AT83C26-RKRUL Atmel, AT83C26-RKRUL Datasheet - Page 30

• Manufacturer Part Number: AT83C26-RKRUL
• Description: RFID Modules & Development Tools 3V Smart card reader
• Manufacturer: Atmel

Full transparent mode on SCn interfaces (n= 3, 4, 5)
Interrupts
30
AT83C26
The transparent mode with A2/CK is also available for SC3, SC4 and SC5 interfaces without
CC4 and CC8.
The INT output is High by default. INT is driven Low by at least one of the following event:
Figure 20. Transparent Mode Description
Figure 21. Transparent Mode Description
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–
–
–
–
–
Micro controller
Micro controller
INSERT1 or INSERT2 bits set (card insertion/extraction or bit set by software)
VCARD_INTn (n=1,2,3,4,5) bits set (the DC/DC A or LDO2 to LDO5 output voltage
has settled)
VDCB_INT bit set (the DC/DC B output voltage has settled)
over-current detection on CVCC1
VCARDERRn bit set (out of range voltage on CVCCn or bit set by software)
(n=1,2,3,4,5)
ATRERRn bit set (no ATR before the card clock counter overflows or bit set by
software) (n=1,2,3,4,5)
CCLK
CCLK
CRST
CIO
CIO
CC4
CC8
A2/CK
A2/CK
A1/RST
AUX1
AUX2
I/O1
I/O2
AT83C26
AT83C26
CCLKn
CCLKn
CRSTn
CRSTn
CIOn
CIOn
CC4n
CC8n
SIM/SAM
SMART CARD
7511D–SCR–02/07