AT91SAM7X256B-CU Atmel, AT91SAM7X256B-CU Datasheet - Page 550

• Manufacturer Part Number: AT91SAM7X256B-CU
• Description: IC MCU 256KB FLASH 100TFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7X256B-CU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 62
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 64K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TFBGA
• Processor Series: 91S
• Core: ARM7TDMI
• Data Bus Width: 32 bit
• Data Ram Size: 64 KB
• Interface Type: CAN, Ethernet, SPI, I2S, TWI, USART, USB
• Maximum Clock Frequency: 55 MHz
• Number Of Programmable I/os: 62
• Number Of Timers: 3
• Operating Supply Voltage: 3.3 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Package: 100TFBGA
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 55 MHz
• On-chip Adc: 8-chx10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

36.8.11
Name:
Access Type:
This register initializes several abort requests at the same time.
• MBx: Abort Request for Mailbox x
It is possible to set MACR field (in the CAN_MCRx register) for each mailbox.
6120H–ATARM–17-Feb-09
MB7
31
23
15
Receive with overwrite
–
–
–
7
Mailbox Object Type
CAN Abort Command Register
Consumer
Producer
Transmit
Receive
MB6
30
22
14
CAN_ACR
Write-only
–
–
–
6
Description
No action
No action
Cancels transfer request if the message has not been transmitted to the
CAN transceiver.
Cancels the current transfer before the remote frame has been sent.
Cancels the current transfer. The next remote frame is not serviced.
MB5
29
21
13
–
–
–
5
MB4
AT91SAM7X512/256/128 Preliminary
28
20
12
–
–
–
4
MB3
27
19
11
–
–
–
3
MB2
26
18
10
–
–
–
2
MB1
25
17
–
–
9
–
1
MB0
24
16
–
–
8
–
0
550