EP9301-CQZ Cirrus Logic Inc, EP9301-CQZ Datasheet - Page 657
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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DS785UM1
21.1 Introduction
The I
ADCs/DACs, and the ARM Core. It consists of 3 transmitter channels and 3 receiver
channels. Each channel handles a single stereo stream. The transmitter and receiver are
completely independent of each other and are programmed separately. Each channel (RX
and TX) has its own set of addressable registers which allows access through the ARM APB
or DMA accesses.
Figure 21-1
controller.input and output signals.
The i2s_audioclk_mux section performs gating on the incoming audio clocks based on the
settings within the TX and RX clock configuration registers and delivers a known clock
definition to the rest of the I
2
S controller is used to stream serial audio data between the external I
gives an architectural overview of the I
DMA
Controller
ARM
Core
Figure 21-1. Architectural Overview of the I
lrck
sck
Memory
6 DMA Channels
AMBA APB
BUS
2
S controller.
I
Copyright 2007 Cirrus Logic
2
S
I2S_APB/
DMA IF
lrckr & sckr
to each RX
channel
2
S controller.
TX Channel 0
TX Channel 1
TX Channel 2
RX Channel 0
RX Channel 1
RX Channel 2
I2S_AudioClk_Mux
2
S Controller
lrckt & sckt to
each TX channel
Table 21-1
21I
2
S Controller
Chapter 21
sdo0
sdo1
sdo2
lists the I
2
sdi0
sdi1
sdi2
S CODECs’,
2
S
21-1
21
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