Socket for Microcontroller Module (UM Series)
8 Bit LED with 2 colors; can be adjusted by Jumper to Active Hi or Active Low
8 Bit LED with buffer circuit; can be adjusted by Jumper to Active Hi or Active Low
Individual of a two color LED with current limit resister
8 Bit DIP Switch and 4 bit push button switch
One set of Piezo Speaker
Four channels for reference voltage with adjustable by trimpot [1 Turn]
One channels for reference voltage with thoroughly fine adjustable trimpot [25 Turn]
Two serial ports RS-232 with LED to indicated transferring status
One USB port
Regulator voltage source for microcontroller board can be adjusted between 3.3V and 5V
One set of fixed constant voltage source 5V
On/Off Power switch
Proto board with 400 connecting point