SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 560

• 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

iv
AT91SAM7L128/64 Preliminary
20 Fast Flash Programming Interface (FFPI) .......................................... 157
21 AT91SAM Boot Program ..................................................................... 173
22 Peripheral DMA Controller (PDC) ....................................................... 179
23 Advanced Interrupt Controller (AIC) .................................................. 189
24 Clock Generator ................................................................................... 213
19.2
19.3
19.4
20.1
20.2
20.3
21.1
21.2
21.3
21.4
21.5
21.6
22.1
22.2
22.3
22.4
23.1
23.2
23.3
23.4
23.5
23.6
23.7
23.8
24.1
24.2
24.3
24.4
24.5
Product Dependencies ..................................................................................141
Functional Description ...................................................................................141
Enhanced Embedded Flash Controller (EEFC) User Interface .....................152
Overview ........................................................................................................157
Parallel Fast Flash Programming ..................................................................157
Serial Fast Flash Programming .....................................................................166
Overview ........................................................................................................173
Flow Diagram ................................................................................................173
Device Initialization ........................................................................................173
SAM-BA Boot ................................................................................................174
In-Application Programming (IAP) Feature ....................................................177
Hardware and Software Constraints ..............................................................178
Overview ........................................................................................................179
Block Diagram ...............................................................................................179
Functional Description ...................................................................................180
Peripheral DMA Controller (PDC) User Interface .........................................182
Overview ........................................................................................................189
Block Diagram ...............................................................................................190
Application Block Diagram .............................................................................190
AIC Detailed Block Diagram ..........................................................................190
I/O Line Description .......................................................................................191
Product Dependencies ..................................................................................191
Functional Description ...................................................................................192
Advanced Interrupt Controller (AIC) User Interface .......................................202
Overview ........................................................................................................213
Slow Clock .....................................................................................................214
Slow Clock RC Oscillator ...............................................................................214
Slow Clock Crystal Oscillator .........................................................................214
Main Clock .....................................................................................................215
DRAFT
6257A–ATARM–20-Feb-08