SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 314

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SAM7L128

Manufacturer Part Number
SAM7L128
Description
Manufacturer
Atmel Corporation
Datasheets

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
28.7.7
Name:
Access Type:
• RDRF: Receive Data Register Full Interrupt Disable
• TDRE: SPI Transmit Data Register Empty Interrupt Disable
• MODF: Mode Fault Error Interrupt Disable
• OVRES: Overrun Error Interrupt Disable
• ENDRX: End of Receive Buffer Interrupt Disable
• ENDTX: End of Transmit Buffer Interrupt Disable
• RXBUFF: Receive Buffer Full Interrupt Disable
• TXBUFE: Transmit Buffer Empty Interrupt Disable
• NSSR: NSS Rising Interrupt Disable
0 = No effect.
1 = Disables the corresponding interrupt.
• TXEMPTY: Transmission Registers Empty Disable
314
TXBUFE
31
23
15
7
AT91SAM7L128/64 Preliminary
SPI Interrupt Disable Register
RXBUFF
30
22
14
SPI_IDR
Write-only
6
ENDTX
29
21
13
5
ENDRX
28
20
12
4
OVRES
27
19
11
3
MODF
26
18
10
2
-
TXEMPTY
TDRE
25
17
9
1
6257A–ATARM–20-Feb-08
NSSR
RDRF
24
16
8
0

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