M55800A Atmel Corporation, M55800A Datasheet - Page 129

• 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

17. SF: Special Function Registers
17.1
17.2
Chip ID Base Address = 0xFFF00000 (Code Label SF_BASE)
Table 17-1.
1745F–ATARM–06-Sep-07
Product
AT91M55800A
Offset
0x0C
0x00
0x04
0x08
0x10
0x14
0x18
Chip Identifier
SF User Interface
Register Mapping
Register
Chip ID Register
Chip ID Extension Register
Reset Status Register
Reserved
Reserved
Reserved
Protect Mode Register
The AT91M55800A provides registers which implement the following special functions.
The following chip identifier values are covered in this datasheet:
• Chip identification
• RESET status
SF_CIDR
SF_EXID
SF_PMR
SF_RSR
Name
Revision
–
–
–
A
Read/Write
Read-only
Read-only
Read-only
Access
–
–
–
AT91M5880A
0x15580040
Chip ID
Reset State
See register
description
Hardwired
Hardwired
0x0
–
–
–
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