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- '''''''''''''''''''''' BASCOM-AVR 驱动一个数码管显示数字 0-9 下载附件查看原理图 代码 实物照片 ''''''''''''''''''''''''''''''''''''''''''''''''''''''''
- $regfile = "m16def.dat" 'ATMega16 单片机
- $crystal = 8000000 '8兆赫晶振
- Dim I As Byte
- 'PORTB 8个引脚PB0-PB7连接了数码管 A B C D E F G H
- Config Porta = Output
- Config Portb = Output
- Porta.0 = 1 '第1位数码管不亮
- Porta.1 = 1
- Porta.2 = 1
- Porta.3 = 0 '第4个数码管亮
- '====================
- '数码管显示0-9,1秒钟切换1次
- Do
- Wait 1
- I = I + 1
- If I >= 10 Then I = 0
- If I = 0 Then Portb = &HC0
- If I = 1 Then Portb = &HF9
- If I = 2 Then Portb = &HA4
- If I = 3 Then Portb = &HB0
- If I = 4 Then Portb = &H99
- If I = 5 Then Portb = &H92
- If I = 6 Then Portb = &H82
- If I = 7 Then Portb = &HF8
- If I = 8 Then Portb = &H80
- If I = 9 Then Portb = &H90
- Loop
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