AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 1112

• Manufacturer Part Number: AT91SAM9G45-CU-999
• Description: IC MCU ARM9 APMC 324TFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

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

Figure 45-6. TFT Panel Timing, CLKMOD = 0, VPW = 2, VBP = 2, VFP = 1
Figure 45-7. TFT Panel Timing (Line Expanded View), CLKMOD = 1
1112
LCDHSYNC
LCDVSYNC
LCDHSYNC
LCDVSYNC
LCDDOTCK
LCDHSYNC
LCDDOTCK
LCDVSYNC
LCDDEN
LCDDOTCK
LCDDEN
LCDDEN
AT91SAM9G45
LCDD
LCDD
LCDD
VHDLY+1
VHDLY+1
Vertical Back Porch = VBP Lines
VHDLY+1
--------------------------- -
f
LCDVSYNC
Usually the LCD_FRM rate is about 70 Hz to 75 Hz. It is given by the following equation:
where:
In STN Mode:
1
• HOZVAL determines de number of LCDDOTCK cycles per line
• LINEVAL determines the number of LCDHSYNC cycles per frame, according to the
HPW+1
HPW+1
expressions shown below:
(VPW+1) Lines
=
VHDLY
------------------------------------------------------------------------------------------------------------------------- - VBP
HBP+1
HBP+1
HOZVAL
+
1 PCLK
1 PCLK
HPW
=
Horizontal_display_size
-------------------------------------------------------------- - 1
Line Period
+
Line Period
HBP
f
Number_data_lines
LCDDOTCK
Frame Period
1/2 PCLK 1/2 PCLK
+
1/2 PCLK 1/2 PCLK
HOZVAL
+
HOZVAL+1
HOZVAL+1
HFP
–
+
4
+
LINEVAL
Vertical Fron t Porch = VFP Lines
+
6438F–ATARM–21-Jun-10
VFP
HFP+VHDLY+2
HFP+VHDLY+2
+
1