96
4680C–4BMCU–01/05
ATAM893-D
16. Table of Contents
Features ..................................................................................................... 1
Description ................................................................................................ 1
1
Pin Configuration ..................................................................................... 2
2
Introduction .............................................................................................. 3
3
Differences Between ATAM893-D and ATARx90/x92 ........................... 3
3.1 Program Memory ...................................................................................................... 3
3.2 Configuration Memory .............................................................................................. 3
3.3 Data Memory ............................................................................................................ 3
3.4 Reset Function ......................................................................................................... 3
3.5 RC-oscillator Frequency ...........................................................................................4
3.6 High Drive Outputs ................................................................................................... 4
4
MARC4 Architecture ................................................................................ 4
4.1 General Description .................................................................................................. 4
4.2 Components of MARC4 Core ................................................................................... 5
4.3 Master Reset .......................................................................................................... 11
4.4 Voltage Monitor ......................................................................................................13
4.5 Clock Generation .................................................................................................... 15
4.6 Power-down Modes ................................................................................................ 21
5
Peripheral Modules ................................................................................ 22
5.1 Addressing Peripherals .......................................................................................... 22
5.2 Bi-directional Ports ................................................................................................. 24
5.3 Universal Timer/Counter/ Communication Module (UTCM) ................................... 31
6
Data EEPROM ......................................................................................... 84
6.1 Serial Interface ....................................................................................................... 85
6.2 EEPROM ................................................................................................................ 86
7
Absolute Maximum Ratings .................................................................. 89
8
Thermal Resistance ............................................................................... 89
9
DC Operating Characteristics ............................................................... 89
10
AC Characteristics ................................................................................. 91
11
Crystal Characteristics .......................................................................... 92