 English |
|
|
|
|
|
|
|
| TCA5013 Datasheet, PDF (29/68 Pages) Texas Instruments – Feature Rich Smartcard Interface IC | |||
| |||
| ◁ |
www.ti.com
TCA5013
SCPS253B â JANUARY 2014 â REVISED JANUARY 2016
VDD /
VDDI
PRES
INT
Power on reset
POR interrupt
PRES Bit = 0
Card
insertion
Debounce period
20 ms
PRESL
interrupt
PRES bit =1
Interrupt
I2C
status
register
read
Figure 12. Device power up without card inserted in system - High to Low PRES Topology
Power on reset
VDD /
VDDI
PRES
Debounce period
100 us
Card extracted
Card slot
deactivated
POR interrupt
PRESL
interrupt
INT
PRES bit = 0
PRES bit = 1
Debounce period
PRES bit = 0
20 ms
Interrupt
I 2C
status
register
CARD
DETECT = 1
read
Figure 13. Device Power Up With Card Inserted in System - Low to High PRES Topology
Copyright © 2014â2016, Texas Instruments Incorporated
Product Folder Links: TCA5013
Submit Documentation Feedback
29
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese