The controller of reader uses AT89C52 MCU with 8K byte Flash program memory, which has the real time clock with lithium battery, data memory, 8 LED displays and display driver.是什么意思_The controller of reader uses AT89C52 MCU with 8K byte Flash program memory, which has the real time clock with lithium battery, data memory, 8 LED displays and display driver.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句