SAM7X128 Atmel Corporation, SAM7X128 Datasheet - Page 530

• Manufacturer Part Number: SAM7X128
• Manufacturer: Atmel Corporation

Specifications of SAM7X128

• Flash (kbytes): 128 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): 32
• 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

Figure 36-21. Time Triggered Operations
530
(CAN_MSRlast_mailbox_number)
(CAN_MSRlast_mailbox_number)
Timer Event x
Timer Event x
Timer Event y
(CAN_MSRx)
(CAN_MSRy)
(CAN_MSRx)
CAN BUS
CAN_TIM
CAN BUS
CAN_TIM
SAM7X512/256/128
MRDY
MRDY
MRDY
MRDY
MRDY
frozen. The TOVF bit in the CAN_SR register is cleared by reading the CAN_SR register.
Depending on the corresponding interrupt mask in the CAN_IMR register, an interrupt is gener-
ated when TOVF is set.
Reference
Reference
Message
Message
MTIMEMARKx == CAN_TIM
MTIMEMARKx == CAN_TIM
End of Frame
End of Frame
Internal Counter Reset
Internal Counter Reset
Time Window
Time Window
MTIMEMARKy == CAN_TIM
Cleared by software
Basic Cycle
Basic Cycle
Message x
Cleared by software
Message x
Arbitration Win
Message x
Arbitration Lost
Message y
Message y
Arbitration Win
6120I–ATARM–06-Apr-11