EP9301-CQZ Cirrus Logic Inc, EP9301-CQZ Datasheet - Page 717
![IC ARM9 SOC PROCESSOR 208LQFP](/photos/12/23/122383/mfg_ep9301_parts_sml.jpg)
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
Company:
Part Number:
EP9301-CQZR
Manufacturer:
Cirrus Logic Inc
Quantity:
10 000
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DS785UM1
23.5.6 Motorola
23.5.6.1 SPO Clock Polarity
23.5.6.2 SPH Clock Phase
23.5.7 Motorola SPI Format with SPO=0, SPH=0
SFRMOUT /
SCLKOUT /
The Motorola SPI interface is a four-wire interface where the SFRMOUT signal behaves as a
slave select. The main feature of the Motorola SPI format is that the inactive state and phase
of the SCLKOUT signal are programmable through the SPO and SPH bits within the control
register,
When the SPO clock polarity control bit is LOW, it produces a steady state low value on the
SCLKOUT pin. If the SPO clock polarity control bit is HIGH, a steady state high value is
placed on the SCLKOUT pin when data is not being transferred.
The SPH control bit selects the clock edge that captures data and allows it to change state. It
has the most impact on the first bit transmitted by either allowing or not allowing a clock
transition before the first data capture edge.
When the SPH phase control bit is LOW, data is captured on the first clock edge transition. If
the SPH clock phase control bit is HIGH, data is captured on the second clock edge
transition.
Single and continuous transmission signal sequences for Motorola SPI format with SPO=0,
SPH=0 are shown in
SFRMIN
SCLKIN
SSPTXD
SSPRXD
SSPOE
Figure 23-3. Motorola SPI Frame Format (Single Transfer) with SPO=0 and SPH=0
“SSPCR0” on page
®
SPI Frame Format
MS B
MS B
Figure 23-3
23-13.
Copyright 2007 Cirrus Logic
and
Figure 23-4 on page
4 t o 16 bi t s
23-6.
Synchronous Serial Port
EP93xx User’s Guide
LS B
LS B
Q
23-5
23
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