M55800A Atmel Corporation, M55800A Datasheet - Page 205
M55800A
Manufacturer Part Number
M55800A
Description
Manufacturer
Atmel Corporation
Datasheets
1.M40800.pdf
(284 pages)
2.M40800.pdf
(153 pages)
3.M55800A.pdf
(29 pages)
4.M55800A.pdf
(256 pages)
5.M55800A.pdf
(28 pages)
Specifications of M55800A
Flash (kbytes)
0 Kbytes
Pin Count
176
Max. Operating Frequency
33 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
58
Ext Interrupts
58
Usb Speed
No
Usb Interface
No
Spi
1
Uart
3
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
72
Resistive Touch Screen
No
Dac Channels
1
Dac Resolution (bits)
10
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
8
Self Program Memory
NO
External Bus Interface
1
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
3.3/5.0
Fpu
No
Mpu / Mmu
no / no
Timers
6
Output Compare Channels
6
Input Capture Channels
6
32khz Rtc
Yes
Calibrated Rc Oscillator
No
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20.7.6
Register Name:
Access Type:
Offset:
• RDRF: Receive Data Register Full Interrupt Enable (Code Label SP_RDRF)
0 = No effect.
1 = Enables the Receiver Data Register Full Interrupt.
• TDRE: SPI Transmit Data Register Empty Interrupt Enable (Code Label SP_TDRE)
0 = No effect.
1 = Enables the Transmit Data Register Empty Interrupt.
• MODF: Mode Fault Error Interrupt Enable (Code Label SP_MODF)
0 = No effect.
1 = Enables the Mode Fault Interrupt.
• OVRES: Overrun Error Interrupt Enable (Code Label SP_OVRES)
0 = No effect.
1 = Enables the Overrun Error Interrupt.
• SPENDRX: End of Receiver Transfer Interrupt Enable (Code Label SP_ENDRX)
0 = No effect.
1 = Enables the End of Receiver Transfer Interrupt.
• SPENDTX: End of Transmitter Transfer Interrupt Enable (Code Label SP_ENDTX)
0 = No effect.
1 = Enables the End of Transmitter Transfer Interrupt.
1745F–ATARM–06-Sep-07
31
23
15
–
–
–
7
–
SPI Interrupt Enable Register
SP_IER
Write-only
0x14
30
22
14
–
–
–
6
–
SPENDTX
29
21
13
–
–
–
5
SPENDRX
28
20
12
–
–
–
4
OVRES
27
19
11
–
–
–
3
MODF
26
18
10
–
–
–
2
TDRE
AT91M5880A
25
17
–
–
–
9
1
RDRF
24
16
–
–
–
8
0
205
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