AT89STK-05 Atmel, AT89STK-05 Datasheet - Page 8

• Manufacturer Part Number: AT89STK-05
• Description: KIT STARTER FOR AT89C5131
• Manufacturer: Atmel

Specifications of AT89STK-05

• Main Purpose: *
• Embedded: *
• Utilized Ic / Part: AT89C5131
• Primary Attributes: *
• Secondary Attributes: *
• Processor To Be Evaluated: AT89C5131A
• Interface Type: RS-232, USB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

4245A–USB–11/04
Hardware Description
2.4
2.4.1
Figure 2-5. RS232 On-board Circuitry
2.4.2
2-6
Feature
Description
RS232
USB Peripheral
The AT89C5131A evaluation board includes all the required hardware to manage the
RS232 communication.
The AT89C5131A evaluation board provides all the required hardware to develop a
USB firmware for the AT89C5131A, this includes:
The USB peripheral can also be used to perform an In-System Programming.
– a USB connector
– 2 test points on D+ and D-
– 1 test point on V
– a USB UNLOAD button which allows to disconnect the pull-up on D+ and then
to simulate an Attach/Detach of the USB cable
BUS
AT89C5131A Starter Kit Hardware User Guide