⭐ 欢迎来到虫虫下载站！ | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站
📤 上传资源

📄 hal_uart.s51

📁 cc2430讀取短地址程式
💻 S51
📖 第 1 页 / 共 5 页
字号:
🔍
12345 
        CLR	0xE0 /* A   */.0
        MOVX	@DPTR,A
//  342     cfg->txTick = DMA_TX_DLY;
        MOV	A,R6
        ADD	A,#0xe
        LCALL	?Subroutine7 & 0xFFFF
??CrossCallReturnLabel_34:
        MOV	A,#0x14
        MOVX	@DPTR,A
//  343 
//  344     if ( (cfg->txMax - cfg->txCnt) < cfg->txTail )
        MOV	A,R6
        ADD	A,#0xc
        LCALL	??Subroutine5_0 & 0xFFFF
??CrossCallReturnLabel_16:
        MOV	R0,A
        LCALL	?Subroutine2 & 0xFFFF
??CrossCallReturnLabel_2:
        MOV	A,R0
        CLR	C
        SUBB	A,R2
        MOV	R0,A
        CLR	A
        SUBB	A,#0x0
        MOV	R1,A
        MOV	A,R6
        ADD	A,#0xb
        LCALL	??Subroutine2_0 & 0xFFFF
??CrossCallReturnLabel_3:
        CLR	C
        MOV	A,R0
        SUBB	A,R2
        MOV	A,R1
        SUBB	A,#0x0
        MOV	C,0xD0 /* PSW */.2
        XRL	A,PSW
        RLC	A
        JNC	??pollDMA_14
//  345     {
//  346       cfg->txTail = 0;  // DMA can only run to the end of the Tx buffer.
        CLR	A
??pollDMA_15:
        MOVX	@DPTR,A
        LJMP	??pollDMA_16 & 0xFFFF
//  347     }
//  348     else
//  349     {
//  350       cfg->txTail += cfg->txCnt;
??pollDMA_14:
        LCALL	?Subroutine2 & 0xFFFF
??CrossCallReturnLabel_4:
        MOV	A,R6
        ADD	A,#0xb
        LCALL	??Subroutine5_0 & 0xFFFF
??CrossCallReturnLabel_17:
        ADD	A,R2
        SJMP	??pollDMA_15
//  351     }
//  352   }
//  353   else if ( !(cfg->flag & UART_CFG_TXF) && !cfg->txTick )
??pollDMA_13:
        LCALL	?Subroutine5 & 0xFFFF
??CrossCallReturnLabel_18:
        MOV	C,0xE0 /* A   */.0
        JNC	$+5
        LJMP	??pollDMA_16 & 0xFFFF
        MOV	A,R6
        ADD	A,#0xe
        LCALL	??Subroutine5_0 & 0xFFFF
??CrossCallReturnLabel_19:
        JZ	$+5
        LJMP	??pollDMA_16 & 0xFFFF
//  354   {
//  355     if ( cfg->txTail != cfg->txHead )
        MOV	A,R6
        LCALL	?Subroutine0 & 0xFFFF
??CrossCallReturnLabel_64:
        XRL	A,R2
        JNZ	$+5
        LJMP	??pollDMA_16 & 0xFFFF
//  356     {
//  357       if ( cfg->txTail < cfg->txHead )
        MOV	A,R6
        ADD	A,#0xb
        LCALL	??Subroutine5_0 & 0xFFFF
??CrossCallReturnLabel_20:
        PUSH	A
        CFI CFA_SP SP+-1
        MOV	DPL,R6
        MOV	DPH,R7
        INC	DPTR
        INC	DPTR
        INC	DPTR
        INC	DPTR
        INC	DPTR
        INC	DPTR
        INC	DPTR
        INC	DPTR
        INC	DPTR
        INC	DPTR
        MOVX	A,@DPTR
        MOV	R2,A
        POP	A
        CFI CFA_SP SP+0
        CLR	C
        SUBB	A,R2
        MOV	A,R6
        JNC	??pollDMA_17
//  358       {
//  359         cfg->txCnt = cfg->txHead - cfg->txTail;
        LCALL	?Subroutine0 & 0xFFFF
??CrossCallReturnLabel_65:
        CLR	C
        SUBB	A,R2
        SJMP	??pollDMA_18
//  360       }
//  361       else  // Can only run DMA engine up to max, then restart at zero.
//  362       {
//  363         cfg->txCnt = cfg->txMax - cfg->txTail + 1;
??pollDMA_17:
        ADD	A,#0xb
        LCALL	??Subroutine2_0 & 0xFFFF
??CrossCallReturnLabel_5:
        MOV	A,R6
        ADD	A,#0xc
        LCALL	??Subroutine5_0 & 0xFFFF
??CrossCallReturnLabel_21:
        CLR	C
        SUBB	A,R2
        INC	A
??pollDMA_18:
        PUSH	A
        CFI CFA_SP SP+-1
        MOV	A,R6
        ADD	A,#0xd
        LCALL	?Subroutine7 & 0xFFFF
??CrossCallReturnLabel_35:
        POP	A
        CFI CFA_SP SP+0
        MOVX	@DPTR,A
//  364       }
//  365 
//  366       cfg->flag |= UART_CFG_TXF;
        LCALL	?Subroutine5 & 0xFFFF
??CrossCallReturnLabel_22:
        SETB	0xE0 /* A   */.0
        MOVX	@DPTR,A
//  367       DMA_TX( cfg );
        MOV	A,R6
        ADD	A,#0x8
        MOV	R0,A
        MOV	A,R7
        ADDC	A,#0x0
        MOV	R1,A
        MOV	A,R6
        ADD	A,#0xb
        MOV	R2,A
        LCALL	?Subroutine6 & 0xFFFF
??CrossCallReturnLabel_33:
        MOV	DPL,R0
        MOV	DPH,R1
        MOVX	A,@DPTR
        ADD	A,R4
        INC	DPTR
        MOVX	A,@DPTR
        ADDC	A,#0x0
        MOV	DPTR,#(dmaCh1234 + 16)
        MOVX	@DPTR,A
        MOV	DPL,R2
        MOV	DPH,R3
        MOVX	A,@DPTR
        MOV	R2,A
        MOV	DPL,R0
        MOV	DPH,R1
        MOVX	A,@DPTR
        ADD	A,R2
        MOV	DPTR,#(dmaCh1234 + 17)
        MOVX	@DPTR,A
        MOV	A,R6
        ADD	A,#0xd
        LCALL	??Subroutine5_0 & 0xFFFF
??CrossCallReturnLabel_23:
        MOV	DPTR,#(dmaCh1234 + 21)
        MOVX	@DPTR,A
        MOV	DPTR,#(dmaCh1234 + 20)
        MOVX	A,@DPTR
        ANL	A,#0xe0
        MOVX	@DPTR,A
        ANL	0xd1,#0xf7
        MOV	0xd6,#0x8
        MOV	0xd7,#0x8
//  368     }
//  369   }
//  370 }
??pollDMA_16:
        MOV	A,#0x1
        LCALL	?DEALLOC_XSTACK8
        CFI EndBlock cfiBlock0
        REQUIRE ?Subroutine19
        ; // Fall through to label ?Subroutine19

        RSEG BANKED_CODE:CODE:NOROOT(0)
?Subroutine19:
        CFI Block cfiBlock1 Using cfiCommon0
        CFI NoFunction
        CFI CFA_SP SP+0
        CFI CFA_XSP16 add(XSP16, 10)
        CFI VB load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI R6 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI V0 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI V1 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        MOV	R7,#0x2
        LJMP	?BANKED_LEAVE_XDATA
        CFI EndBlock cfiBlock1

        RSEG BANKED_CODE:CODE:NOROOT(0)
?Subroutine7:
        CFI Block cfiCond2 Using cfiCommon0
        CFI NoFunction
        CFI Conditional ??CrossCallReturnLabel_38
        CFI R6 load(1, XDATA, add(CFA_XSP16, literal(-14)))
        CFI VB load(1, XDATA, add(CFA_XSP16, literal(-13)))
        CFI V0 load(1, XDATA, add(CFA_XSP16, literal(-12)))
        CFI V1 load(1, XDATA, add(CFA_XSP16, literal(-11)))
        CFI V2 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI V3 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI V4 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI V5 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI CFA_SP SP+0
        CFI CFA_XSP16 add(XSP16, 15)
        CFI Block cfiCond3 Using cfiCommon0
        CFI (cfiCond3) NoFunction
        CFI (cfiCond3) Conditional ??CrossCallReturnLabel_37
        CFI (cfiCond3) R6 load(1, XDATA, add(CFA_XSP16, literal(-14)))
        CFI (cfiCond3) VB load(1, XDATA, add(CFA_XSP16, literal(-13)))
        CFI (cfiCond3) V0 load(1, XDATA, add(CFA_XSP16, literal(-12)))
        CFI (cfiCond3) V1 load(1, XDATA, add(CFA_XSP16, literal(-11)))
        CFI (cfiCond3) V2 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI (cfiCond3) V3 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI (cfiCond3) V4 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI (cfiCond3) V5 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI (cfiCond3) R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI (cfiCond3) ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI (cfiCond3) ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI (cfiCond3) ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI (cfiCond3) DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI (cfiCond3) DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI (cfiCond3) CFA_SP SP+0
        CFI (cfiCond3) CFA_XSP16 add(XSP16, 15)
        CFI Block cfiCond4 Using cfiCommon0
        CFI (cfiCond4) NoFunction
        CFI (cfiCond4) Conditional ??CrossCallReturnLabel_35
        CFI (cfiCond4) R6 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI (cfiCond4) VB load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI (cfiCond4) V0 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI (cfiCond4) V1 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI (cfiCond4) R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI (cfiCond4) ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI (cfiCond4) ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI (cfiCond4) ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI (cfiCond4) DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI (cfiCond4) DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI (cfiCond4) CFA_SP SP+-1
        CFI (cfiCond4) CFA_XSP16 add(XSP16, 11)
        CFI Block cfiCond5 Using cfiCommon0
        CFI (cfiCond5) NoFunction
        CFI (cfiCond5) Conditional ??CrossCallReturnLabel_36
        CFI (cfiCond5) R6 load(1, XDATA, add(CFA_XSP16, literal(-14)))
        CFI (cfiCond5) VB load(1, XDATA, add(CFA_XSP16, literal(-13)))
        CFI (cfiCond5) V0 load(1, XDATA, add(CFA_XSP16, literal(-12)))
        CFI (cfiCond5) V1 load(1, XDATA, add(CFA_XSP16, literal(-11)))
        CFI (cfiCond5) V2 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI (cfiCond5) V3 load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI (cfiCond5) V4 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI (cfiCond5) V5 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI (cfiCond5) R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI (cfiCond5) ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI (cfiCond5) ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI (cfiCond5) ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI (cfiCond5) DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI (cfiCond5) DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI (cfiCond5) CFA_SP SP+0
        CFI (cfiCond5) CFA_XSP16 add(XSP16, 15)
        CFI Block cfiCond6 Using cfiCommon0
        CFI (cfiCond6) NoFunction
        CFI (cfiCond6) Conditional ??CrossCallReturnLabel_34
        CFI (cfiCond6) R6 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI (cfiCond6) VB load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI (cfiCond6) V0 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI (cfiCond6) V1 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI (cfiCond6) R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI (cfiCond6) ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI (cfiCond6) ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI (cfiCond6) ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI (cfiCond6) DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI (cfiCond6) DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI (cfiCond6) CFA_SP SP+0
        CFI (cfiCond6) CFA_XSP16 add(XSP16, 11)
        CFI Block cfiPicker7 Using cfiCommon1
        CFI (cfiPicker7) NoFunction
        CFI (cfiPicker7) Picker
        MOV	DPL,A
        MOV	A,R7
        CFI Block cfiCond8 Using cfiCommon0
        CFI (cfiCond8) NoFunction
        CFI (cfiCond8) Conditional ??CrossCallReturnLabel_39
        CFI (cfiCond8) R6 load(1, XDATA, add(CFA_XSP16, literal(-10)))
        CFI (cfiCond8) VB load(1, XDATA, add(CFA_XSP16, literal(-9)))
        CFI (cfiCond8) V0 load(1, XDATA, add(CFA_XSP16, literal(-8)))
        CFI (cfiCond8) V1 load(1, XDATA, add(CFA_XSP16, literal(-7)))
        CFI (cfiCond8) R7 load(1, XDATA, add(CFA_XSP16, literal(-6)))
        CFI (cfiCond8) ?RET_LOW load(1, XDATA, add(CFA_XSP16, literal(-5)))
        CFI (cfiCond8) ?RET_HIGH load(1, XDATA, add(CFA_XSP16, literal(-4)))
        CFI (cfiCond8) ?BRET_EXT load(1, XDATA, add(CFA_XSP16, literal(-3)))
        CFI (cfiCond8) DPL0 load(1, XDATA, add(CFA_XSP16, literal(-2)))
        CFI (cfiCond8) DPH0 load(1, XDATA, add(CFA_XSP16, literal(-1)))
        CFI (cfiCond8) CFA_SP SP+0
        CFI (cfiCond8) CFA_XSP16 add(XSP16, 10)
??Subroutine7_0:
        ADDC	A,#0x0
        MOV	DPH,A
12345

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -