EP9301-CQZ Cirrus Logic Inc, EP9301-CQZ Datasheet - Page 329

• Manufacturer Part Number: EP9301-CQZ
• Description: IC ARM9 SOC PROCESSOR 208LQFP
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9301-CQZ

• Core Size: 16/32-Bit
• Peripherals: AC'97, DMA, I&sup2:S, LED, MaverickKey, POR, PWM, WDT
• Core Processor: ARM9
• Speed: 166MHz
• Connectivity: EBI/EMI, Ethernet, I²C, IrDA, SPI, UART/USART, USB
• Number Of I /o: 19
• Program Memory Type: ROMless
• Ram Size: 32K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 5x12b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 208-TQFP, 208-VQFP
• Controller Family/series: (ARM9)
• No. Of I/o's: 19
• Ram Memory Size: 16MB
• Cpu Speed: 166MHz
• No. Of Timers: 4
• Digital Ic Case Style: TQFP
• Embedded Interface Type: SPI
• 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: 598-1136

DS785UM1
TxDesQB (32)
number of bytes set in
TxDesQLen
register sizes are in bits,
and shown in parentheses ().
E O F
E O F
E O F
E O F
( 1 )
( 1 )
( 1 )
( 1 )
Figure 9-13. Transmit Descriptor Format and Data Fragments
Index 0 (15)
Index 1 (15)
Index 2 (15)
Index n (15)
Buffer
Buffer
Buffer
Buffer
TxBufAdr 1 (32)
TxBufAdr 0 (32)
TxBufAdr 2 (32)
TxBufAdr n (32)
Transmit Descriptor Format
and Data Fragments
Cmd 0 (4)
Cmd 1 (4)
Cmd 2 (4)
Cmd n (4)
Buffer
Buffer
Buffer
Buffer
Copyright 2007 Cirrus Logic
Length 0 (12)
Length 1 (12)
Length 2 (12)
Length n (12)
Buffer
Buffer
Buffer
Buffer
Each Data Fragment
may begin on any byte
boundary, and may
end on any byte
boundary.
1/10/100 Mbps Ethernet LAN Controller
Data Fragment 0
Data Fragment 1
Data Fragment 2
Data Fragment n
EP93xx User’s Guide
Fragment 0
Fragment 1
Fragment 2
Fragment n
in bytes
in bytes
in bytes
Length
Length
Length
in bytes
Length
9-27
9