M42800A Atmel Corporation, M42800A Datasheet - Page 219

• 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

AT91M42800A
13.6 System Timer Period Interval Mode Register ....................................... 75
13.7 System Timer Watchdog Mode Register .............................................. 75
13.8 System Timer Real-time Mode Register ............................................... 76
13.9 System Timer Status Register .............................................................. 76
13.10 System Timer Interrupt Enable Register ............................................ 77
13.11 System Timer Interrupt Disable Register ............................................ 78
13.12 System Timer Interrupt Mask Register ............................................... 79
13.13 System Timer Real-time Alarm Register ............................................ 80
13.14 System Timer Current Real-time Register .......................................... 80
14 AIC: Advanced Interrupt Controller ..........................................81
14.1 Hardware Interrupt Vectoring ...............................................................82
14.2 Priority Controller .................................................................................. 83
14.3 Interrupt Handling ................................................................................. 83
14.4 Interrupt Masking .................................................................................. 83
14.5 Interrupt Clearing and Setting ...............................................................84
14.6 Fast Interrupt Request .......................................................................... 84
14.7 Software Interrupt ................................................................................. 84
14.8 Spurious Interrupt ................................................................................. 84
14.9 Protect Mode ........................................................................................ 85
14.10 AIC User Interface .............................................................................. 86
14.11 AIC Source Mode Register ................................................................. 87
14.12 AIC Source Vector Register ...............................................................88
14.13 AIC Interrupt Vector Register ............................................................. 88
14.14
AIC FIQ Vector Register ................................................................................................. 89
14.15 AIC Interrupt Status Register .............................................................. 89
14.16 AIC Interrupt Pending Register ........................................................... 90
14.17 AIC Interrupt Mask Register ...............................................................90
14.18 AIC Core Interrupt Status Register ..................................................... 91
14.19 AIC Interrupt Enable Command Register ........................................... 92
14.20 AIC Interrupt Disable Command Register .......................................... 92
14.21 AIC Interrupt Clear Command Register .............................................. 93
14.22 AIC Interrupt Set Command Register ................................................. 93
14.23 AIC End of Interrupt Command Register ............................................ 94
14.24 AIC Spurious Vector Register ............................................................. 94
14.25 Standard Interrupt Sequence ............................................................. 95
14.26 Fast Interrupt Sequence ..................................................................... 96
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1779D–ATARM–14-Apr-06