89C5121-SK1 Atmel, 89C5121-SK1 Datasheet - Page 5

• Manufacturer Part Number: 89C5121-SK1
• Description: KIT SMART CARD FOR AT89C5121
• Manufacturer: Atmel
• Type: Smart Cardr

Specifications of 89C5121-SK1

• Contents: Board
• For Use With/related Products: AT89C5121
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: T89C5121-SK1; T89C5121-SK1

Signals
Table 1. Ports Description
4164G–SCR–07/06
Port
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
Signal
CPRES
Name
CRST
CCLK
CC8
CC4
CIO
Alternate
Internal
Supply
All the T8xC5121 signals are detailed in Table 1.
The port structure is described in Section “Port Structure Description”.
Power
CV
CV
CV
CV
CV
V
CC
CC
CC
CC
CC
CC
ESD
4 kV
4 kV
4 kV
4 kV
4 kV
4 kV
Type
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
I
I
I
I
I
Description
Smart card interface function
Card I/O.
Input/Output function
P1.0 is a bi-directional I/O port .
Reset configuration
Input .
Smart card interface function
Card contact 8
Output function
P1.1 is a Push-pull port.
Reset configuration
Input
Smart card interface function
Card presence
Input/Output function
P1.2 is a bi-directional I/O port with internal pull-ups- ( External Pull-up
configuration can be selected).
Reset configuration
Input (high level due to internal pull-up)
Smart card interface function
Card contact 4
Output function
P1.3 is a Push-pull port.
Reset configuration
Input (high level due to internal pull-up)
Smart card interface function
Card clock
Input/Output function
P1.4 is a a Push-pull port.
Reset configuration
Output at low level
Smart card interface function
Card reset
Input/Output function
P1.5 is a a Push-pull port.
Reset configuration
Output at low level
A/T8xC5121
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