芯片上的信息为 STH03202411118 或者 ST403202411118 (我用放大镜只能看成这样啦),是一块多功能音频板(可以播放U盘和sd卡中的mp3、可以收音,还可以作为时钟闹铃、作为电脑USB声卡)的主控,我简单搜索下,没有搜索到信息
W25Q256 编程 和固定的是什么那意思。 Q(4) = Green Package (Lead-free RoHS Compliant Halogen-free (TBBA) Antimony-Oxide-free Sb2O3)with QE = 1 (fixed) in Status register-2. Backward compatible to FV family.M(5) = Green Package (Lead-free RoHS Compliant Halogen-free (TBBA) Antimony-Oxide-free Sb2O3)with QE = 0 (programmable) in Status register-2. New device ID is used to identify JV family