M55800A Atmel Corporation, M55800A Datasheet - Page 128
M55800A
Manufacturer Part Number
M55800A
Description
Manufacturer
Atmel Corporation
Datasheets
1.M40800.pdf
(284 pages)
2.M40800.pdf
(153 pages)
3.M55800A.pdf
(29 pages)
4.M55800A.pdf
(256 pages)
5.M55800A.pdf
(28 pages)
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
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16.9.19
Register Name:
Access Type:
Offset:
This register is used to disable the open drain configuration of the output buffer.
1 = Disables the multi-driver option on the corresponding pin.
0 = No effect.
16.9.20
Register Name:
Access Type:
Reset Value:
Offset:
This register indicates which pins are configured with open drain drivers.
1 = PIO is configured as an open drain.
0 = PIO is not configured as an open drain.
128
P31
P23
P15
P31
P23
P15
31
23
15
P7
31
23
15
P7
7
7
AT91M5880A
PIO Multi-driver Disable Register
PIO Multi-driver Status Register
P30
P22
P14
P30
P22
P14
P6
P6
30
22
14
30
22
14
PIO_MDDR
Write-only
0x54
6
PIO_MDSR
Read-only
0x0
0x58
6
P29
P21
P13
P29
P21
P13
29
21
13
P5
29
21
13
P5
5
5
P28
P20
P12
P28
P20
P12
P4
P4
28
20
12
28
20
12
4
4
P27
P19
P11
P27
P19
P11
P3
P3
27
19
11
27
19
11
3
3
P26
P18
P10
P26
P18
P10
P2
P2
26
18
10
26
18
10
2
2
P25
P17
P25
P17
P9
P1
P9
P1
25
17
25
17
9
1
9
1
1745F–ATARM–06-Sep-07
P24
P16
P24
P16
P8
P0
P8
P0
24
16
24
16
8
0
8
0
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