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TFT LCD and other electronic components to DIY a functional mini digital oscilloscope
Dimensions: 160mm X 87mm X 33mm
Clock speed: 16MHz
Since the output voltage can therefore be directly connected to the MCU built A / D digital / analog converter
and an extensive range of enhanced I/Os and peripherals connected to two APB buses
4*4 Matrix Keypad Keyboard Module solder free TFT LCD and other electronicThe 4 x 4 matrix keypad usually is used as input in a project. It has 16 keys in total, which means the same input values. The 4 x 4 Matrix Keypad Module is a matrix non encoded keypad consisting of 16 keys in parallel. The keys of each row and column are connected through the pins outside pin R1 R4 as labeled beside control the rows, when L1 L4, the columns. A 44 matrix keypad consisting of microswitch buttons. The module has four holes 3mm (M3)
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