用AVR单片机产生随机数

.cseg
.org dpfstb; ;大小方框字形表
;small o
.db 0b00000000,0b00000000,0b00000000,0b00011000
.db 0b00011000,0b00000000,0b00000000,0b00000000
.db 0b00000000,0b00000000,0b00111100,0b00100100
.db 0b00100100,0b00111100,0b00000000,0b00000000
.db 0b00000000,0b01111110,0b01000010,0b01000010
.db 0b01000010,0b01000010,0b01111110,0b00000000
;big o
.db 0b11111111,0b10000001,0b10000001,0b10000001
.db 0b10000001,0b10000001,0b10000001,0b11111111
.db 0b00000000,0b01111110,0b01000010,0b01000010
.db 0b01000010,0b01000010,0b01111110,0b00000000
.db 0b00000000,0b00000000,0b00111100,0b00100100
.db 0b00100100,0b00111100,0b00000000,0b00000000
.cseg
.org randtb ;随机数种子表
.db 0x5a,0x7b,0x5b,0x4f,0x66,0x6d,0x7d,0x07
.db 0x3b,0x8c,0x67,0x9a,0x99,0x7e,0x2d,0x3e
.db 0x5c,0x6d,0x5b,0x7e,0xf6,0xe7,0x4c,0xc8
.db 0x69,0x9c,0xe2,0x75,0x6c,0xd3,0xe8,0x9a
.cseg
.org numbertb ;0-9数字字形表
;0
.db 0b00111000,0b01000100,0b01000100,0b01000100
.db 0b01000100,0b01000100,0b01000100,0b00111000
;1
.db 0b00010000,0b00011000,0b00010000,0b00010000
.db 0b00010000,0b00010000,0b00010000,0b00111000
;2
.db 0b00011100,0b00100010,0b00100000,0b00010000
.db 0b00001000,0b00000100,0b00000010,0b00111110
;3
.db 0b00111100,0b00010000,0b00001000,0b00010000
.db 0b00100000,0b00100000,0b00100010,0b00011100
;4
.db 0b00100000,0b00110000,0b00101000,0b00100100
.db 0b00100010,0b11111110,0b00100000,0b00100000
;5
.db 0b01111110,0b00000010,0b00111110,0b01000000
.db 0b01000000,0b01000000,0b01000010,0b00111100
;6
.db 0b00110000,0b00001000,0b00000100,0b00111100
.db 0b01000100,0b01000100,0b01000100,0b00111000
;7
.db 0b01111100,0b01000000,0b00100000,0b00010000
.db 0b00001000,0b00001000,0b00001000,0b00001000
;8
.db 0b00111000,0b01000100,0b01000100,0b00111000
.db 0b01000100,0b01000100,0b01000100,0b00111000
;9
.db 0b00111000,0b01000100,0b01000100,0b01111000
.db 0b01000000,0b01000000,0b01000100,0b00111000