EP9301-CQ Cirrus Logic Inc, EP9301-CQ Datasheet - Page 160

• Manufacturer Part Number: EP9301-CQ
• Description: IC ARM920T MCU 166MHZ 208-LQFP
• Manufacturer: Cirrus Logic Inc
• Series: EP9r

Specifications of EP9301-CQ

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 166MHz
• Connectivity: EBI/EMI, Ethernet, I²C, IrDA, SPI, UART/USART, USB
• Peripherals: AC'97, DMA, I&sup2:S, LED, MaverickKey, POR, PWM, WDT
• 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-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Other names: 598-1248

5
SysCfg
5-34
System Controller
EP93xx User’s Guide
31
15
Address:
Default:
Definition:
Bit Descriptions:
30
14
REV
29
13
RSVD
28
12
0x8093_009C - Read/Write, Software locked
0x0000_0000
System Configuration Register. Provides various system configuration
options.
RSVD:
REV:
SBOOT:
LCSn7, LCSn6:
LASDO:
LEEDA:
LEECLK:
27
11
26
10
Copyright 2007 Cirrus Logic
25
9
Reserved. Unknown During Read.
Revision: Reads chip Version number:
0000 - Rev A
0001 - Rev B
0010 - Rev C
0011 - Rev D0
0100 - Rev D1
0101 - Rev E0
Serial Boot Flag.
1 - hardware detected Serial Boot selection,
0 - hardware detected Normal Boot. This bit is read-only.
Latched version of CSn7 and CSn6 respectively. These
are used to define the external bus width for the boot
code.
Latched version of ASDO pin. Used to select synchronous
versus asynchronous boot device.
Latched version of EEDAT pin.
Define Internal or external boot:
1 - Internal
0 - External
SBOOT
24
8
LCSn7
23
7
LCSn6
22
6
RSVD
LASDO
21
5
LEEDA
20
4
LEECLK
19
3
RSVD
18
2
LCSn2
17
1
DS785UM1
LCSn1
16
0