AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 1155
AT91SAM9G45-CU-999
Manufacturer Part Number
AT91SAM9G45-CU-999
Description
IC MCU ARM9 APMC 324TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM9G45-EKES.pdf
(1218 pages)
Specifications of AT91SAM9G45-CU-999
Core Processor
ARM9
Core Size
16/32-Bit
Speed
400MHz
Connectivity
EBI/EMI, Ethernet, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB
Peripherals
AC'97, DMA, I²S, LCD, POR, PWM, WDT
Number Of I /o
160
Program Memory Size
64KB (64K x 8)
Program Memory Type
ROM
Ram Size
128K x 8
Voltage - Supply (vcc/vdd)
0.9 V ~ 1.1 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
324-TFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Supplier Unconfirmed
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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45.12.35 LCD Write Protect Mode Register
Register Name:
Access Type:
• WPEN: Write Protect Enable
0 = Disables the Write Protect if WPKEY corresponds to0x4C4344 ("LCD" in ASCII).
1 = Enables the Write Protect if WPKEY corresponds to0x4C4344 ("LCD" in ASCII).
Protects the registers:
• WPKEY: Write Protect KEY
Should be written at value 0x4C4344 ("LCD" in ASCII). Writing any other value in this field aborts the write operation of the
WPEN bit. Always reads as 0.
6438F–ATARM–21-Jun-10
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“LCD Control Register 1” on page 1133
“LCD Control Register 2” on page 1134
“LCD Timing Configuration Register 1” on page 1136
“LCD Timing Configuration Register 2” on page 1137
“LCD Frame Configuration Register” on page 1138
“LCD FIFO Register” on page 1139
“LCDMOD Toggle Rate Value Register” on page 1140
“Dithering Pattern DP1_2 Register” on page 1141
“Dithering Pattern DP4_7 Register” on page 1141
“Dithering Pattern DP3_5 Register” on page 1142
“Dithering Pattern DP2_3 Register” on page 1142
“Dithering Pattern DP5_7 Register” on page 1143
“Dithering Pattern DP3_4 Register” on page 1143
“Dithering Pattern DP4_5 Register” on page 1144
“Dithering Pattern DP6_7 Register” on page 1145
31
23
15
—
7
30
22
14
—
Read-write
6
LCD_WPMR
29
21
13
—
5
28
20
12
—
4
WPKEY
WPKEY
WPKEY
27
19
11
—
3
26
18
10
—
2
AT91SAM9G45
25
17
—
9
1
WPEN
24
16
8
0
1155
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