AM186ES Advanced Micro Devices, AM186ES Datasheet - Page 3

• Manufacturer Part Number: AM186ES
• Description: microcontrollers provide a low-cost/ high-performance solution for embedded system designers who wish to use the x86 architecture.
• Manufacturer: Advanced Micro Devices

TABLE OF CONTENTS
Distinctive Characteristics ............................................................................................................ 1
General Description ..................................................................................................................... 1
Ordering Information .................................................................................................................... 2
Logic Diagram by Interface .......................................................................................................... 6
Logic Diagram by Default Pin Function ....................................................................................... 7
Pin Connection Diagram—160-Pin PQFP Package .................................................................... 8
Pin and Signal Tables .................................................................................................................. 9
Architectural Overview ............................................................................................................... 28
Applications ............................................................................................................................... 37
Clock Generation and Control ................................................................................................... 40
Power Supply Operation ............................................................................................................ 44
Absolute Maximum Ratings ....................................................................................................... 45
Operating Ranges ...................................................................................................................... 45
Driver Characteristics—Universal Serial Bus ............................................................................ 45
DC Characteristics over Commercial and Industrial Operating Ranges .................................... 46
Capacitance ............................................................................................................................... 46
Signal Descriptions ............................................................................................................... 13
Detailed Description .............................................................................................................. 28
Am186 Embedded CPU ........................................................................................................ 29
Memory Organization ............................................................................................................ 29
I/O Space .............................................................................................................................. 29
Serial Communications Support ............................................................................................ 30
System Peripherals ............................................................................................................... 32
Memory and Peripheral Interface .......................................................................................... 33
Clock Control ......................................................................................................................... 35
In-Circuit Emulator Support ................................................................................................... 37
Features ................................................................................................................................ 40
System Clock ........................................................................................................................ 40
USB Clock ............................................................................................................................. 40
Clock Sharing by System and USB ....................................................................................... 41
Crystal-Driven Clock Source ................................................................................................. 42
External Clock Source ........................................................................................................... 43
Static Operation .................................................................................................................... 43
PLL Bypass Mode ................................................................................................................. 43
UART Baud Clock ................................................................................................................. 43
Power Supply Connections ................................................................................................... 44
Input/Output Circuitry ............................................................................................................ 44
PIO Supply Current Limit ...................................................................................................... 44
Universal Serial Bus ......................................................................................................... 30
Four HDLC Channels and Four TSAs.............................................................................. 31
General Circuit Interface .................................................................................................. 31
Eight SmartDMA™ Channels........................................................................................... 31
Two Asynchronous Serial Ports ....................................................................................... 31
Synchronous Serial Port................................................................................................... 32
Interrupt Controller ........................................................................................................... 32
Four General-Purpose DMA Channels ............................................................................ 32
48 Programmable I/O Signals .......................................................................................... 32
Three Programmable Timers ........................................................................................... 32
Hardware Watchdog Timer .............................................................................................. 33
System Interfaces............................................................................................................. 33
DRAM Support ................................................................................................................. 34
Chip Selects ..................................................................................................................... 34
Am186™CC Communications Controller Data Sheet
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