interfacing mc9s12xdp512 with GSM chipset

cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 

interfacing mc9s12xdp512 with GSM chipset

1,176 Views
saladi
Contributor I
GSM CHIPSET operates at 3.8v and have open drain pins.Please give information whether we have to use level shifter for interfacing mc9s12xdp512 with GSM chipset? or Pull up resistors are enough?
Labels (1)
0 Kudos
1 Reply

366 Views
JimDon
Senior Contributor III
You should probably read AN2434 Input/Output (I/O) Pin Drivers on
HCS12 Family MCUs.

0 Kudos