📄 prac3_flash_write.lst
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128 910 sfrw FCTL1 = (0x0128);
911
12a 912 sfrw FCTL2 = (0x012A);
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12c 914 sfrw FCTL3 = (0x012C);
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59 958 sfrb CACTL1 = (0x0059);
959
5a 960 sfrb CACTL2 = (0x005A);
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5b 962 sfrb CAPD = (0x005B);
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1a0 1001 sfrw ADC12CTL0 = (0x01A0);
1002
1a2 1003 sfrw ADC12CTL1 = (0x01A2);
1004
1a4 1005 sfrw ADC12IFG = (0x01A4);
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1a6 1007 sfrw ADC12IE = (0x01A6);
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1a8 1009 sfrw ADC12IV = (0x01A8);
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140 1018 sfrw ADC12MEM0 = (0x0140);
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142 1020 sfrw ADC12MEM1 = (0x0142);
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144 1022 sfrw ADC12MEM2 = (0x0144);
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146 1024 sfrw ADC12MEM3 = (0x0146);
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148 1026 sfrw ADC12MEM4 = (0x0148);
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14a 1028 sfrw ADC12MEM5 = (0x014A);
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14c 1030 sfrw ADC12MEM6 = (0x014C);
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14e 1032 sfrw ADC12MEM7 = (0x014E);
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150 1034 sfrw ADC12MEM8 = (0x0150);
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152 1036 sfrw ADC12MEM9 = (0x0152);
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154 1038 sfrw ADC12MEM10 = (0x0154);
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156 1040 sfrw ADC12MEM11 = (0x0156);
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158 1042 sfrw ADC12MEM12 = (0x0158);
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15a 1044 sfrw ADC12MEM13 = (0x015A);
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15c 1046 sfrw ADC12MEM14 = (0x015C);
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15e 1048 sfrw ADC12MEM15 = (0x015E);
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80 1057 sfrb ADC12MCTL0 = (0x0080);
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81 1059 sfrb ADC12MCTL1 = (0x0081);
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82 1061 sfrb ADC12MCTL2 = (0x0082);
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83 1063 sfrb ADC12MCTL3 = (0x0083);
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84 1065 sfrb ADC12MCTL4 = (0x0084);
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85 1067 sfrb ADC12MCTL5 = (0x0085);
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86 1069 sfrb ADC12MCTL6 = (0x0086);
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87 1071 sfrb ADC12MCTL7 = (0x0087);
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88 1073 sfrb ADC12MCTL8 = (0x0088);
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89 1075 sfrb ADC12MCTL9 = (0x0089);
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8a 1077 sfrb ADC12MCTL10 = (0x008A);
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8b 1079 sfrb ADC12MCTL11 = (0x008B);
1080
8c 1081 sfrb ADC12MCTL12 = (0x008C);
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8d 1083 sfrb ADC12MCTL13 = (0x008D);
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8e 1085 sfrb ADC12MCTL14 = (0x008E);
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8f 1087 sfrb ADC12MCTL15 = (0x008F);
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2 ;*****************************************************************************
3 ; MSP-Test44x Demo - Flash In-System Programming Copy SegA to SegB
4 ;
5 ; Description; This program first erases flash seg A, then it increments all
6 ; values in seg A, then it erases seg B, then copies seg A to seg B.
7 ; Assumed MCLK 550kHz - 900kHz.
8 ;
9 ; MSP430F449
10 ; -----------------
11 ; /|\| XIN|-
12 ; | | |
13 ; --|RST XOUT|-
14 ; | |
15 ;
16
17
18 ;------------------------------------------------------------------------------
19 .pseg code, abs=01100h ; Program Start
20 ;------------------------------------------------------------------------------
1100 3140000a 21 RESET mov.w #0A00h,SP ; Initialize stackpointer
1104 b240805a2001 22 StopWDT mov.w #(0x5A00)+(0x0080),&WDTCTL ; Stop WDT
110a 4443 23 clr.b R4 ; value = value to write to flash
24 ;
110c b0121811 25 Mainloop call #Write_SegA ; Copy value to segment A
1110 5453 26 inc.b R4 ;
1112 b0124c11 27 call #CopyA2B ;
1116 fa3f 28 jmp Mainloop ; Repeat
29 ;
30 ;------------------------------------------------------------------------------
31 Write_SegA ;Input = value, holds value to write to Seg A, R5 used as working reg.
32 ;------------------------------------------------------------------------------
1118 35408010 33 mov.w #01080h,R5 ;
111c b24041a52a01 34 Timing mov.w #(0xA500)+(0x0040)+(0x0001),&FCTL2 ; *Timing generator = MCLK/2
1122 b24000a52c01 35 Erase_SegA mov.w #(0xA500),&FCTL3 ; Lock = 0
1128 b24002a52801 36 mov.w #(0xA500)+(0x0002),&FCTL1 ; Erase bit = 1
112e 82438010 37 mov.w #0,&01080h ; Dummy write to SegA to erase
1132 b24040a52801 38 Prog_SegA mov.w #(0xA500)+(0x0040),&FCTL1 ; Write bit = 1
1138 c5440000 39 Prog_L1 mov.b R4,0(R5) ;
113c 1553 40 inc.w R5 ;
113e 35900011 41 cmp.w #01100h,R5 ;
1142 fa23 42 jne Prog_L1 ;
1144 b24010a52c01 43 mov.w #(0xA500)+(0x0010),&FCTL3 ; Lock = 1
114a 3041 44 ret ;
45 ;
46 ;------------------------------------------------------------------------------
47 CopyA2B ;Copy Seg A to Seg B, R5 used as working reg.
48 ;------------------------------------------------------------------------------
114c b24042a52a01 49 mov.w #(0xA500)+(0x0040)+(0x0002),&FCTL2 ; *Timing generator = MCLK/3
1152 b24000a52c01 50 Erase_SegB mov.w #(0xA500),&FCTL3 ; Lock = 0
1158 b24002a52801 51 mov.w #(0xA500)+(0x0002),&FCTL1 ; Erase bit = 1
115e 82430010 52 mov.w #0,&01000h ; Dummy write to SegB to erase
1162 35408010 53 mov.w #01080h,R5 ; R5 = First byte in Seg A
1166 b24040a52801 54 Prog_SegB mov.w #(0xA500)+(0x0040),&FCTL1 ; Write bit = 1
116c f5457fff 55 Prog_L2 mov.b @R5+,-129(R5) ; Copy Seg A to Seg B
1170 35900011 56 cmp.w #01100h,R5 ;
1174 fb23 57 jne Prog_L2 ;
1176 b24010a52c01 58 mov.w #(0xA500)+(0x0010),&FCTL3 ; Lock = 1
117c 3041 59 ret
60
61 ;-----------------------------------------------------------------------------
62 ; Interrupt Vectors Used MSP430F11x
63 ;-----------------------------------------------------------------------------
64 .pseg reset_vector, abs=0FFFEh ; MSP430 RESET Vector
fffe 0011 65 .data RESET ;
66 END
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