MCF51EM256CLL Freescale Semiconductor, MCF51EM256CLL Datasheet - Page 402

• Manufacturer Part Number: MCF51EM256CLL
• Description: IC MCU 32BIT 256KB FLASH 100LQFP
• Manufacturer: Freescale Semiconductor
• Series: MCF51EMr

Specifications of MCF51EM256CLL

• Core Processor: Coldfire V1
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LCD, LVD, PWM, WDT
• Number Of I /o: 63
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 16x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-LQFP
• Processor Series: MCF51EM
• Core: ColdFire V1
• Data Bus Width: 32 bit
• Data Ram Size: 16 KB
• Interface Type: RS-232, LIN
• Maximum Clock Frequency: 50 MHz
• Number Of Timers: 3
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JLINK-CF-BDM26, EWCF
• Development Tools By Supplier: DEMOEM
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Independent Robust Real Time Clock (IRTC)
17.5.10 IRTC Status Register (IRTC_STATUS)
17-18
Reset Value
Reset Value
Field
15–6
IRTC_ALM_SECONDS
IRTC_ALM_HOURMIN
IRTC_STATUS
IRTC_ALM_MONYR
IRTC_DST_MONTH
IRTC_COUNT_DN
IRTC_DST_HOUR
Bit Type
Bit Type
IRTC_ALM_DAYS
IRTC_TTSR_SEC
IRTC_MONYEAR
IRTC_SECONDS
IRTC_TTSR_HM
IRTC_DST_DAY
Field
Field
IRTC_DAYS
MCF51EM256 Series ColdFire Integrated Microcontroller Reference Manual, Rev. 8
Reserved bits. Not writeable. Read returns zeros.
Bit 15
rsvd
rsvd
Bit 7
—
—
Figure 17-11. IRTC Status Register (IRTC_STATUS)
Bit 14
rsvd
rsvd
Bit 6
Table 17-11. Register Changes for BCD Format
—
—
Table 17-12. IRTC_STATUS Feild Descriptions
Bits 5:0 – Seconds
Bits 4:0 – Days
Bits 3:0 – Months
Bits 12:8 – Hour
Bits 5:0 – Minutes
Bits 5:0 – Seconds
Bits 4:0 – Days
Bits 3:0 – Months
Bits 12:8 – Hour Start
Bits 4:0 – Hour End
Bits 12:8 – Day Start
Bits 4:0 – Day End
Bits 11:8 – Months Start
Bits 3:0 – Months End
Bits 12:8 – Hour
Bits 5:0 – Minutes
Bits 5:0 – Seconds
Bits 5:0 – Minutes
Bit 13
rsvd
CLV
Bit 5
—
ro
0
WPE
Bit 12
rsvd
Bit 4
Status Register
—
ro
0
Description
OCAL
Bit 11
rsvd
Bit 3
—
ro
0
Bits 7:0 – Seconds
Bits 7:0 – Days
Bits 7:0 – Months
Bits 15:8 – Hour
Bits 7:0 – Minutes
Bits 7:0 – Seconds
Bits 7:0 – Days
Bits 7:0 – Months
Bits 15:8 – Hour Start
Bits 7:0 – Hour End
Bits 15:8 – Day Start
Bits 7:0 – Day End
Bits 11:8 – Months Start
Bits 3:0 – Months End
Bits 15:8 – Hour
Bits 7:0 – Minutes
Bits 7:0 – Seconds
Bits 7:0 – Minutes
BERR
rw1c
Bit 10
rsvd
Bit 2
—
0
C_DON
rw1c
rsvd
Bit 9
Bit 1
—
0
Freescale Semiconductor
INVAL
rsvd
Bit 8
Bit 0
Offset: 0x12
—
ro
0
0x12
0x13