mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 288
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mpc823rg
Manufacturer Part Number
mpc823rg
Description
Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MPC823RG.pdf
(1348 pages)
- Current page: 288 of 1348
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ALE—Alarm Interrupt Enable
This bit allows the real-time clock to generate an interrupt when the ALR bit is set.
RTF—Real-Time Clock Freeze Enable
RTE—Real-Time Clock Enable
12.7.2 Real-Time Clock Register
The 32-bit real-time clock (RTC) register contains the current value of the real-time clock.
The maximum value is approximately 136 years.
RTC—Real-Time Clock
This field represents time measured in seconds. Each unit represents one second.
RTC
NOTE: — = Undefined.
RESET
RESET
FIELD
ADDR
FIELD
ADDR
R/W
R/W
BIT
BIT
0 = Disables the seconds interrupt.
1 = The real-time clock generates an interrupt.
0 = The real-time clock is unaffected by the FRZ signal.
1 = The FRZ signal stops the real-time clock.
0 = The real-time clock timers are disabled.
1 = The real-time clock timers are enabled.
16
0
17
1
18
2
Freescale Semiconductor, Inc.
For More Information On This Product,
19
3
20
MPC823 REFERENCE MANUAL
4
Go to: www.freescale.com
21
5
(IMMR & 0xFFFF0000) + 0x224
(IMMR & 0xFFFF0000) + 0x226
22
6
23
7
RTC
RTC
R/W
R/W
—
—
24
8
25
9
10
26
11
27
System Interface Unit
12
28
13
29
14
30
12-19
15
31
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