SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 320

• 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

29.3
29.4
320
Block Diagram
Application Block Diagram
AT91SAM7L128/64 Preliminary
Table 29-2.
Figure 29-1. Block Diagram
Figure 29-2. Application Block Diagram
Abbreviation
ADR
R
W
Rp: Pull up value as given by the I²C Standard
Host with
Interface
TWI
TWD
TWCK
Abbreviations
PMC
APB Bridge
Serial EEPROM
Atmel TWI
Slave 1
MCK
Description
Any address except SADR
Read
Write
Two-wire
Interface
I²C RTC
Slave 2
Controller
I²C LCD
Slave 3
Interrupt
TWI
PIO
AIC
I²C Temp.
Sensor
Slave 4
Rp
6257A–ATARM–20-Feb-08
TWCK
TWD
Rp
VDD