MC908LJ12CFUE Freescale Semiconductor, MC908LJ12CFUE Datasheet - Page 210

• Manufacturer Part Number: MC908LJ12CFUE
• Description: IC MCU 12K FLASH 4/8MHZ 64-QFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC908LJ12CFUE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: IRSCI, SPI
• Peripherals: LCD, LVD, POR, PWM
• Number Of I /o: 32
• Program Memory Size: 12KB (12K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 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: 64-QFP
• Processor Series: HC08LJ
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 4
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, M68EML08LJLKE, ZK-HC08LX-A, M68CBL05CE
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 6 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

Real Time Clock (RTC)
12.2 Introduction
12.3 Features
Technical Data
210
Addr.
$0042
$0043
RTC Control Register 1
RTC Control Register 2
Register Name
(RTCCR1)
(RTCCR2)
This section describes the real time clock (RTC) module. The RTC
provides real time clock and calendar functions with automatic leap year
adjustments. Other functions include alarm interrupt, periodic interrupts,
and a chronograph timer.
Features of the RTC module include:
Reset:
Reset:
Read:
Read:
Write:
Write:
Figure 12-1. RTC I/O Register Summary
•
•
•
•
•
Counter registers for:
– Second
– Minute
– Hour
– Day
– Day-of-week
– Month
– Year
Day counter with automatic month and leap year adjustment
1/100 seconds chronograph counter
Seven periodic interrupts
Alarm interrupt
ALMIE
Bit 7
R
0
0
0
Real Time Clock (RTC)
CHRCLR
= Unimplemented
CHRIE
6
0
0
0
DAYIE
CHRE
5
0
0
RTCE
HRIE
4
0
0
MINIE
R
3
0
0
0
MC68HC908LJ12
= Reserved
SECIE
XTL2
Freescale Semiconductor
0
0
2
TB1IE
XTL1
1
0
0
—
Rev. 2.1
TB2IE
XTL0
Bit 0
0
0