EP9315-CBZ Cirrus Logic Inc, EP9315-CBZ Datasheet - Page 270
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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8
8-6
Graphics Accelerator
EP93xx User’s Guide
8.4.4 Memory Organization for 16-Bits Per Pixel
The 16 bpp storage format can be used to support high color displays. This mode would
typically be used to implement a 5-bit blue, 6-bit green, 5-bit red color scheme or a 5-bit blue,
5-bit green, 5-bit red color scheme. The least significant byte in 16 bpp mode could also be
used in conjunction with the Raster Engine palette to map 256 color selections to 24 bit
colors. With 256 color mapping, the most significant byte for each pixel would not be used for
color information.
every two bytes.
0x000C
0x002C
0x000C
0x001C
0x005C
0x0000
0x0004
0x0008
0x0010
0x0014
0x0028
0x0000
0x0004
0x0008
0x0010
0x0014
0x0018
0x0050
0x0054
0x0058
.....
.....
Table 8-5
31
31
P(3,0)
P(7,0)
P(3,1)
P(7,1)
P(3,2)
P(7,2)
P(3,5)
P(7,5)
Table 8-5. 16 bpp Memory Organization
Table 8-4. 8 bpp Memory Organization
.....
shows how 16 bpp images are stored in memory as 1 pixel for
Copyright 2007 Cirrus Logic
24 23
P(1,0)
P(3,0)
P(5,0)
P(7,0)
P(1,1)
P(3,1)
P(5,1)
P(7,1)
P(1,5)
P(3,5)
P(5,5)
P(7,5)
.....
P(2,0)
P(6,0)
P(2,1)
P(6,1)
P(2,2)
P(6,2)
P(2,5)
P(6,5)
.....
16 15
16 15
P(1,0)
P(5,0)
P(1,1)
P(5,1)
P(1,2)
P(5,2)
P(1,5)
P(5,5)
.....
P(0,0)
P(2,0)
P(4,0)
P(6,0)
P(0,1)
P(2,1)
P(4,1)
P(6,1)
P(0,5)
P(2,5)
P(4,5)
P(6,5)
8 7
.....
P(0,0)
P(4,0)
P(0,1)
P(4,1)
P(0,2)
P(4,2)
P(0,5)
P(4,5)
.....
0
0
DS785UM1
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