EP9301-CQZ Cirrus Logic Inc, EP9301-CQZ Datasheet - Page 805
EP9301-CQZ
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, I²: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
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP9301-CQZ
Manufacturer:
CIRRUS
Quantity:
3 390
Part Number:
EP9301-CQZ
Manufacturer:
CIRRUSLOGIC
Quantity:
20 000
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Part Number:
EP9301-CQZR
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
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RawIntStsX
IntStsX
DS785UM1
31
15
31
15
Bit Descriptions:
Address:
Definition:
Bit Descriptions:
Address:
Each bit in the register reports whether an interrupt would be signalled if the interrupt were
enabled for the corresponding port; a set bit indicates that an interrupt would be signalled.
The value reported is unaffected by whether interrupts are enabled or disabled. How a bit is
set depends on the interrupt type. If the interrupt is level sensitive active high, it reflects the
pin value. If level sensitive active low, it reflects the inverse of the pin value. If the interrupt is
edge triggered, the bit latches a one whenever the proper level change occurs. How a bit is
cleared also depends on the interrupt type. When an interrupt is level sensitive, it is cleared
when not asserted. When edge triggered, it is cleared by writing the corresponding bit in
GPIOxEOI. Note that the value of a bit is a debounced value if debouncing is enabled.
30
14
30
14
29
13
29
13
28
12
28
12
RSVD
RSVD
RSVD:
PxINTDB:
RawIntStsA: 0x8084_00A4 - Read Only
RawIntStsB: 0x8084_00C0 - Read Only
RawIntStsF: 0x8084_0060 - Read Only
RSVD:
PxINTRS:
27
11
27
11
26
10
26
10
25
25
9
9
Copyright 2007 Cirrus Logic
Reserved. Unknown During Read.
Interrupt debounce enable.
Reserved. Unknown During Read.
Raw Interrupt Status.
24
24
8
8
RSVD
RSVD
23
23
7
7
22
22
6
6
21
21
5
5
20
20
4
4
PxINTRS
PxINTS
19
19
3
3
EP93xx User’s Guide
18
18
2
2
GPIO Interface
17
17
1
1
28-15
16
16
0
0
28
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