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T85C5121-ICRIL Datasheet(PDF) 4 Page - ATMEL Corporation |
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T85C5121-ICRIL Datasheet(HTML) 4 Page - ATMEL Corporation |
4 / 110 page 4 T8xC5121 4164E–SCR–02/04 Signals All the T8xC5121 signals are detailed in Table 1. The port structure is described in Section “Port Structure Description”. Table 1. Ports Description Port Signal Name Alternate Internal Power Supply ESD Type Description P1.0 CIO CVCC 4 kV I/O Smart card interface function Card I/O. I/O Input/Output function P1.0 is a bi-directional I/O port . I Reset configuration Input . P1.1 CC8 CVCC 4 kV O Smart card interface function Card contact 8 O Output function P1.1 is a Push-pull port. I Reset configuration Input P1.2 CPRES VCC 4 kV I Smart card interface function Card presence I/O Input/Output function P1.2 is a bi-directional I/O port with internal pull-ups- ( External Pull-up configuration can be selected). I Reset configuration Input (high level due to internal pull-up) P1.3 CC4 CVCC 4 kV O Smart card interface function Card contact 4 O Output function P1.3 is a Push-pull port. I Reset configuration Input (high level due to internal pull-up) P1.4 CCLK CVCC 4 kV O Smart card interface function Card clock I/O Input/Output function P1.4 is a a Push-pull port. O Reset configuration Output at low level P1.5 CRST CVCC 4 kV O Smart card interface function Card reset I/O Input/Output function P1.5 is a a Push-pull port. O Reset configuration Output at low level |
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