Architectural Overview
1-4
Am186™CC/CH/CU Microcontrollers User’s Manual
1.2.3
Feature Comparison
Table 1-1 summarizes and compares the features of each of the microcontrollers.
1.3
BLOCK DIAGRAMS
Figure 1-1, Figure 1-2, and Figure 1-3 show the block diagrams for the Am186CC/CH/CU
microcontrollers, respectively.
Table 1-1
Feature Comparison
Feature
HDLC Channels
4
2
–
Time Slot Assigners (TSAs)
4
2
–
Raw DCE Interface
✔
✔
–
PCM Highway Interface
✔
✔
–
GCI (IOM-2) Interface
✔
–
–
USB Peripheral Controller
✔
–
✔
SmartDMA Channels
8 (4 pair)
4 (2 pair)
4 (2 pair)
General-Purpose DMA Channels
4
4
4
High-Speed UART
✔
✔
✔
UART
✔
✔
✔
Synchronous Serial Interface (SSI)
✔
✔
✔
Internal Maskable Interrupts
19
14
13
External Maskable Interrupts
17
17
17
Programmable I/O Signals (PIOs)
48
48
48
16-Bit Timers
3
3
3
Hardware Watchdog Timer
✔
✔
✔
Integrated DRAM Controller
✔
✔
✔
Glueless Interface to RAM/ROM/Flash
Memory
✔
✔
✔
Memory Chip Selects
6
6
6
Peripheral Chip Selects
8
8
8
External Bus Mastering Support
✔
✔
✔
Multiplexed and Nonmultiplexed
Address/Data Bus
✔
✔
✔
Programmable Bus Sizing
✔
✔
✔
8-Bit Boot Option
✔
✔
✔
CC
CH
CU
Содержание Am186 CC
Страница 1: ...Am186 CC CH CU Microcontrollers User s Manual Order 21914B...
Страница 4: ...iv Am186 CC CH CU Microcontrollers User s Manual...
Страница 18: ...Table of Contents xviii Am186 CC CH CU Microcontrollers User s Manual...
Страница 24: ...Introduction xxiv Am186 CC CH CU Microcontrollers User s Manual...
Страница 39: ...Architectural Overview Am186 CC CH CU Microcontrollers User s Manual 1 15 Figure 1 6 32 Channel Linecard CH CC...
Страница 40: ...Architectural Overview 1 16 Am186 CC CH CU Microcontrollers User s Manual...
Страница 86: ...System Overview 3 36 Am186 CC CH CU Microcontrollers User s Manual...
Страница 92: ...Emulator Support 4 6 Am186 CC CH CU Microcontrollers User s Manual...
Страница 112: ...DRAM Controller 6 8 Am186 CC CH CU Microcontrollers User s Manual...
Страница 134: ...Interrupts 7 22 Am186 CC CH CU Microcontrollers User s Manual...
Страница 186: ...Programmable I O Signals 9 8 Am186 CC CH CU Microcontrollers User s Manual...
Страница 200: ...Watchdog Timer 11 6 Am186 CC CH CU Microcontrollers User s Manual...
Страница 232: ...Asynchronous Serial Ports UARTs 13 24 Am186 CC CH CU Microcontrollers User s Manual...
Страница 242: ...Synchronous Serial Port SSI 14 10 Am186 CC CH CU Microcontrollers User s Manual...
Страница 264: ...High Level Data Link Control HDLC 15 22 Am186 CC CH CU Microcontrollers User s Manual...
Страница 332: ...Universal Serial Bus USB 18 34 Am186 CC CH CU Microcontrollers User s Manual...
Страница 348: ...Register Summary A 16 Am186 CC CH CU Microcontrollers User s Manual...
Страница 376: ...Index Index 18 Am186 CC CH CU Microcontrollers User s Manual...