EP9301-CQZ Cirrus Logic Inc, EP9301-CQZ Datasheet - Page 647

• 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

WDStatus
DS785UM1
31
15
Address:
Default:
Definition:
Bit Descriptions:
30
14
29
13
28
12
0x8094_0004 - Read/Write
0x0000_0000
Watchdog status storage register. It can be used for storing your own status,
and it can only be cleared by power-on-reset.
RSVD:
STAT:
RSVD
27
11
26
10
Copyright 2007 Cirrus Logic
25
9
Reserved. Unknown during read.
Watchdog Status bits. This is a watchdog status storage
register that is not cleared by any resets other than power-
on-reset and PWR_RESETn. The system can be reset by
a three-key reset, a user reset, or a watchdog reset
without losing the contents of this register.
24
8
RSVD
23
7
22
6
21
5
20
4
STAT
19
3
EP93xx User’s Guide
18
2
Watchdog Timer
17
1
16
19-5
0
19