MCF51EM256CLL Freescale Semiconductor, MCF51EM256CLL Datasheet - Page 12

IC MCU 32BIT 256KB FLASH 100LQFP

MCF51EM256CLL

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

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

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MCF51EM256CLL
Manufacturer:
FREESCALE
Quantity:
110
Part Number:
MCF51EM256CLL
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
17.4 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-4
17.5 IRTC Programming Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-5
17.6 Top Level Data Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-35
17.7 Modes of Operation (Based on Data Flow) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-36
17.8 Block Description (Brief Overview) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-37
18.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-1
18.2 External Signal Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-2
12
17.5.1 IRTC Year & Month Counters Register (IRTC_YEARMON) . . . . . . . . . . . . . . . . . . 17-7
17.5.2 IRTC Day & Day-of-Week Counters Register (IRTC_DAYS) . . . . . . . . . . . . . . . . . . 17-9
17.5.3 IRTC Hours and Minutes Counter Register (IRTC_HOURMIN) . . . . . . . . . . . . . . . 17-10
17.5.4 IRTC Seconds Counter Register (IRTC_SECONDS) . . . . . . . . . . . . . . . . . . . . . . . . 17-11
17.5.5 IRTC Year & Month Alarm Register (IRTC_ALM_YRMON) . . . . . . . . . . . . . . . . . 17-12
17.5.6 IRTC Days Alarm Register (IRTC_ALM_DAYS) . . . . . . . . . . . . . . . . . . . . . . . . . . 17-13
17.5.7 IRTC Hours and Minutes Alarm Register (IRTC_ALM_HM) . . . . . . . . . . . . . . . . . 17-14
17.5.8 IRTC Seconds Alarm Register (IRTC_ALM_SEC) . . . . . . . . . . . . . . . . . . . . . . . . . 17-15
17.5.9 IRTC Control Register (IRTC_CTRL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-16
17.5.10IRTC Status Register (IRTC_STATUS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-18
17.5.11IRTC Interrupt Status Register (IRTC_ISR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-20
17.5.12IRTC Interrupt Enable Register (IRTC_IER) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-21
17.5.13IRTC Countdown (Minutes) Timer Register (IRTC_COUNT_DN) . . . . . . . . . . . . . 17-24
17.5.14IRTC Configuration Data Register (IRTC_CFG_DATA) . . . . . . . . . . . . . . . . . . . . . 17-25
17.5.15IRTC Daylight Saving Hour Register (IRTC_DST_HOUR) . . . . . . . . . . . . . . . . . . . 17-25
17.5.16IRTC Daylight Saving Month Register (IRTC_DST_MNTH) . . . . . . . . . . . . . . . . . 17-26
17.5.17IRTC Daylight Saving Day Register (IRTC_DST_DAY) . . . . . . . . . . . . . . . . . . . . . 17-27
17.5.18IRTC Compensation Register (IRTC_COMPEN) . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-28
17.5.19IRTC Tamper Time Stamp Month & Year Register (IRTC_TTSR_MY) . . . . . . . . . 17-29
17.5.20IRTC Tamper Time Stamp Day Register (IRTC_TTSR_DAY) . . . . . . . . . . . . . . . . 17-30
17.5.21IRTC Tamper Time Stamp Hours & Minutes Register . . . . . . . . . . . . . . . . . . . . . . . 17-31
17.5.22IRTC Tamper Time Stamp Seconds Register (IRTC_TTSR_SEC) . . . . . . . . . . . . . . 17-32
17.5.23IRTC Up-Counter Higher Register (IRTC_UP_CNTR_H) . . . . . . . . . . . . . . . . . . . . 17-33
17.5.24IRTC Up-Counter Lower Register (IRTC_UP_CNTR_L) . . . . . . . . . . . . . . . . . . . . 17-33
17.7.1 IRTC Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-36
17.7.2 IRTC Normal Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-36
17.7.3 IRTC Standby Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-36
17.7.4 IRTC Tamper Detect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-37
17.7.5 IRTC Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-37
17.8.1 Compensation Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-37
17.8.2 Write Protection Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-39
17.8.3 Tamper Detection Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17-40
18.1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-1
18.1.2 Modes of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-1
18.1.3 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-2
MCF51EM256 Series ColdFire Integrated Microcontroller Reference Manual, Rev. 8
8-Bit Modulo Timer (MTIM)
Chapter 18
Freescale Semiconductor

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