Seeeduino V2.21(Atmega 328P)

รหัสสินค้า : SeeeduinoV2.21A328P

Overview

Seeeduino is Arduino compatible board. Its design is based on Diecimila scheme, 100% compatible to its existing program, shield and IDEs. On the hardware part, remarkable changes are taken to improve the flexibility and user experience.

Features

 - Inherits all of Arduino Diecimila's features.

 - Compatible to Diecimila's pin layout, screw hole and dimensions.

 - Evolved with SMD components

 - Improved on extensibility and convenience

What's updated

v2.2

 - USB/EXT power auto select

 - Upgrade power capacitor

 - Clean up layouts

 - Reset easier

 - Real Quartz Crystal

 - Extern power Diode change to 1N4004(more power on Vin pin)

V2.12

 - Zero external power consumption when switched off

 - Stronger Switches

 - Second power supply for 5V direct input. [Caution] USE 5V ONLY!

 - 150mA driver capacity under 3.3V

 - 1.0mm slim PCB for lighter weighs

 - Extra row reserved for pin headers

V1.1

 - Fixed bug - unnessesary via on Pin4 wire.

 - Fixed bug - Lable mistakenly covered by switches.

 - Added I2C and sensor port.

 - Added an 100uF capacitor for vcc switch.

 - Grouped new 100mil grid pins.

 - Replaced reset buttons with metal ones.

 - Rearranged texts and lables for clearer indications.