Smart Card Interface(Tda8024) - Samsung DSB-S300G Service Manual

Circuit Operating Descriptions
13-7. Smart Card Interface (TDA8024)
The smartcard interface supports asynchronous protocol smartcards as defined in the ISO7816-3 standard.
Limited support for synchronous smartcards can be provided in the software by using
the PIO bits to provide the clock, reset, and I/O functions on the card interface.
Smartcard interfaces are supported for the STi5100.
This interfaces automatically detects and removes power to the smartcard when smartcard removal is detected.
13-7-1 Block Diagram – Smart Card
fig. 13-10
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