Table of Contents
xii
Am186™CC/CH/CU Microcontrollers User’s Manual
GENERAL CIRCUIT INTERFACE (GCI)
Transmitting Data . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-6
Receiving Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-7
17.5.2 GCI Structure: Channels and Frames . . . . . . . . . . . . . . . . . . . 17-8
17.5.3 GCI Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-8
17.5.4 GCI Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-9
GCI Bus Deactivation/Activation . . . . . . . . . . . . . . . 17-9
GCI Bus Reversal . . . . . . . . . . . . . . . . . . . . . . . . . 17-11
17.5.5 GCI Interface Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-13
Four-Pin Interface . . . . . . . . . . . . . . . . . . . . . . . . . 17-13
GCI-to-PCM Converted Pin Interface . . . . . . . . . . 17-14
GCI HDLC Channel Steering . . . . . . . . . . . . . . . . . 17-14
Monitor Channel Operation . . . . . . . . . . . . . . . . . . 17-14
Monitor Channel Collision Detection . . . . . . . . . . . 17-14
C/I Channel Operation . . . . . . . . . . . . . . . . . . . . . . 17-15
TIC Bus Support . . . . . . . . . . . . . . . . . . . . . . . . . . 17-16
IC Channel Operation . . . . . . . . . . . . . . . . . . . . . . 17-19
17.5.8 Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-19
17.5.9 Software-Related Considerations . . . . . . . . . . . . . . . . . . . . . 17-20
17.5.10 Comparison to Other Devices . . . . . . . . . . . . . . . . . . . . . . . . 17-20
USB Transceiver Interface . . . . . . . . . . . . . . . . . . . . 18-3
Programmable Connect and Disconnect . . . . . . . . . 18-3
USB Clock Source . . . . . . . . . . . . . . . . . . . . . . . . . . 18-5
Isochronous Synchronization Signals . . . . . . . . . . . 18-6
18.3.2 DMA Trade-Offs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-6
Programming the Control Endpoint . . . . . . . . . . . . 18-11
Programming the Interrupt Endpoint . . . . . . . . . . . 18-11
Programming Data Endpoints . . . . . . . . . . . . . . . . 18-12
18.5.2 Data Transmission and Data Types . . . . . . . . . . . . . . . . . . . . 18-16
USB Suspend, Resume, and Remote Wakeup . . . 18-16
USB Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-17
USB Protocol Handling, IN Direction . . . . . . . . . . . 18-17
USB Protocol Handling, OUT Direction . . . . . . . . . 18-17
18.5.3 Handling USB Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-18
18.5.4 Polled I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-18
18.5.5 Interrupt-Driven I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-19
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...