ATMELMCU熔丝位设置快速入门

1、ATMEL MCU 熔丝位（Fuse）快速入门o。没有打勾的表示1）。操作界面如下：（注意：下图中，打勾的表示选中，代表 图的资料整理如下（该表下面有中文翻译与说明）：On-Chip Debug Enabled; OCDEN=0JTAG Interface Enabled; JTAGEN=0Serial program downloading (SPI) enabled; SPIEN=0Preserve EEPROM memory through the Chip Erase cycle; EESAVE=0Boot Flash section size=128 words Boot start

2、 address=$1F80; BOOTSZ=11Boot Flash section size=256 words Boot start address=$1F00; BOOTSZ=10Boot Flash section size=512 words Boot start address=$1E00; BOOTSZ=01Boot Flash section size=1024 words Boot start address=$1C00; B00TSZ=00 ; default valueBoot Reset vector Enabled (default address=$0000);

3、BOOTRST=0CKOPT fuse (operation dependent of CKSEL fuses); CKOPT=0Brown-out detection level at VCC=4.0 V; BODLEVEL=0Brown-out detection level at VCC=2.7 V; BODLEVEL=1Brown-out detection enabled; BODEN=0Ext. Clock; Start-up time: 6 CK + 0 ms; CKSEL=0000 SUT=00Ext. Clock; Start-up time: 6 CK + 4 ms; CK

4、SEL=0000 SUT=01Ext. Clock; Start-up time: 6 CK + 64 ms; CKSEL=0000 SUT=10Int. RC Osc. 1 MH z; Start-up time: 6 CK + 0 ms; CKSEL=0001 SUT=00Int. RC Osc. 1 MH z; Start-up time: 6 CK + 4 ms; CKSEL=0001 SUT=01Int. RC Osc. 1 MH z; Start-up time: 6 CK + 64 ms; CKSEL=0001 SUT=10; default valueInt. RC Osc.

5、2 MH z; Start-up time: 6 CK + 0 ms; CKSEL=0010 SUT=00Int. RC Osc. 2 MH z; Start-up time: 6 CK + 4 ms; CKSEL=0010 SUT=01Int. RC Osc. 2 MH z; Start-up time: 6 CK + 64 ms; CKSEL=0010 SUT=10Int. RC Osc. 4 MH z; Start-up time: 6 CK + 0 ms; CKSEL=0011 SUT=00Int. RC Osc. 4 MH z; Start-up time: 6 CK + 4 ms;

6、 CKSEL=0011 SUT=01Int. RC Osc. 4 MH z; Start-up time: 6 CK + 64 ms; CKSEL=0011 SUT=10Int. RC Osc. 8 MH z; Start-up time: 6 CK + 0 ms; CKSEL=0100 SUT=00上表的英文翻译说明如下:英文中文On-Chip Debug En abled片内调试使能JTAG In terface En abledJTAG接口使能Serial program dow nl oadi ng (SPI) en abled串行编程下载(SPI)使能(ISP下载时该 位不能修改)P

7、reserve EEPROM memory through theChip Erase cycle;芯片擦除时EEPROM的内容保留Boot Flash sect ion size=xxxx words引导(Boot)区大小为xxx个词Boot start address=$yyyy;引导(Boot)区开始地址为$yyyyBoot Reset vector En abled引导(Boot)、复位向量使能Brow n-out detecti on level at VCC=xxxx V;掉电检测的电平为 VCC-xxxx 伏Brow n-out detecti on en abled;掉电检测使能Start-up time: xxx CK + yy ms启动时间xxx个时钟周期+ yy毫秒Ext. Clock;外部时钟Int. RC Osc.内部RC（阻容）振荡器Ext. RC Osc.外部RC（阻容）振荡器Ext. Low-Freq. Crystal;外部低频晶体Ext. Crystal/Res on ator Low Freq外部晶体/陶瓷振荡器低频Ext. Crystal/Res on at