M55800A Atmel Corporation, M55800A Datasheet - Page 82

• 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

PIO Output Status Register
Register Name: PIO_OSR
Access Type:
Reset Value:
Offset:
This register shows the PIO pin control (output enable) status which is programmed in PIO_OER and PIO ODR. The
defined value is effective only if the pin is controlled by the PIO. The register reads as follows:
1 = The corresponding PIO is output on this line.
0 = The corresponding PIO is input on this line.
82
P31
P23
P15
P7
31
23
15
7
AT91X40 Series
Read Only
0
0x18
P30
P22
P14
30
22
14
P6
6
P29
P21
P13
P5
29
21
13
5
P28
P20
P12
P4
28
20
12
4
P27
P19
P11
P3
27
19
11
3
P26
P18
P10
26
18
10
P2
2
P25
P17
P9
P1
25
17
9
1
1354D–ATARM–08/02
P24
P16
P8
P0
24
16
8
0