AN1365 Datasheet, PDF (1/13 Pages) STMicroelectronics – GUIDELINES FOR MIGRATING ST72C254 APPLICATIONS TO ST72F264

AN1365
APPLICATION NOTE
GUIDELINES FOR MIGRATING ST72C254
APPLICATIONS TO ST72F264
INTRODUCTION
This application note provides information on using ST72264 new series in an application orig-
inally designed for the ST72254, 215, 216, 104 series.
1 FEATURE OVERVIEW
Feature ¹⁾
Package
Program Memory
Operating Supply
Register Map
I/Os
Slow Mode
Active-HALT
Nested Interrupts
Watchdog
16-bit Timer
SPI
SCI
I²C
ADC
LVD
CSS
Emulator
Programming
tools²⁾
ST72104 ST72215 ST72216 ST72C254 ST72260 ST72262 ST72F264
SDIP32/SO28 (no change)
FLASH/ROM
3.2V to 5.5V
2.7V to 5.5V
128 bytes (no change)
28 pins (see Section 2.2 Pinout)
Yes
No
Yes (4096 t_CPU delay on wake-up)
No
Yes (not by default)
Yes
1
2
1
2
2 (minor change in
PWM and One Pulse modes)
Yes
No
Yes
No
Yes
No
Yes
No
Yes (8-bit)
No
Yes (10-bit)
3 Levels (CFlash and XFlash levels may differ, refer to the datasheet)
Yes (fixed frequency) -> CRSR
No
ST7MDT1-EMU2B and ST7MTD1-DVP2
ST7MDT10-EMU3
ST7MDT1-EPB2 and ST7MTD1-DVP2
ST7MDT10-EPB and ST7MDT10-
DVP3
Note 1: refer to the corresponding datasheets for more information on electrical characteristics.
Note 2: Go to http://www.st.com > Products > Product Support > Microcontrollers - Forum for
information on third-party tools.
AN1365/0504
Rev. 2.0
1/13
1