EZ-USB Datasheet, PDF (12/334 Pages) Cypress Semiconductor – The EZ-USB USB Integrated Circuit

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Register Description Format ............................................................................ 12-2
Bulk Data Buffers ............................................................................................ 12-3
Isochronous Data FIFOs .................................................................................. 12-4
Isochronous Byte Counts ................................................................................. 12-6
CPU Control and Status Register ..................................................................... 12-8
IO Port Configuration Registers ...................................................................... 12-9
Output Port Configuration Registers ............................................................. 12-11
PINSn Registers ............................................................................................. 12-12
Output Enable Registers ................................................................................ 12-13
230-Kbaud UART Operation Register .......................................................... 12-14
Isochronous OUT Endpoint Error Register ................................................... 12-14
Isochronous Control Register ........................................................................ 12-15
Zero Byte Count Register .............................................................................. 12-15
I²C Transfer Registers .................................................................................... 12-16
I²C Mode Register ......................................................................................... 12-18
Interrupt Vector Register ............................................................................... 12-19
IN/OUT Interrupt Request (IRQ) Registers ................................................... 12-20
USB Interrupt Request (IRQ) Registers ........................................................ 12-21
IN/OUT Interrupt Enable Registers ............................................................... 12-23
USB Interrupt Enable Register ...................................................................... 12-24
Breakpoint and Autovector Register .............................................................. 12-26
IN Bulk NAK Interrupt Request Register ...................................................... 12-27
IN Bulk NAK Interrupt Enable Register ....................................................... 12-27
IN/OUT Interrupt Enable Registers ............................................................... 12-28
Port Configuration Registers ......................................................................... 12-29
IN Control and Status Registers ..................................................................... 12-32
IN Byte Count Registers ................................................................................ 12-34
OUT Control and Status Registers ................................................................. 12-35
OUT Byte Count Registers ............................................................................ 12-36
Setup Data Pointer High/Low Registers ........................................................ 12-37
USB Control and Status Registers ................................................................. 12-38
Data Toggle Control Register ........................................................................ 12-40
USB Frame Count High/Low Registers ........................................................ 12-41
Function Address Register ............................................................................. 12-42
USB Endpoint Pairing Register ..................................................................... 12-43
IN/OUT Valid Bits Register .......................................................................... 12-44
Isochronous IN/OUT Endpoint Valid Bits Register ...................................... 12-45
Fast Transfer Control Register ....................................................................... 12-46
Auto Pointer Registers ................................................................................... 12-48
SETUP Data Buffer ....................................................................................... 12-49
SETUP Data Buffer ....................................................................................... 12-50
External Memory Timing ................................................................................ 13-4
Program Memory Read Timing ....................................................................... 13-4
Data Memory Read Timing ............................................................................. 13-5
Data Memory Write Timing ............................................................................ 13-5
EZ-USB TRM v1.9
List of Figures
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