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44-keyboard-input-detection
- 用c语言编写的4*4键盘输入检测。用AT89C51单片机做控制芯片,程序用keil编写,实验仿真有protel99se实现,已验证成功,该文件中有源程序和仿真文件。 -With the c language of 4* 4 keyboard input detection. To do with the AT89C51 microcontroller control chip, the program using keil write, experimental simulation
u4
- 有一个4×4的键盘,按下一个键,LED上显示相应的键值(0~F),并且喇叭响一声-A 44 keyboard, press a key on the LED display the corresponding key (0 to F), and the horn sounds
SO340010-16QFN_Datasheet_E-SHINE
- 触摸按键ic,能够作为pcb触摸按键的核心ic,4路键盘,价格便宜,性能可靠-Touch keys ic, ic pcb can be used as the core of touch buttons, 4-way keypad, cheap, reliable performance