AT91SAM9R64-CU Atmel, AT91SAM9R64-CU Datasheet - Page 680

• Manufacturer Part Number: AT91SAM9R64-CU
• Description: MCU ARM9 64K SRAM 144-LFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM9R64-CU

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 240MHz
• Connectivity: EBI/EMI, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: AC'97, POR, PWM, WDT
• Number Of I /o: 49
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: ROM
• Ram Size: 72K x 8
• Voltage - Supply (vcc/vdd): 1.08 V ~ 1.32 V
• Data Converters: A/D 3x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LFBGA
• Processor Series: AT91SAMx
• Core: ARM926EJ-S
• Data Bus Width: 32 bit
• Data Ram Size: 64 KB
• Interface Type: 2-Wire, SPI, SSC, USART
• Maximum Clock Frequency: 240 MHz
• Number Of Programmable I/os: 118
• Number Of Timers: 4
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM9RL-EK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 3 Channel
• Controller Family/series: AT91SAM9xxx
• No. Of I/o's: 49
• Ram Memory Size: 64KB
• Cpu Speed: 240MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• Package: 144LFBGA
• Device Core: ARM926EJ-S
• Family Name: 91S
• Maximum Speed: 240 MHz
• Operating Supply Voltage: 1.8|3.3 V
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

39.11.3
Name: DMAFRMPT1
Access: Read-only
Reset value: 0x00000000
• FRMPT-U
Current value of frame pointer for the upper panel in dual scan mode. Current value of frame pointer for the complete frame
in single scan mode. Down count from FRMSIZE to 0.
Note:
39.11.4
Name: DMAFRMPT2
Access: Read-only
Reset value: 0x00000000
• FRMPT-L
Current value of frame pointer for the Lower panel in dual scan mode only. Down count from FRMSIZE to 0.
Note:
680
31
23
15
31
23
15
–
–
7
–
7
-
This register is read-only and contains the current value of the frame pointer (number of words to the end of the frame). It can be
used as an estimation of the number of words transferred from memory for the current frame.
This register is read-only and contains the current value of the frame pointer (number of words to the end of the frame). It can be
used as an estimation of the number of words transferred from memory for the current frame.
AT91SAM9R64/RL64 Preliminary
DMA Frame Pointer Register 1
DMA Frame Pointer Register 2
30
22
14
30
22
14
–
6
–
6
29
21
13
29
21
13
–
5
–
5
28
20
12
28
20
12
–
4
–
4
FRMPT-U
FRMPT-U
FRMPT-L
FRMPT-L
FRMPT-U
FRMPT-L
27
19
11
27
19
11
–
3
–
3
26
18
10
26
18
10
–
2
–
2
25
17
25
17
–
9
1
–
9
1
6289C–ATARM–28-May-09
24
16
24
16
–
8
0
–
8
0