Question

AVR单片机，MEGA32和MEGA328区别是什么？？？

Answer 1

Key Parameters 前者引脚多 后者频率高 去ATMEL官网看下就清楚了
ATMEGA32
Parameter
Value
Flash (Kbytes):
32 Kbytes
Pin Count:
44
Max. Operating Frequency:
16 MHz
CPU:
8-bit AVR
# of Touch Channels:
16
Hardware QTouch Acquisition:
No
Max I/O Pins:
32
Ext Interrupts:
3
USB Speed:
No
USB Interface:
No

ATMEGA328

Key Parameters
Parameter
Value
Flash (Kbytes):
32 Kbytes
Pin Count:
32
Max. Operating Frequency:
20 MHz
CPU:
8-bit AVR
# of Touch Channels:
16
Hardware QTouch Acquisition:
No
Max I/O Pins:
23
Ext Interrupts:
24
USB Speed:
No
USB Interface:
No