TABLE OF CONTENTS
Distinctive Characteristics ............................................................................................................ 1
General Description ..................................................................................................................... 1
Am186™ER Microcontroller Block Diagram ................................................................................ 2
Am188™ER Microcontroller Block Diagram ................................................................................ 3
Ordering Information .................................................................................................................... 4
List of Figures .............................................................................................................................. 9
List of Tables ............................................................................................................................... 9
Revision History ......................................................................................................................... 10
E86™ Family of Embedded Microprocessors and Microcontrollers .......................................... 12
Related Documents ....................................................................................................... 13
Demonstration Board Products ...................................................................................... 13
Third-Party Development Support Products ............................................................................13
Customer Service .......................................................................................................... 13
Key Features and Benefits ........................................................................................................ 14
Application Considerations ............................................................................................ 14
Comparison of the Am186™ER and 80C186 Microcontrollers ................................................. 15
TQFP Connection Diagram and Pinouts—Am186™ER Microcontroller ................................... 16
TQFP Pin Assignments—Am186™ER Microcontroller (Sorted by Pin Number) ...................... 17
TQFP Pin Assignments—Am186™ER Microcontroller (Sorted by Pin Name) .......................... 18
TQFP Connection Diagram and Pinouts—Am188™ER Microcontroller ................................... 19
TQFP Pin Assignments—Am188™ER Microcontroller (Sorted by Pin Number) ...................... 20
TQFP Pin Assignments—Am188™ER Microcontroller (Sorted by Pin Name) ......................... 21
PQFP Connection Diagram and Pinouts—Am186™ER Microcontroller ................................... 22
PQFP Pin Assignments—Am186™ER Microcontroller (Sorted by Pin Number) ...................... 23
PQFP Pin Assignments—Am186™ER Microcontroller (Sorted by Pin Name) ......................... 24
PQFP Connection Diagram and Pinouts—Am188™ER Microcontroller ................................... 25
PQFP Pin Assignments—Am188™ER Microcontroller (Sorted by Pin Number) ...................... 26
PQFP Pin Assignments—Am188™ER Microcontroller (Sorted by Pin Name) ......................... 27
Logic Symbol—Am186™ER Microcontroller ............................................................................. 28
Logic Symbol—Am188™ER Microcontroller ............................................................................. 29
Pin Descriptions ......................................................................................................................... 30
Pins Used by Emulators ................................................................................................. 30
A19–A0 (A19/PIO9, A18/PIO8, A17/PIO7) .................................................................... 30
AD7–AD0 ....................................................................................................................... 30
AD15–AD8 (Am186™ER Microcontroller) ..................................................................... 30
AO15–AO8 (Am188™ER Microcontroller) ..................................................................... 30
ALE ................................................................................................................................ 31
ARDY ............................................................................................................................. 31
BHE/ADEN (Am186™ER Microcontroller Only) ............................................................ 31
CLKOUTA ...................................................................................................................... 31
CLKOUTB ...................................................................................................................... 31
DEN/PIO5 ...................................................................................................................... 31
DRQ1–DRQ0 (DRQ1/PIO13, DRQ0/PIO12) ................................................................. 32
DT/R/PIO4 ..................................................................................................................... 32
GND ............................................................................................................................... 32
HLDA ............................................................................................................................. 32
HOLD ............................................................................................................................. 32
INT0 ............................................................................................................................... 32
INT1/SELECT ................................................................................................................ 32
INT2/INTA0/PIO31 ......................................................................................................... 33
INT3/INTA1/IRQ ............................................................................................................. 33
INT4/PIO30 .................................................................................................................... 33
Am186TMER and Am188TMER Microcontrollers Data Sheet
5
AMD [ AMD ]
