AMD Elan SC520, User Manual, Page: 24 / 444

Introduction
xxiv Élan™SC520 Microcontroller User’s Manual
■
Chapter 13 describes the programmable general-purpose (GP) bus interface included
on the ÉlanSC520 microcontroller.
■
Chapter 14 describes the GP bus DMA controller.
■ Chapter 15 describes the programmable interrupt controller (PIC), which includes
three interrupt controllers.
■ Chapter 16 describes the programmable interval timer (PIT), which includes three
timers.
■ Chapter 17 describes the three general-purpose (GP) timers included on the
ÉlanSC520 microcontroller.
■ Chapter 18 describes the software timer that eases the task of keeping system time.
■
Chapter 19 describes the watchdog timer used to guard against runaway software.
■ Chapter 20 describes the real-time clock (RTC) and RTC voltage monitor included
on the ÉlanSC520 microcontroller.
■ Chapter 21 describes the two UART serial ports.
■
Chapter 22 describes the synchronous serial interface (SSI).
■ Chapter 23 describes the 32 programmable input/output (PIO) pins on the
ÉlanSC520 microcontroller.
■ Chapter 24 is a summary of the system test features found on the ÉlanSC520
microcontroller.
■ Chapter 25 describes the Joint Test Action Group (JTAG) (IEEE Std. 1149.1-1990)
boundary scan test interface features of the ÉlanSC520 microcontroller.
■ Chapter 26 provides an overview of AMDebug™ technology and the board
specifications necessary to utilize this capability, which is supported by third-party
FusionE86 vendors.
RELATED DOCUMENTS
The following documents contain additional information that will be useful in designing an
embedded application based on the ÉlanSC520 microcontroller.
AMD Documentation
In addition to this manual, the documentation set for the ÉlanSC520 microcontroller includes
the following documents:
■ Élan™SC520 Microcontroller Register Set Manual, order #22005, fully describes all the
configuration registers required to program the microcontroller.
■ Élan™SC520 Microcontroller Data Sheet, order #22003, includes complete pin lists, pin
state tables, timing and thermal characteristics, and package dimensions for the
ÉlanSC520 microcontroller.
Other information of interest:
■ The Am486® Microprocessor Software User’s Manual, order #18497, includes the
complete instruction set for the integrated Am5
x
86 CPU.
■ Am5
x
86® Microprocessor Family Data Sheet, order #19751
■
Am486® DX/DX2 Microprocessor Hardware Reference Manual, order #17965