M55800A Atmel Corporation, M55800A Datasheet - Page 88
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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13.3.11
Register Name:
Access Type:
Reset State:
Offset:
• ACKUPD: Acknowledge Update Interrupt Mask (Code Label RTC_ACKUPD)
0 = The acknowledge for update interrupt is disabled.
1 = The acknowledge for update interrupt is enabled.
• ALARM: Alarm Interrupt Mask (Code Label RTC_ALARM)
0 = The alarm interrupt is disabled.
1 = The alarm interrupt is enabled.
• SEC: Second Event Interrupt Mask (Code Label RTC_SEC)
0 = The second periodic interrupt is disabled.
1 = The second periodic interrupt is enabled.
• TIMEV: Time Event Interrupt Mask (Code Label RTC_TIMEV)
0 = The selected time event interrupt is disabled.
1 = The selected time event interrupt is enabled.
• CALEV: Calendar Event Interrupt Mask (Code Label RTC_CALEV)
0 = The selected calendar event interrupt is disabled.
1 = The selected calendar event interrupt is enabled.
88
31
23
15
–
–
–
7
–
AT91M5880A
RTC Interrupt Mask Register
30
22
14
RTC_IMR
Read-only
0x0
0x28
–
–
–
6
–
29
21
13
–
–
–
5
–
CALEV
28
20
12
–
–
–
4
TIMEV
27
19
11
–
–
–
3
SEC
26
18
10
–
–
–
2
ALARM
25
17
–
–
–
9
1
1745F–ATARM–06-Sep-07
ACKUPD
24
16
–
–
8
–
0
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