EP9312-CBZ Cirrus Logic Inc, EP9312-CBZ Datasheet - Page 7
EP9312-CBZ
Manufacturer Part Number
EP9312-CBZ
Description
IC ARM9 SOC UNIVERSAL 352PBGA
Manufacturer
Cirrus Logic Inc
Series
EP9r
Specifications of EP9312-CBZ
Core Size
16/32-Bit
Core Processor
ARM9
Speed
200MHz
Connectivity
EBI/EMI, EIDE, Ethernet, I²C, IrDA, Keypad/Touchscreen, SPI, UART/USART, USB
Peripherals
AC'97, DMA, I²:S, LCD, LED, MaverickKey, POR, PWM, WDT
Number Of I /o
16
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 3.6 V
Data Converters
A/D 8x12b
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
352-BGA
Controller Family/series
(ARM9)
No. Of I/o's
16
Ram Memory Size
16MB
Cpu Speed
200MHz
No. Of Timers
4
No. Of Pwm Channels
2
Digital Ic Case Style
BGA
Embedded Interface Type
AC97, I2S, SPI, UART, USB
Rohs Compliant
Yes
Processor Series
EP93xx
Core
ARM920T
Data Bus Width
32 bit
3rd Party Development Tools
MDK-ARM, RL-ARM, ULINK2
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Lead Free Status / Rohs Status
Details
Other names
598-1258
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Chapter 9. 1/10/100 Mbps Ethernet LAN Controller ........................................... 9-1
DS785UM1
8.7 Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8-22
9.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-1
9.2 Descriptor Processor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-13
9.3 Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9-40
8.6.4 Block Copy Function......................................................................................................8-18
9.1.1 Detailed Description ........................................................................................................9-1
9.1.2 MAC Engine ....................................................................................................................9-3
9.1.3 Packet Transmission Process .........................................................................................9-5
9.1.4 Transmit Back-Off............................................................................................................9-7
9.2.1 Receive Descriptor Processor Queues .........................................................................9-13
9.2.2 Receive Descriptor Queue ............................................................................................9-13
9.2.3 Receive Status Queue...................................................................................................9-16
9.2.4 Interrupts .......................................................................................................................9-37
9.2.5 Initialization....................................................................................................................9-37
8.6.4.1 Example of Block Copy................................................................................8-21
9.1.1.1 Host Interface and Descriptor Processor .......................................................9-1
9.1.1.2 Reset and Initialization...................................................................................9-2
9.1.1.3 Power-down Modes .......................................................................................9-2
9.1.1.4 Address Space ..............................................................................................9-2
9.1.2.1 Data Encapsulation........................................................................................9-3
9.1.3.1 Carrier Deference ..........................................................................................9-5
9.1.4.1 Transmission .................................................................................................9-7
9.1.4.2 The FCS Field................................................................................................9-7
9.1.4.3 Bit Order ........................................................................................................9-8
9.1.4.4 Destination Address (DA) Filter .....................................................................9-8
9.1.4.5 Perfect Address Filtering ...............................................................................9-8
9.1.4.6 Hash Filter .....................................................................................................9-9
9.1.4.7 Flow Control.................................................................................................9-10
9.1.4.8 Receive Flow Control...................................................................................9-10
9.1.4.9 Transmit Flow Control..................................................................................9-10
9.1.4.10 Rx Missed and Tx Collision Counters ........................................................9-11
9.1.4.11 Accessing the MII ......................................................................................9-11
9.2.3.1 Receive Status Format ................................................................................9-18
9.2.3.2 Receive Flow ...............................................................................................9-21
9.2.3.3 Receive Errors .............................................................................................9-22
9.2.3.4 Receive Descriptor Data/Status Flow ..........................................................9-23
9.2.3.5 Receive Descriptor Example .......................................................................9-24
9.2.3.6 Receive Frame Pre-Processing...................................................................9-25
9.2.3.7 Transmit Descriptor Processor Queues.......................................................9-26
9.2.3.8 Transmit Descriptor Queue..........................................................................9-26
9.2.3.9 Transmit Descriptor Format .........................................................................9-28
9.2.3.10 Transmit Status Queue..............................................................................9-30
9.2.3.11 Transmit Status Format .............................................................................9-32
9.2.3.12 Transmit Flow ............................................................................................9-34
9.2.3.13 Transmit Errors ..........................................................................................9-35
9.2.3.14 Transmit Descriptor Data/Status Flow .......................................................9-36
9.2.4.1 Interrupt Processing.....................................................................................9-37
9.2.5.1 Interrupt Processing.....................................................................................9-38
9.2.5.2 Receive Queue Processing .........................................................................9-38
9.2.5.3 Transmit Queue Processing ........................................................................9-38
9.2.5.4 Other Processing .........................................................................................9-38
9.2.5.5 Transmit Restart Process ............................................................................9-39
©
Copyright 2007 Cirrus Logic, Inc.
EP93xx User’s Guide
vii
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