SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 159

• 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

20.2.2
6257A–ATARM–20-Feb-08
Signal Names
Figure 20-2. The Charge Pump and the LCD Regulator are Not Used
Depending on the MODE settings, DATA is latched in different internal registers.
Table 20-2.
When MODE is equal to CMDE, then a new command (strobed on DATA[15:0] signals) is stored
in the command register.
Table 20-3.
MODE[3:0]
0000
0001
0010
0101
Default
DATA[15:0]
0x0011
0x0012
0x0022
0x0032
0x0042
0x0013
0x0014
0x0024
0x0015
0x0034
External supply
Mode Coding
Command Bit Coding
Symbol
CMDE
ADDR0
ADDR1
DATA
IDLE
Symbol
READ
WP
WPL
EWP
EWPL
EA
SLB
CLB
GLB
SGPB
VDDINLCD
VDDLCD
VDD3V6
VDDIO2
AT91SAM7L128/64 Preliminary
Command Executed
Read Flash
Write Page Flash
Write Page and Lock Flash
Erase Page and Write Page
Erase Page and Write Page then Lock
Erase All
Set Lock Bit
Clear Lock Bit
Get Lock Bit
Set General Purpose NVM bit
Data
Command Register
Address Register LSBs
Address Register MSBs
Data Register
No register
Regulator
Voltage
Charge
Pump
LCD
CAPP1
CAPM1
CAPP2
CAPM2
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