SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 190

• Manufacturer Part Number: SAM7L128
• Manufacturer: Atmel Corporation

Specifications of SAM7L128

• Flash (kbytes): 128 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 36 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 80
• Ext Interrupts: 80
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Segment Lcd: 40
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 460
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 6
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.8 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

23.2
23.3
23.4
190
Block Diagram
Application Block Diagram
AIC Detailed Block Diagram
AT91SAM7L128/64 Preliminary
Figure 23-1. Block Diagram
Figure 23-2. Description of the Application Block
Figure 23-3. AIC Detailed Block Diagram
IRQ0-IRQn
FIQ
Applications
Standalone
Peripherals
Embedded
PIOIRQ
Controller
Embedded Peripherals
Embedded
PeripheralEE
PIO
Embedded
Peripheral
Embedded
Peripheral
IRQ0-IRQn
FIQ
OS Drivers
External
Internal
Source
Source
Stage
Stage
Input
Input
General OS Interrupt Handler
Advanced Interrupt Controller
Advanced Interrupt Controller
Forcing
Thirty-two
Sources
Fast
OS-based Applications
User Interface
Up to
AIC
RTOS Drivers
APB
APB
External Peripherals
(External Interrupts)
Controller
Controller
Interrupt
Interrupt
Priority
Fast
Hard Real Time Tasks
nIRQ
nFIQ
Processor
ARM
Wake Up
Processor
Clock
Management
nFIQ
nIRQ
Controller
Processor
6257A–ATARM–20-Feb-08
Power
ARM