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  USB-LT
Very Simple USB Interface Development Board
 

   - 16K Program Memory(EPROM),258Byte RAM
   - 32 General Purpose I/O
   - 8051 Compatible Instruction Set
   - Easy Development of USB application product
   - USB1.2 Low Speed(1.5Mbps) Device
   - USB Bus Power (Max. 500mA)
   - Provides an API for user application
   - Win 8/10 O.S is not supported

 



Apllication Notes
1. AN201 How to build application using APIs
2. AN342 USB-LT API (Refer to H/W Manual Appendix A.3)
3. Execute file  

DLL, Execute file

4. Sample Application1  

Visual C

5. Sample Application2  

Visual Basic



 

PRODUCT INFORMATION

Introduction
It is a complete USB-based micro-controller(Compatible 8051 series) development system, in a very small size. All programming is done via the USB port. It is possible in various application to use 32 General Purpose I/O with the maximum.


Application
USB Keypad, Timer, Electric Bullet Board, Jog-shuttle, Voltmeter
USB Data Acquisition(Temperature/Huminity/Voltage/Current)
USB I/O Control
USB Remocon(Home appliance control by PC
USB Programmer(Serial Flash, ROM, EEPROM erc.)


Specification
General

- USB1.1 Device Specification
- Low Speed (1.5Mbps) Device
- USB HID Device
- Power through USB B type Connector(Max. 500mA)

Function

- 8051 Compatible Instruction Set, 4 Clock per Cycle
- 16K EPROM, 256Byte RAM
- 32 General Purpose I/O
- Two 16bit Timer/Counter
- User Configuration I/O
- 30 External Interrupt Source

Physical
Specification

- Connector : USB B-type, 28Pin DIP form-factor, 40 screw terminal
- Operating Temperature : 0 ~ 60℃
- Storage Temperature : -20 ~ 80℃
- Relative Humidity : 5 to 95% non-condensing
- Dimension (not including connector) : 66mm x 19mm

Software Support
OS Information - Windows 2000/XP/7
Software Compatibility - Application through client DLL
- Sample Program Included(VC++)