lcd1602b.lst

lcd1602液晶的avr测试实例程序

   1               		.file	"Lcd1602b.c"
   2               		.arch atmega8
   3               	__SREG__ = 0x3f
   4               	__SP_H__ = 0x3e
   5               	__SP_L__ = 0x3d
   6               	__tmp_reg__ = 0
   7               	__zero_reg__ = 1
   8               		.global __do_copy_data
   9               		.global __do_clear_bss
  17               	.Ltext0:
  18               	.global	Lcd_SetRwMode
  20               	Lcd_SetRwMode:
  21               	.LFB14:
  22               	.LM1:
  23               	/* prologue: frame size=0 */
  24               	/* prologue end (size=0) */
  25               	.LM2:
  26 0000 8823      		tst r24
  27 0002 11F4      		brne .L2
  28               	.LM3:
  29 0004 C198      		cbi 56-0x20,1
  30 0006 0895      		ret
  31               	.L2:
  32               	.LM4:
  33 0008 C19A      		sbi 56-0x20,1
  34 000a 0895      		ret
  35               	/* epilogue: frame size=0 */
  36 000c 0895      		ret
  37               	/* epilogue end (size=1) */
  38               	/* function Lcd_SetRwMode size 7 (6) */
  39               	.LFE14:
  41               	.global	Lcd_SetCmdDataMode
  43               	Lcd_SetCmdDataMode:
  44               	.LFB15:
  45               	.LM5:
  46               	/* prologue: frame size=0 */
  47               	/* prologue end (size=0) */
  48               	.LM6:
  49 000e 8823      		tst r24
  50 0010 11F4      		brne .L5
  51               	.LM7:
  52 0012 C098      		cbi 56-0x20,0
  53 0014 0895      		ret
  54               	.L5:
  55               	.LM8:
  56 0016 C09A      		sbi 56-0x20,0
  57 0018 0895      		ret
  58               	/* epilogue: frame size=0 */
  59 001a 0895      		ret
  60               	/* epilogue end (size=1) */
  61               	/* function Lcd_SetCmdDataMode size 7 (6) */
  62               	.LFE15:
  64               	.global	Lcd_SetCmd
  66               	Lcd_SetCmd:
  67               	.LFB12:
  68               	.LM9:
  69               	/* prologue: frame size=0 */
  70 001c 1F93      		push r17
  71               	/* prologue end (size=1) */
  72 001e 182F      		mov r17,r24
  73               	.LM10:
  74 0020 80E0      		ldi r24,lo8(0)
  75 0022 EEDF      		rcall Lcd_SetRwMode
  76               	.LM11:
  77 0024 80E0      		ldi r24,lo8(0)
  78 0026 F3DF      		rcall Lcd_SetCmdDataMode
  79               	.LM12:
  80 0028 82E0      		ldi r24,lo8(2)
  81 002a 90E0      		ldi r25,hi8(2)
  82 002c 00D0      		rcall DelayMs
  83               	.LM13:
  84 002e C29A      		sbi 56-0x20,2
  85               	.LM14:
  86 0030 20EF      		ldi r18,lo8(-16)
  87 0032 85B3      		in r24,53-0x20
  88 0034 8223      		and r24,r18
  89 0036 85BB      		out 53-0x20,r24
  90 0038 912F      		mov r25,r17
  91 003a 9295      		swap r25
  92 003c 9F70      		andi r25,0x0f
  93 003e 85B3      		in r24,53-0x20
  94 0040 892B      		or r24,r25
  95 0042 85BB      		out 53-0x20,r24
  96               	.LM15:
  97 0044 C298      		cbi 56-0x20,2
  98               	.LM16:
  99 0046 C29A      		sbi 56-0x20,2
 100               	.LM17:
 101 0048 85B3      		in r24,53-0x20
 102 004a 8223      		and r24,r18
 103 004c 85BB      		out 53-0x20,r24
 104 004e 1F70      		andi r17,lo8(15)
 105 0050 85B3      		in r24,53-0x20
 106 0052 812B      		or r24,r17
 107 0054 85BB      		out 53-0x20,r24
 108               	.LM18:
 109 0056 C298      		cbi 56-0x20,2
 110               	.LM19:
 111 0058 81E0      		ldi r24,lo8(1)
 112 005a D2DF      		rcall Lcd_SetRwMode
 113               	.LM20:
 114 005c 80E0      		ldi r24,lo8(0)
 115 005e D7DF      		rcall Lcd_SetCmdDataMode
 116               	/* epilogue: frame size=0 */
 117 0060 1F91      		pop r17
 118 0062 0895      		ret
 119               	/* epilogue end (size=2) */
 120               	/* function Lcd_SetCmd size 36 (33) */
 121               	.LFE12:
 123               	.global	Lcd_WaitForReady
 125               	Lcd_WaitForReady:
 126               	.LFB7:
 127               	.LM21:
 128               	/* prologue: frame size=0 */
 129               	/* prologue end (size=0) */
 130               	.LM22:
 131 0064 81E0      		ldi r24,lo8(1)
 132 0066 CCDF      		rcall Lcd_SetRwMode
 133               	.LM23:
 134 0068 80E0      		ldi r24,lo8(0)
 135 006a D1DF      		rcall Lcd_SetCmdDataMode
 136               	.LM24:
 137 006c C29A      		sbi 56-0x20,2
 138               	.LM25:
 139 006e 83B3      		in r24,51-0x20
 140               	.LM26:
 141 0070 C298      		cbi 56-0x20,2
 142               	/* epilogue: frame size=0 */
 143 0072 0895      		ret
 144               	/* epilogue end (size=1) */
 145               	/* function Lcd_WaitForReady size 8 (7) */
 146               	.LFE7:
 148               	.global	Lcd_Init
 150               	Lcd_Init:
 151               	.LFB6:
 152               	.LM27:
 153               	/* prologue: frame size=0 */
 154               	/* prologue end (size=0) */
 155               	.LM28:
 156 0074 8FE7      		ldi r24,lo8(127)
 157 0076 84BB      		out 52-0x20,r24
 158               	.LM29:
 159 0078 15BA      		out 53-0x20,__zero_reg__
 160               	.LM30:
 161 007a 8FEF      		ldi r24,lo8(-1)
 162 007c 87BB      		out 55-0x20,r24
 163               	.LM31:
 164 007e 18BA      		out 56-0x20,__zero_reg__
 165               	.LM32:
 166 0080 88E2      		ldi r24,lo8(40)
 167 0082 CCDF      		rcall Lcd_SetCmd
 168               	.LM33:
 169 0084 EFDF      		rcall Lcd_WaitForReady
 170               	.LM34:
 171 0086 88E2      		ldi r24,lo8(40)
 172 0088 90E0      		ldi r25,hi8(40)
 173 008a 00D0      		rcall DelayUs
 174               	.LM35:
 175 008c 88E2      		ldi r24,lo8(40)
 176 008e C6DF      		rcall Lcd_SetCmd
 177               	.LM36:
 178 0090 8CE0      		ldi r24,lo8(12)
 179 0092 C4DF      		rcall Lcd_SetCmd
 180               	.LM37:
 181 0094 81E0      		ldi r24,lo8(1)
 182 0096 C2DF      		rcall Lcd_SetCmd
 183               	.LM38:
 184 0098 86E0      		ldi r24,lo8(6)
 185 009a C0DF      		rcall Lcd_SetCmd
 186               	.LM39:
 187 009c 82E0      		ldi r24,lo8(2)
 188 009e BEDF      		rcall Lcd_SetCmd
 189               	.LM40:
 190 00a0 82E0      		ldi r24,lo8(2)
 191 00a2 90E0      		ldi r25,hi8(2)
 192 00a4 00D0      		rcall DelayMs
 193               	/* epilogue: frame size=0 */
 194 00a6 0895      		ret
 195               	/* epilogue end (size=1) */
 196               	/* function Lcd_Init size 26 (25) */
 197               	.LFE6:
 199               	.global	Lcd_Reset
 201               	Lcd_Reset:
 202               	.LFB8:
 203               	.LM41:
 204               	/* prologue: frame size=0 */
 205               	/* prologue end (size=0) */
 206               	.LM42:
 207 00a8 82E0      		ldi r24,lo8(2)
 208 00aa B8DF      		rcall Lcd_SetCmd
 209               	/* epilogue: frame size=0 */
 210 00ac 0895      		ret
 211               	/* epilogue end (size=1) */
 212               	/* function Lcd_Reset size 3 (2) */
 213               	.LFE8:
 215               	.global	Lcd_ShowCursor
 217               	Lcd_ShowCursor:
 218               	.LFB9:
 219               	.LM43:
 220               	/* prologue: frame size=0 */
 221               	/* prologue end (size=0) */