Micro controller
Description
Ver 1.3
B89C51S
：B89C51S
1.0 2014-7 ——
1.1 2015-10
7.1
1.2 2017-7
7.2
1.3 2018-2
—— BM89C51 7.2 ，
，
B89C51S
、 ...............................................................................................................1
1.1 .....................................................................................................
Beijing Microelectronics
B89C51S PDF File
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