SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 320
SAM7L128
Manufacturer Part Number
SAM7L128
Description
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
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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
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