M42800A Atmel Corporation, M42800A Datasheet - Page 194

• Manufacturer Part Number: M42800A
• Manufacturer: Atmel Corporation

Specifications of M42800A

• Flash (kbytes): 0 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 33 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 54
• Ext Interrupts: 54
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Resistive Touch Screen: No
• 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

19.13 SPI Interrupt Enable Register
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_SPENDRX)
0 = No effect.
1 = Enables the End of Receiver Transfer Interrupt.
• SPENDTX: End of Transmitter Transfer Interrupt Enable (Code Label SP_SPENDTX)
0 = No effect.
1 = Enables the End of Transmitter Transfer Interrupt.
194
31
23
15
–
–
–
7
–
AT91M42800A
30
22
14
SP_IER
Write-only
0x14
–
–
–
6
–
SPENDTX
29
21
13
–
–
–
5
SPENDRX
28
20
12
–
–
–
4
OVRES
27
19
11
–
–
–
3
MODF
26
18
10
–
–
–
2
TDRE
25
17
–
–
9
–
1
1779D–ATARM–14-Apr-06
RDRF
24
16
–
–
8
–
0