M55800A Atmel Corporation, M55800A Datasheet - Page 40

• Manufacturer Part Number: M55800A
• Manufacturer: Atmel Corporation

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

40
AT91M5880A
Figure 11-19
access to the various AT91M55800A external memory devices. The configurations described
are as follows:
Table 11-1.
Figure Number
11-19
11-20
11-21
11-22
11-23
11-24
11-25
through
Memory Access Waveforms
Figure 11-25
Number of Wait States
0
1
1
0
1
1
0
show the timing cycles and wait states for read and write
Bus Width
16
16
16
16
8
8
8
Size of Data Transfer
Half-word
Half-word
1745F–ATARM–06-Sep-07
Word
Word
Word
Byte
Byte