KEYESTUDIO Pico IO Prototype Expansion Board for Raspberry Pi Sheild DIY Kit
The Keyestudio Pico IO prototype expansion board works with the Raspberry pico board..
It can expand IO ports of the pico board..
There are two IIC ports, a serial communication interface , three analog ports and six digital ports..
This sensor board simplifies the circuit and makes it easy to connect with commonly used sensors. You can stack a Raspberry Pi pico board onto this shield..
KEYESTUDIO Technical Support - If there are any problems during use, please feel free to contact us and we will respond quickly to technical support..
SEEU. AGAIN 4pcs 8-Digit 7 Segment Module MAX7219 8 Bit Digital Segment Tube LED Display Module Supports Cascade Eight Bit Serial 3 IO Ports for MCU/51/AVR/STM32
MAX7219 is an integrated serial input / output common-cathode display driver, which connects your microprocessor to a 7-segment digital LED display with 8 digits.
MAX7219 digital display control module, you can use it..
The module is compatible of 5V / 3.3V microcontroller.
Only three IO ports are used to drive the eight digit display..
Only three IO ports are used to drive the eight digit display. MAX7219 supports flicker free displays as well as cascading displays.
PCV board four corners of the fixed copper stud, which can effectively precent short circuit accidents happen..
Wiring instructions (a program, for example, you can pick any IO port definition can be modified in the program): VCC to 5V, GND to GND, DIN to P00, CLK to P02, CS to P01.
Digital tube is 0.36 inch 4-bit integrated cathode digital tube.
Note:VCC and GND do not reversed, it would burn the chip.51 MCU P0 port requires pull-up resistor, if your device does not have a pull-up resistor can be connected to other ports data lines..
Electric Toothbrush Charger for Oral B Electric Toothbrush Replacement Charger for Oral-b 3757 Electric Toothbrushes Portable Waterproof Inductive Charger
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【Easy to Use Electric Toothbrush Charger】 This Replaceable Braun Oral B electric toothbrush charger base is very easy to use and it is inductively charged. Put it down and charge it, pick up and automatic power off. So you can charger your electric toothbrush more convenient and safer..
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【Inbox】1pcs Electric Toothbrush Charger, 3757 Electric Toothbrush Charger size:2.56x2.10x1.37in. If you are not sure if our charger is compatible with your electric toothbrush mo....