AT91SAM9261-CJ-999 Atmel, AT91SAM9261-CJ-999 Datasheet - Page 231
AT91SAM9261-CJ-999
Manufacturer Part Number
AT91SAM9261-CJ-999
Description
IC MCU ARM9 ULTRA LP 217LFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM9261-CJ-999.pdf
(749 pages)
Specifications of AT91SAM9261-CJ-999
Core Processor
ARM9
Core Size
16/32-Bit
Speed
190MHz
Connectivity
EBI/EMI, I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals
DMA, LCD, POR, PWM, WDT
Number Of I /o
96
Program Memory Size
32KB (32K x 8)
Program Memory Type
ROM
Ram Size
192K x 8
Voltage - Supply (vcc/vdd)
1.08 V ~ 1.32 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
217-LFBGA
For Use With
AT91SAM9261-EK - KIT EVAL FOR AT91SAM926EJ-SAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
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Part Number
Manufacturer
Quantity
Price
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23.4.5
Name:
Access Type:Read-write
• RXNPTR: Receive Next Pointer
RXNPTR contains next receive buffer address.
When a half duplex peripheral is connected to the PDC, RXNPTR = TXNPTR.
23.4.6
Name:
Access Type:Read-write
• RXNCTR: Receive Next Counter
RXNCTR contains next receive buffer size.
When a half duplex peripheral is connected to the PDC, RXNCTR = TXNCTR.
6062M–ATARM–23-Mar-09
31
23
15
31
23
15
7
–
–
7
Receive Next Pointer Register
Receive Next Counter Register
PERIPH_RNPR
PERIPH_RNCR
30
22
14
30
22
14
6
–
–
6
29
21
13
29
21
13
5
–
–
5
28
20
12
28
20
12
4
–
–
4
RXNCTR
RXNCTR
RXNPTR
RXNPTR
RXNPTR
RXNPTR
27
19
11
27
19
11
3
–
–
3
AT91SAM9261 Preliminary
26
18
10
26
18
10
2
–
–
2
25
17
25
17
9
1
–
–
9
1
24
16
24
16
8
0
–
–
8
0
231
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