📄 main.lst
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00000024 4800 LDR R2,=0x1000000
00000026 4800 LDR R0,=0xE0034000
00000028 6801 LDR R1,[R0,#0x0]
0000002A 4311 ORR R1,R2
0000002C 6001 STR R1,[R0,#0x0]
93: while ((AD0DR & 0x80000000) == 0); // 等待转换结束
0000002E L_6:
0000002E 4800 LDR R0,=0xE0034004
00000030 6800 LDR R0,[R0,#0x0]
00000032 4800 LDR R1,=0x80000000
00000034 4208 TST R0,R1
00000036 D0FA BEQ L_6 ; T=0x0000002E
94: AD0CR |= 1 << 24; // 再次启动转换
00000038 4800 LDR R2,=0x1000000
0000003A 4800 LDR R0,=0xE0034000
0000003C 6801 LDR R1,[R0,#0x0]
0000003E 4311 ORR R1,R2
00000040 6001 STR R1,[R0,#0x0]
96: while ((AD0DR & 0x80000000) == 0); // 等待转换结束
00000042 L_10:
00000042 4800 LDR R0,=0xE0034004
00000044 6800 LDR R0,[R0,#0x0]
00000046 4800 LDR R1,=0x80000000
00000048 4208 TST R0,R1
0000004A D0FA BEQ L_10 ; T=0x00000042
97: ADC_Data = AD0DR; // 读取ADC结果
0000004C 4800 LDR R0,=0xE0034004
0000004E 6801 LDR R1,[R0,#0x0]
00000050 ---- Variable 'ADC_Data' assigned to Register 'R1' ----
98: ADC_Data = (ADC_Data >> 6) & 0x3ff;
00000050 0989 LSR R1,R1,#0x6 ; ADC_Data
00000052 4800 LDR R0,=0x3FF
00000054 4001 AND R1,R0
99: ADC_Data = ADC_Data * 2480; // 参考电压经过3/4分压
00000056 4800 LDR R0,=0x9B0
00000058 4341 MUL R1,R0
100: ADC_Data = ADC_Data / 1024;
0000005A 0A89 LSR R1,R1,#0xA ; ADC_Data
101: return ADC_Data;
0000005C 1C08 MOV R0,R1 ; ADC_Data
0000005E ; SCOPE-END
102: }
0000005E BC08 POP {R3}
00000060 4718 BX R3
00000062 ENDP ; 'GetAdcVal?T'
*** CODE SEGMENT '?PR?LcdClearBuffer?T?main':
104: void LcdClearBuffer(void)//清除屏幕
00000000 B410 PUSH {R4}
105: {
00000002 ; SCOPE-START
107: for (i = 0;i < 4;i ++) {
00000002 2000 MOV R0,#0x0
00000004 ---- Variable 'i' assigned to Register 'R0' ----
00000004 E01E B L_17 ; T=0x00000044
108: for (j = 0;j < 16; j ++) {
00000006 L_24:
00000006 2100 MOV R1,#0x0
00000008 ---- Variable 'j' assigned to Register 'R1' ----
00000008 E00E B L_22 ; T=0x00000028
0000000A L_23:
109: LcdBuffers.LcdBuff[i][j] = ' ';
0000000A 2220 MOV R2,#0x20
0000000C 1C03 MOV R3,R0 ; i
0000000E 061C LSL R4,R3,#0x18 ; i
00000010 0E24 LSR R4,R4,#0x18
ARM COMPILER V2.42, main 19/01/06 08:10:09 PAGE 15
00000012 2311 MOV R3,#0x11
00000014 435C MUL R4,R3
00000016 1C0B MOV R3,R1 ; j
00000018 061B LSL R3,R3,#0x18 ; j
0000001A 0E1B LSR R3,R3,#0x18
0000001C 18E4 ADD R4,R3
0000001E 4800 LDR R3,=LcdBuffers ; LcdBuffers
00000020 551A STRB R2,[R3,R4]
110: }
00000022 3101 ADD R1,#0x1
00000024 0609 LSL R1,R1,#0x18
00000026 0E09 LSR R1,R1,#0x18
00000028 L_22:
00000028 1C0A MOV R2,R1 ; j
0000002A 0612 LSL R2,R2,#0x18 ; j
0000002C 0E12 LSR R2,R2,#0x18
0000002E 2A10 CMP R2,#0x10
00000030 DBEB BLT L_23 ; T=0x0000000A
111: LcdBuffers.LcdBuffWrFlag[i] = 0;
00000032 2100 MOV R1,#0x0
00000034 1C02 MOV R2,R0 ; i
00000036 0613 LSL R3,R2,#0x18 ; i
00000038 0E1B LSR R3,R3,#0x18
0000003A 4800 LDR R2,=LcdBuffers + 0x44 ; LcdBuffers+68
0000003C 54D1 STRB R1,[R2,R3]
112: }
0000003E 3001 ADD R0,#0x1
00000040 0600 LSL R0,R0,#0x18
00000042 0E00 LSR R0,R0,#0x18
00000044 L_17:
00000044 1C01 MOV R1,R0 ; i
00000046 0609 LSL R1,R1,#0x18 ; i
00000048 0E09 LSR R1,R1,#0x18
0000004A 2904 CMP R1,#0x4
0000004C DBDB BLT L_24 ; T=0x00000006
0000004E ; SCOPE-END
113: }
0000004E BC10 POP {R4}
00000050 4770 BX R14
00000052 ENDP ; 'LcdClearBuffer?T'
*** CODE SEGMENT '?PR?LcdInit?T?main':
117: void LcdInit(void) {
00000000 B500 PUSH {LR}
119: SSP_Init();
00000002 F7FF BL SSP_Init?T ; T=0x0001 (1)
00000004 FFFD BL SSP_Init?T ; T=0x0001 (2)
127: os_dly_wait (5);//延时100mS
00000006 2005 MOV R0,#0x5
00000008 F7FF BL os_dly_wait?T ; T=0x0001 (1)
0000000A FFFA BL os_dly_wait?T ; T=0x0001 (2)
129: LcdClearBuffer();
0000000C F7FF BL LcdClearBuffer?T ; T=0x0001 (1)
0000000E FFF8 BL LcdClearBuffer?T ; T=0x0001 (2)
130: LcdSendCommand(0x20);//发送4位控制命令
00000010 2020 MOV R0,#0x20
00000012 F7FF BL LcdSendCommand?T ; T=0x0001 (1)
00000014 FFF5 BL LcdSendCommand?T ; T=0x0001 (2)
131: LcdSendCommand(0x02);//发送位址归位命令，设定DDRAM位址计数器为0
00000016 2002 MOV R0,#0x2
00000018 F7FF BL LcdSendCommand?T ; T=0x0001 (1)
0000001A FFF2 BL LcdSendCommand?T ; T=0x0001 (2)
132: LcdSendCommand(0x0c);//发送开显示关光标命令
0000001C 200C MOV R0,#0xC
0000001E F7FF BL LcdSendCommand?T ; T=0x0001 (1)
00000020 FFEF BL LcdSendCommand?T ; T=0x0001 (2)
133: LcdSendCommand(0x04);//发送进入点命令
ARM COMPILER V2.42, main 19/01/06 08:10:09 PAGE 16
00000022 2004 MOV R0,#0x4
00000024 F7FF BL LcdSendCommand?T ; T=0x0001 (1)
00000026 FFEC BL LcdSendCommand?T ; T=0x0001 (2)
134: LcdSendCommand(0x01);//发送清除显示命令
00000028 2001 MOV R0,#0x1
0000002A F7FF BL LcdSendCommand?T ; T=0x0001 (1)
0000002C FFE9 BL LcdSendCommand?T ; T=0x0001 (2)
135: LcdSendCommand(0x80);//发送设定DDRAM地址0x00命令
0000002E 2080 MOV R0,#0x80
00000030 F7FF BL LcdSendCommand?T ; T=0x0001 (1)
00000032 FFE6 BL LcdSendCommand?T ; T=0x0001 (2)
141: SetLcdDisplayPos(2, 0);//汉字定位到上行左端
00000034 2002 MOV R0,#0x2
00000036 2100 MOV R1,#0x0
00000038 F7FF BL SetLcdDisplayPos?T ; T=0x0001 (1)
0000003A FFE2 BL SetLcdDisplayPos?T ; T=0x0001 (2)
142: LcdDisplayString("汉字显示演示56");
0000003C 4800 LDR R0,=??S_1 ; ??S_1
0000003E F7FF BL LcdDisplayString?T ; T=0x0001 (1)
00000040 FFDF BL LcdDisplayString?T ; T=0x0001 (2)
143: SetLcdDisplayPos(3, 0);//汉字定位到上行左端
00000042 2003 MOV R0,#0x3
00000044 2100 MOV R1,#0x0
00000046 F7FF BL SetLcdDisplayPos?T ; T=0x0001 (1)
00000048 FFDB BL SetLcdDisplayPos?T ; T=0x0001 (2)
144: LcdDisplayString("汉字显示演示78");
0000004A 4800 LDR R0,=??S_2 ; ??S_2
0000004C F7FF BL LcdDisplayString?T ; T=0x0001 (1)
0000004E FFD8 BL LcdDisplayString?T ; T=0x0001 (2)
145: os_dly_wait (5);//延时100mS
00000050 2005 MOV R0,#0x5
00000052 F7FF BL os_dly_wait?T ; T=0x0001 (1)
00000054 FFD5 BL os_dly_wait?T ; T=0x0001 (2)
146: }
00000056 BC08 POP {R3}
00000058 4718 BX R3
0000005A ENDP ; 'LcdInit?T'
*** CODE SEGMENT '?PR?LcdSendCommand?T?main':
151: void LcdSendCommand(unsigned char cCommand)
00000000 B510 PUSH {R4,LR}
00000002 1C04 MOV R4,R0 ; cCommand
00000004 ---- Variable 'cCommand' assigned to Register 'R4' ----
157: SSP_SendData(0xf8);//发送LCD控制命令
00000004 20F8 MOV R0,#0xF8
00000006 F7FF BL SSP_SendData?T ; T=0x0001 (1)
00000008 FFFB BL SSP_SendData?T ; T=0x0001 (2)
158: SSP_SendData(cCommand & 0xf0);//发送高4位LCD控制命令
0000000A 1C20 MOV R0,R4 ; cCommand
0000000C 0600 LSL R0,R0,#0x18 ; cCommand
0000000E 0E00 LSR R0,R0,#0x18
00000010 21F0 MOV R1,#0xF0
00000012 4008 AND R0,R1
00000014 F7FF BL SSP_SendData?T ; T=0x0001 (1)
00000016 FFF4 BL SSP_SendData?T ; T=0x0001 (2)
159: SSP_SendData(cCommand << 4);//发送低4位LCD控制命令
00000018 1C20 MOV R0,R4 ; cCommand
0000001A 0600 LSL R0,R0,#0x18 ; cCommand
0000001C 0E00 LSR R0,R0,#0x18
0000001E 0100 LSL R0,R0,#0x4
00000020 F7FF BL SSP_SendData?T ; T=0x0001 (1)
00000022 FFEE BL SSP_SendData?T ; T=0x0001 (2)
165: if (cCommand == 0x01) _delay_loop_(1600);//1.6mS
00000024 1C20 MOV R0,R4 ; cCommand
00000026 0600 LSL R0,R0,#0x18 ; cCommand
00000028 0E00 LSR R0,R0,#0x18
0000002A 2801 CMP R0,#0x1
ARM COMPILER V2.42, main 19/01/06 08:10:09 PAGE 17
0000002C D103 BNE L_25 ; T=0x00000036
0000002E 4800 LDR R0,=0x640
00000030 F7FF BL _delay_loop_?T ; T=0x0001 (1)
00000032 FFE6 BL _delay_loop_?T ; T=0x0001 (2)
00000034 E002 B L_26 ; T=0x0000003C
00000036 L_25:
166: else _delay_loop_(72);//st7920要求等待72uS
00000036 2048 MOV R0,#0x48
00000038 F7FF BL _delay_loop_?T ; T=0x0001 (1)
0000003A FFE2 BL _delay_loop_?T ; T=0x0001 (2)
0000003C L_26:
167: }
0000003C BC10 POP {R4}
0000003E BC08 POP {R3}
00000040 4718 BX R3
00000042 ENDP ; 'LcdSendCommand?T'
*** CODE SEGMENT '?PR?LcdSendData?T?main':
173: void LcdSendData(unsigned char cData)
00000000 B510 PUSH {R4,LR}
00000002 1C04 MOV R4,R0 ; cData
00000004 ---- Variable 'cData' assigned to Register 'R4' ----
179: SSP_SendData(0xfa);//发送LCD显示数据
00000004 20FA MOV R0,#0xFA
00000006 F7FF BL SSP_SendData?T ; T=0x0001 (1)
00000008 FFFB BL SSP_SendData?T ; T=0x0001 (2)
180: SSP_SendData(cData & 0xf0);//发送高4位LCD显示数据
0000000A 1C20 MOV R0,R4 ; cData
0000000C 0600 LSL R0,R0,#0x18 ; cData
0000000E 0E00 LSR R0,R0,#0x18
00000010 21F0 MOV R1,#0xF0
00000012 4008 AND R0,R1
00000014 F7FF BL SSP_SendData?T ; T=0x0001 (1)
00000016 FFF4 BL SSP_SendData?T ; T=0x0001 (2)
181: SSP_SendData(cData << 4);//发送低4位LCD显示数据
00000018 1C20 MOV R0,R4 ; cData
0000001A 0600 LSL R0,R0,#0x18 ; cData
0000001C 0E00 LSR R0,R0,#0x18
0000001E 0100 LSL R0,R0,#0x4
00000020 F7FF BL SSP_SendData?T ; T=0x0001 (1)
00000022 FFEE BL SSP_SendData?T ; T=0x0001 (2)
187: _delay_loop_(72);//st7920要求等待延时72uS
00000024 2048 MOV R0,#0x48
00000026 F7FF BL _delay_loop_?T ; T=0x0001 (1)
00000028 FFEB BL _delay_loop_?T ; T=0x0001 (2)
188: }
0000002A BC10 POP {R4}
0000002C BC08 POP {R3}
0000002E 4718 BX R3
00000030 ENDP ; 'LcdSendData?T'
*** CODE SEGMENT '?PR?LcdDisplayBuffers?T?main':
191: void LcdDisplayBuffers(void)
00000000 B530 PUSH {R4-R5,LR}
192: {
00000002 ; SCOPE-START
194: for (i = 0;i < 4;i ++) {
00000002 2400 MOV R4,#0x0
00000004 ---- Variable 'i' assigned to Register 'R4' ----
00000004 E035 B L_29 ; T=0x00000072
00000006 L_30:
195: if (LcdBuffers.LcdBuffWrFlag[i]) {//此行已被改写
00000006 1C20 MOV R0,R4 ; i
00000008 0601 LSL R1,R0,#0x18 ; i
0000000A 0E09 LSR R1,R1,#0x18
0000000C 4800 LDR R0,=LcdBuffers + 0x44 ; LcdBuffers+68
0000000E 5C40 LDRB R0,[R0,R1]
00000010 2800 CMP R0,#0x0
ARM COMPILER V2.42, main 19/01/06 08:10:09 PAGE 18
00000012 D02B BEQ L_27 ; T=0x0000006C
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