SAM7SE256 Atmel Corporation, SAM7SE256 Datasheet - Page 502

• Manufacturer Part Number: SAM7SE256
• Manufacturer: Atmel Corporation

Specifications of SAM7SE256

• Flash (kbytes): 256 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 48 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 88
• Ext Interrupts: 88
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Ssc: 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
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

36.2
502
Block Diagram
SAM7SE512/256/32
Figure 36-1. Timer/Counter Block Diagram
Table 36-1.
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
Block/Channel
Channel Signal
Signal Name Description
Timer Counter
TCLK0
TCLK1
TCLK2
TCLK0
TCLK1
TCLK2
TCLK0
TCLK1
TCLK2
TIOA1
TIOA2
TIOA0
TIOA2
TIOA0
TIOA1
XC0, XC1, XC2
Signal Name
SYNC
TIOA
TIOB
INT
TC0XC0S
TC1XC1S
TC2XC2S
XC0
XC1
XC2
XC0
XC1
XC2
XC0
XC1
XC2
Description
External Clock Inputs
Capture Mode: Timer/Counter Input
Waveform Mode: Timer/Counter Output
Capture Mode: Timer/Counter Input
Waveform Mode: Timer/Counter Input/output
Interrupt Signal Output
Synchronization Input Signal
Timer/Counter
Timer/Counter
Timer/Counter
Channel 0
Channel 1
Channel 2
SYNC
SYNC
SYNC
TIOA
TIOB
TIOA
TIOB
TIOA
TIOB
INT2
INT0
INT1
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2
Advanced
Controller
Interrupt
6222F–ATARM–14-Jan-11
Parallel I/O
Controller
TCLK0
TCLK1
TCLK2
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2