EP9315-CBZ Cirrus Logic Inc, EP9315-CBZ Datasheet - Page 779
![IC ARM9 SOC ENH UNIV 352PBGA](/photos/12/23/122387/ep9315-cbz_sml.jpg)
EP9315-CBZ
Manufacturer Part Number
EP9315-CBZ
Description
IC ARM9 SOC ENH UNIV 352PBGA
Manufacturer
Cirrus Logic Inc
Series
EP9r
Specifications of EP9315-CBZ
Core Size
16/32-Bit
Core Processor
ARM9
Speed
200MHz
Connectivity
EBI/EMI, EIDE, Ethernet, I²C, IrDA, Keypad/Touchscreen, PCMCIA, SPI, UART/USART, USB
Peripherals
AC'97, DMA, I²:S, LCD, LED, MaverickKey, POR, PWM, WDT
Number Of I /o
16
Program Memory Type
ROMless
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 3.6 V
Data Converters
A/D 8x12b
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
352-BGA
Controller Family/series
(ARM9)
No. Of I/o's
16
Cpu Speed
200MHz
No. Of Timers
5
Digital Ic Case Style
BGA
Supply Voltage Range
1.65V To 1.94V, 3V To 3.6V
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
Development Tools By Supplier
EDB9315A-Z
Case
BGA
Dc
06+
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
598-1144 - KIT DEVELOPMENT EP9315 ARM9
Eeprom Size
-
Program Memory Size
-
Lead Free Status / Rohs Status
Details
Other names
598-1139
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
EP9315-CBZ
Manufacturer:
CIRRUS
Quantity:
20 000
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DS785UM1
27.2.7.3.3 Ultra DMA Read from IDE Controller
27.2.7.3.4 Ultra DMA Write to IDE Controller
27.2.8 IDE Package Dependency
27.2.8.1 System Configuration Constraints
27.2.8.2 Bus Bandwidth Requirements
Follow the wait-state number listed in the wait-state table in
However, the DMA request will not assert unless there are 4 words present in the read FIFO
or the transfer is non-quad aligned and has the last remaining bits of data, so quad-word
bursts are permissible if the total Ultra DMA transfer size is quad-word aligned.
Although the DMA request line has a non-insignificant DMAIDE latency, the DMA write FIFO
is of sufficient size to absorb any overage incurred during the DMA request latency period.
The DMA controller can be run without wait-states. Quad-word bursts are permissible if the
Ultra DMA transfer size is quad-word aligned.
The block uses the following external pins:
IDECS0n, IDECS1n, IDEDA, DIORn, DIOWn, DMACKn, DD, IORDY, INT[3], EGPIO[2],
and EGPIO[15].
The following system configuration modes force the disabling of the IDE controller:
The block does not have any hard bandwidth constraints because it can throttle performance
to the available bandwidth without data corruption. The maximum free bandwidth that the
block will consume is limited by the IDE mode the device is in. Maximum theoretical
bandwidths are listed in
- GPIOEonIDE
- GPIOFonIDE
- GPIOGonIDE
- GPIOHonIDE
Table 27-5. Maximum Theoretical Bandwidths for Various Operating Modes
MDMA Mode 0
MDMA Mode 1
MDMA Mode 2
PIO Mode 0
PIO Mode 1
PIO Mode 2
PIO Mode 3
PIO Mode 4
Mode
Table
Copyright 2007 Cirrus Logic
27-5.
MAX IDE Device Bandwidth
16.67 MBps
13.33 MBps
16.67 MBps
11.11 MBps
3.33 MBps
5.22 MBps
8.33 MBps
4.17 MBps
Table 27-3
and
EP93xx User’s Guide
Table
IDE Interface
27-4.
27-9
27
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