M55800A Atmel Corporation, M55800A Datasheet - Page 47

• 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

Figure 11-25. 0 Wait States, 16-bit Bus Width, Byte Transfer
1745F–ATARM–06-Sep-07
·
·
·
READ ACCESS
Standard Protocol
·
Early Protocol
Byte Write Option
WRITE ACCESS
Byte Select Option
Internal Address
Internal Bus
D0-D15
A1-A23
D0-D15
D0-D15
NWR0
NWR1
NWE
MCK
NLB
NRD
NCS
NRD
NUB
ADDR X X X 0
ADDR X X X 0
B
XB
X B
1
B
1
1
X X X B
1
1
ADDR X X X 0
ADDR X X X 1
B
B
2
2
B
B
X
2
2
X
X X B
2
X
AT91M5880A
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