Rainbow Electronics AT89C5122 - Manual (Page 19)

19
AT8xC5122/23
4202E–SCR–06/06
USB Smart Card Reader Using the AT83C5123 Version
LEDx
VCC
GND
RST
Optional
Capacitor
GND
GND
C1
EA
GND GND
C8 C9
VCC
VCC
VCC AVCC
XTAL2 XTAL1
Q1
VCC
R2
GND
D-
D+
VREF
D+
D-
VCC
VBUS
GND
USB
R3
R1
C10
CCLK1
CRST1
CIO1
RST
CLK
I/O
C2
C3
C7
VCC
C1
GND
C5
Alternate Card
AVSS
GND
C2
R4
C3
PLLF
VSS
GND
GND
C4
DVCC
10mA Max
VCC
LI
L1
Smart Card
C1
C2
C3
C4
C7
C8
C5
VCC
RST
CLK
C4
I/O
C8
GND
S1
CPRES
S2
GND
GND
C6
S1
C7
CC8
CIO
CC4
CCLK
CRST
CVSS
CVCC
VCC
R5