Table of Contents
Am186™CC/CH/CU Microcontrollers User’s Manual
xiii
18.5.6 Using USB with DMA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-19
DMA Availability . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-19
DMA/FIFO Interaction . . . . . . . . . . . . . . . . . . . . . . 18-20
Setting Up DMA for USB . . . . . . . . . . . . . . . . . . . . 18-21
Short Packets. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-21
Error Recovery on Bulk and Interrupt Endpoints . . 18-22
Error Recovery on Isochronous Endpoints . . . . . . 18-23
18.5.7 Isochronous Transfer Synchronization . . . . . . . . . . . . . . . . . 18-23
18.5.8 Isochronous Transfer Features . . . . . . . . . . . . . . . . . . . . . . . 18-24
18.5.9 Command Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-26
Commands Handled by Device Software . . . . . . . 18-26
18.5.10 Command Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-28
18.5.11 Interrupt Endpoint Programming . . . . . . . . . . . . . . . . . . . . . . 18-29
18.5.11.1 USB Command Processing and the
Interrupt Endpoint . . . . . . . . . . . . . . . . . . . . . . . . . 18-30
18.5.12 Endpoint Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-30
18.5.12.1 Control Endpoint Definition . . . . . . . . . . . . . . . . . . 18-30
18.5.12.2 Interrupt Endpoint Definition . . . . . . . . . . . . . . . . . 18-31
18.5.12.3 Data Endpoint Definition . . . . . . . . . . . . . . . . . . . . 18-32
18.5.13 Software-Related Considerations . . . . . . . . . . . . . . . . . . . . . 18-33
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...