EP9312-CBZ Cirrus Logic Inc, EP9312-CBZ Datasheet - Page 271
![IC ARM9 SOC UNIVERSAL 352PBGA](/photos/12/23/122390/mfg_ep9312_series_sml.jpg)
EP9312-CBZ
Manufacturer Part Number
EP9312-CBZ
Description
IC ARM9 SOC UNIVERSAL 352PBGA
Manufacturer
Cirrus Logic Inc
Series
EP9r
Specifications of EP9312-CBZ
Core Size
16/32-Bit
Core Processor
ARM9
Speed
200MHz
Connectivity
EBI/EMI, EIDE, Ethernet, I²C, IrDA, Keypad/Touchscreen, 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
Ram Memory Size
16MB
Cpu Speed
200MHz
No. Of Timers
4
No. Of Pwm Channels
2
Digital Ic Case Style
BGA
Embedded Interface Type
AC97, I2S, SPI, UART, USB
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
598-1258
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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DS785UM1
8.4.5 Memory Organization for 24-Bits Per Pixel
The 24 bpp packed or unpacked storage formats can be used to support higher color
displays. These modes would typically be used to implement an 8-bit blue, 8-bit green, 8-bit
red color scheme.
pixel for every three bytes.
memory
0x00AC
0x000C
0x007C
0x008C
0x000C
0x001C
0x00A0
0x00A4
0x00A8
0x0000
0x0004
0x0008
0x0010
0x0014
0x0078
0x0080
0x0084
0x0088
0x0000
0x0004
0x0008
0x0010
0x0014
0x0018
0x0020
.....
....
Table 8-7. 24 bpp Unpacked Memory Organization (1 pixel/ 1 word)
Table 8-6. 24 bpp Packed Memory Organization (4 pixel/ 3 words)
Table 8-6
31
31
P(2,0)G
P(3,0)R
P(6,0)G
P(7,0)R
P(2,5)G
P(3,5)R
P(6,5)G
P(7,5)R
P(1,0)B
P(5,0)B
P(1,5)B
P(5,5)B
unused
unused
unused
unused
unused
unused
unused
unused
unused
unused
unused
unused
unused
.....
.....
Table 8-7
shows how 24 bpp packed images are stored in memory as 1
Copyright 2007 Cirrus Logic
24 23
24 23
shows how 24 bpp unpacked images are stored in
P(0,0)R
P(3,0)G
P(4,0)R
P(7,0)G
P(0,5)R
P(3,5)G
P(4,5)R
P(7,5)G
P(0,0)R
P(1,0)R
P(2,0)R
P(3,0)R
P(4,0)R
P(5,0)R
P(6,0)R
P(7,0)R
P(0,1)R
P(0,5)R
P(1,5)R
P(2,5)R
P(3,5)R
P(2,0)B
P(6,0)B
P(2,5)B
P(6,5)B
.....
.....
16 15
16 15
P(0,0)G
P(4,0)G
P(0,5)G
P(4,5)G
P(0,0)G
P(1,0)G
P(2,0)G
P(3,0)G
P(4,0)G
P(5,0)G
P(6,0)G
P(7,0)G
P(0,1)G
P(0,5)G
P(1,5)G
P(2,5)G
P(3,5)G
P(1,0)R
P(3,0)B
P(5,0)R
P(7,0)B
P(1,5)R
P(3,5)B
P(5,5)R
P(7,5)B
.....
.....
8 7
8 7
P(1,0)G
P(5,0)G
P(1,5)G
P(5,5)G
P(0,0)B
P(2,0)R
P(4,0)B
P(6,0)R
P(0,5)B
P(2,5)R
P(4,5)B
P(6,5)R
P(0,0)B
P(1,0)B
P(2,0)B
P(3,0)B
P(4,0)B
P(5,0)B
P(6,0)B
P(7,0)B
P(0,1)B
P(0,5)B
P(1,5)B
P(2,5)B
P(3,5)B
.....
.....
Graphics Accelerator
EP93xx User’s Guide
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8-7
8
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