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廈門泰尼電氣有限公司
主營產品： AB模塊PLC |
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廈門泰尼電氣有限公司
主營產品： AB模塊PLC |
| 參考價 | 面議 |
1C31164G02*-*1C31164G02
1C31164G02*-*1C31164G02
有什么方法可以確定某一款單片機在某一大小的晶振下是否能正常工作?
晶振選擇太高不太合適，具體晶振上限是多少，恐怕測不出來，只能按照人家單片機的要求，一般STC系列單片機上限是35M或40M，stc單憑上寫的有，如STC11F16XE 35I-LQFP44G其中35I就是晶振zui高35M的工業(yè)級芯片。
超過上限會出現什么樣的問題，沒有測試過，一般晶振選擇12M的比較多，如果選擇STC 1T指令的，就相當于12*12=144M的晶振。如果用于串口通信，建議選用11.0592M的或22.184M，選擇晶振zui主要還是參照人家的說明書。
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