MC908LJ24CPKE Freescale Semiconductor, MC908LJ24CPKE Datasheet - Page 240
MC908LJ24CPKE
Manufacturer Part Number
MC908LJ24CPKE
Description
IC MCU 8BIT 24K FLASH 80-LQFP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908LK24CFUE.pdf
(464 pages)
Specifications of MC908LJ24CPKE
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Connectivity
I²C, IRSCI, SPI
Peripherals
LCD, LVD, POR, PWM
Number Of I /o
48
Program Memory Size
24KB (24K x 8)
Program Memory Type
FLASH
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 6x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
80-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC908LJ24CPKE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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Real Time Clock (RTC)
12.10.6 Alarm Minute and Hour Registers (ALMR and ALHR)
Data Sheet
240
NOTE:
NOTE:
Address:
Address:
These read/write registers contain the alarm minute and hour values for
the hour and minute alarm function. When the hour counter matches the
value in the alarm hour register (ALHR) and the minute counter matches
the value in the alarm minute register (ALMR), the alarm flag, ALMF, is
set. When ALMF is set and the alarm interrupt enable bit, ALMIE, is also
set, a CPU interrupt request is generated.
Writing values other than 0 to 59, to ALMR is possible, but the alarm flag
will never be set.
Writing values other than 0 to 23, to ALHR is possible, but the alarm flag
will never be set.
Reset:
Reset:
Read:
Write:
Read:
Write:
$0045
$0046
0
0
0
0
Figure 12-11. Alarm Minute Register (ALMR)
Figure 12-12. Alarm Hour Register (ALHR)
Real Time Clock (RTC)
= Unimplemented
= Unimplemented
0
0
0
0
AM5
U
0
0
AM4
AH4
U
U
AM3
AH3
MC68HC908LJ24/LK24 — Rev. 2.1
U
U
AM2
AH2
Freescale Semiconductor
U
U
AM1
AH1
U
U
AM0
AH0
U
U
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