AT89STK-03 Hardware User Guide
2-5
7609B–SCR–11/06
Section 2
Hardware Description
2.1
Block Diagram
Figure 2-1.
AT8xC5122 & AT83C5123 demonstration board components
AT8xC5122
POWER
Supply
SPI
USB
RS232
LED
Reset
EA
INT1
SCIB
EEPROM
SIM
Master Smart Card
SIM Smart Card