SAM7X256 Atmel Corporation, SAM7X256 Datasheet - Page 532

no-image

SAM7X256

Manufacturer Part Number
SAM7X256
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM7X256

Flash (kbytes)
256 Kbytes
Pin Count
100
Max. Operating Frequency
55 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
62
Ext Interrupts
62
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
2
Twi (i2c)
1
Uart
3
Can
1
Ssc
1
Ethernet
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
64
Self Program Memory
NO
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
3.3
Operating Voltage (vcc)
3.0 to 3.6
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
36.8.1
Name:
Access Type:
• CANEN: CAN Controller Enable
0 = The CAN Controller is disabled.
1 = The CAN Controller is enabled.
• LPM: Disable/Enable Low Power Mode
w Power Mode.
1 = Enable Low Power M
CAN controller enters Low Power Mode once all pending messages have been transmitted.
• ABM: Disable/Enable Autobaud/Listen mode
0 = Disable Autobaud/listen mode.
1 = Enable Autobaud/listen mode.
• OVL: Disable/Enable Overload Frame
0 = No overload frame is generated.
1 = An overload frame is generated after each successful reception for mailboxes configured in Receive with/without over-
write Mode, Producer and Consumer.
• TEOF: Timestamp messages at each end of Frame
0 = The value of CAN_TIM is captured in the CAN_TIMESTP register at each Start Of Frame.
1 = The value of CAN_TIM is captured in the CAN_TIMESTP register at each End Of Frame.
• TTM: Disable/Enable Time Triggered Mode
0 = Time Triggered Mode is disabled.
1 = Time Triggered Mode is enabled.
• TIMFRZ: Enable Timer Freeze
0 = The internal timer continues to be incremented after it reached 0xFFFF.
1 = The internal timer stops incrementing after reaching 0xFFFF. It is restarted after a timer reset. See
nal Timer Counter” on page
532
DRPT
31
23
15
7
SAM7X512/256/128
CAN Mode Register
TIMFRZ
30
22
14
CAN_MR
Read-write
6
529.
TTM
29
21
13
5
TEOF
28
20
12
4
OVL
27
19
11
3
ABM
26
18
10
2
RXSYNC
LPM
25
17
9
1
“Freezing the Inter-
6120I–ATARM–06-Apr-11
CANEN
24
16
8
0

Related parts for SAM7X256