<BR>Sfr (MP3STA&nbsp;&nbsp;, 
            0xC8);<BR>Sfr (MP3STA1 , 0xAF);<BR>Sfr (MP3DAT&nbsp;&nbsp;, 
            0xAC);<BR>Sfr (MP3ANC&nbsp;&nbsp;, 0xAD);<BR>Sfr 
            (MP3VOL&nbsp;&nbsp;, 0x9E);<BR>Sfr (MP3VOR&nbsp;&nbsp;, 
            0x9F);<BR>Sfr (MP3BAS&nbsp;&nbsp;, 0xB4);<BR>Sfr 
            (MP3MED&nbsp;&nbsp;, 0xB5);<BR>Sfr (MP3TRE&nbsp;&nbsp;, 
            0xB6);<BR>Sfr (MP3CLK&nbsp;&nbsp;, 0xEB);<BR>Sfr 
            (MP3DBG&nbsp;&nbsp;, 0xAE); /* hidden register */<BR><BR>Sbit 
            (MPANC&nbsp;&nbsp;, MP3STA, 7);<BR>Sbit (MPREQ&nbsp;&nbsp;, MP3STA, 
            6);<BR>Sbit (ERRLAY , MP3STA, 5);<BR>Sbit (ERRSYN , MP3STA, 
            4);<BR>Sbit (ERRCRC , MP3STA, 3);<BR>Sbit (MPFS1&nbsp;&nbsp;, 
            MP3STA, 2);<BR>Sbit (MPFS0&nbsp;&nbsp;, MP3STA, 1);<BR>Sbit 
            (MPVER&nbsp;&nbsp;, MP3STA, 0);<BR><BR>#define MPFREQ (MP3STA1 &amp; 
            0x10)<BR><BR>/* AUDIO INTERFACE */<BR><BR>Sfr (AUDCON0 , 
            0x9A);<BR>Sfr (AUDCON1 , 0x9B);<BR>Sfr (AUDSTA&nbsp;&nbsp;, 
            0x9C);<BR>Sfr (AUDDAT&nbsp;&nbsp;, 0x9D);<BR>Sfr 
            (AUDCLK&nbsp;&nbsp;, 0xEC);<BR><BR><BR>/* USB CONTROLLER 
            */<BR><BR>Sfr (USBCON&nbsp;&nbsp;, 0xBC);<BR>Sfr (USBADDR , 
            0xC6);<BR>Sfr (USBINT&nbsp;&nbsp;, 0xBD);<BR>Sfr 
            (USBIEN&nbsp;&nbsp;, 0xBE);<BR>Sfr (UEPNUM&nbsp;&nbsp;, 
            0xC7);<BR>Sfr (UEPCONX , 0xD4);<BR>Sfr (UEPSTAX , 0xCE);<BR>Sfr 
            (UEPRST&nbsp;&nbsp;, 0xD5);<BR>Sfr (UEPINT&nbsp;&nbsp;, 
            0xF8);<BR>Sfr (UEPIEN&nbsp;&nbsp;, 0xC2);<BR>Sfr (UEPDATX , 
            0xCF);<BR>Sfr (UBYCTX&nbsp;&nbsp;, 0xE2);<BR>Sfr (UBYCTLX , 
            0xE2);<BR>Sfr (UFNUML&nbsp;&nbsp;, 0xBA);<BR>Sfr 
            (UFNUMH&nbsp;&nbsp;, 0xBB);<BR>Sfr (USBCLK&nbsp;&nbsp;, 
            0xEA);<BR>Sfr (UDPADDH , 0xD7);<BR>Sfr (UDPADDL , 
            0xD6);<BR><BR>#define cls_TXCMP() (UEPSTAX=UEPSTAX &amp; 
            (~0x01))<BR>#define TXCMP&nbsp;&nbsp;&nbsp;(UEPSTAX &amp; 
            0x01)<BR>#define RXOUTB0 (UEPSTAX &amp; 0x02)<BR>#define RXOUTB1 
            (UEPSTAX &amp; 0x40)<BR>#define RXSETUP (UEPSTAX &amp; 
            0x04)<BR>#define NAKIN&nbsp;&nbsp;&nbsp;(UEPCONX &amp; 
            0x10)<BR>#define NAKOUT&nbsp;&nbsp;(UEPCONX &amp; 0x20)<BR>#define 
            cls_NAKIN() (UEPCONX=UEPCONX &amp; (~0x10))<BR>#define cls_NAKOUT() 
            (UEPCONX=UEPCONX &amp; (~0x20))<BR>#define 
            EORINT&nbsp;&nbsp;(USBINT&nbsp;&nbsp;&amp; 0x10)<BR>#define 
            SPINT&nbsp;&nbsp;&nbsp;(USBINT&nbsp;&nbsp;&amp; 0x01)<BR><BR>#define 
            SET_TXRDY (UEPSTAX = UEPSTAX | 0x10)<BR><BR>Sbit (EP3INT , UEPINT, 
            3);<BR>Sbit (EP2INT , UEPINT, 2);<BR>Sbit (EP1INT , UEPINT, 
            1);<BR>Sbit (EP0INT , UEPINT, 0);<BR><BR><BR>/* MMC CONTROLLER 
            */<BR><BR>Sfr (MMDAT&nbsp;&nbsp;&nbsp;, 0xDC);<BR>Sfr 
            (MMCMD&nbsp;&nbsp;&nbsp;, 0xDD);<BR>Sfr (MMSTA&nbsp;&nbsp;&nbsp;, 
            0xDE);<BR>Sfr (MMMSK&nbsp;&nbsp;&nbsp;, 0xDF);<BR>Sfr 
            (MMCON0&nbsp;&nbsp;, 0xE4);<BR>Sfr (MMCON1&nbsp;&nbsp;, 
            0xE5);<BR>Sfr (MMCON2&nbsp;&nbsp;, 0xE6);<BR>Sfr 
            (MMINT&nbsp;&nbsp;&nbsp;, 0xE7);<BR>Sfr (MMCLK&nbsp;&nbsp;&nbsp;, 
            0xED);<BR><BR><BR>/* IDE CONTROLLER */<BR><BR>Sfr 
            (DAT16H&nbsp;&nbsp;, 0xF9);<BR><BR><BR>/* UART */<BR><BR>Sfr 
            (SCON&nbsp;&nbsp;&nbsp;&nbsp;, 0x98);<BR>Sfr 
            (SBUF&nbsp;&nbsp;&nbsp;&nbsp;, 0x99);<BR>Sfr 
            (SADDR&nbsp;&nbsp;&nbsp;, 0xA9);<BR>Sfr (SADEN&nbsp;&nbsp;&nbsp;, 
            0xB9);<BR>Sfr (BDRCON&nbsp;&nbsp;, 0x92);<BR>Sfr