Freescale Semiconductor Block Guide Eeprom Command Register Ecmd, Valid Eeprom Command List

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Freescale Semiconductor, Inc.

Freescale Semiconductor, Inc.

Block Guide — S12EETX4KV0 V00.04

Address Offset: $_06

 

7

6

5

4

3

2

1

0

R

0

 

 

 

CMDB

 

 

 

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reset:

0

0

0

0

0

0

0

0

= Unimplemented or Reserved

Figure 3-8 EEPROM Command Register (ECMD)

All CMDB bits are readable and writable during a command write sequence while bit 7 reads zero and is not writable.

CMDB[6:0] — Valid EEPROM commands are shown in Table 3-4. Writing any command other than those listed in Table 3-4sets the ACCERR flag in the ESTAT register.

Table 3-4 Valid EEPROM Command List

CMDB[6:0]

Command

 

 

$05

Erase Verify

 

 

$20

Word Program

 

 

$40

Sector Erase

 

 

$41

Mass Erase

 

 

$47

Sector Erase Abort

 

 

$60

Sector Modify

 

 

3.3.8 RESERVED3

This register is reserved for factory testing and is not accessible.

Address Offset: $_07

 

7

6

5

4

3

2

1

0

R

0

0

0

0

0

0

0

0

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reset:

0

0

0

0

0

0

0

0

= Unimplemented or Reserved

Figure 3-9 RESERVED3

All bits read zero and are not writable.

22

For More Information On This Product,

Go to: www.freescale.com

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Contents Freescale Semiconductor, Inc Original Release Date 7 JUL Revised 30 OCT Motorola, IncRevision History Table of Contents Freescale Semiconductor, Inc List of Figures Freescale Semiconductor, Inc List of Tables Freescale Semiconductor, Inc Freescale Semiconductor, Inc Freescale Semiconductor, Inc Overview FeaturesIntroduction Modes of OperationClock Block DiagramInterface DividerExternal Signal Description Module Memory Map Memory Map and RegistersEeprom Configuration Field Eeprom Memory Map Address Register Name Normal Mode Offset Access Eeprom Register MapRegister Descriptions Eclkdiv Eeprom Clock Divider RegisterEcnfg Eeprom Configuration Register RESERVED2Eprot Eeprom Protection Register Eeprom Protection Register EprotEstat Eeprom Status Register Eeprom Protection Address RangeEcmd Eeprom Command Register Eeprom Command Register Ecmd Valid Eeprom Command ListEaddr Eeprom Address Registers Edata Eeprom Data Registers13 Eeprom Data Low Register Edatalo Functional Description Eeprom Command OperationsWriting the Eclkdiv Register 200 -182 ⁄ 200 × 100 = 9% Determination Procedure for PRDIV8 and Ediv Bits Eeprom Commands Command Write SequenceEeprom Command Description Erase Verify Command SectorExample Erase Verify Command Flow Program Command Freescale Semiconductor, Inc Example Program Command Flow Sector Erase Command Freescale Semiconductor, Inc Example Sector Erase Command Flow Mass Erase Command Example Mass Erase Command Flow Sector Erase Abort Command Freescale Semiconductor, Inc Ccif Example Sector Modify Command Flow Illegal Eeprom Operations3.5 Background Debug Mode Wait ModeStop Mode Unsecuring the MCU in Special Single Chip Mode via the BDMReset While Eeprom Command Active ResetsEeprom Reset Sequence InterruptsEeprom Interrupt Implementation Index Freescale Semiconductor, Inc Block Guide End Sheet Final Pages

Block Guide, EETX4K specifications

Freescale Semiconductor, a global leader in embedded processing solutions, introduced the EETX4K, a revolutionary embedded processor designed to meet the growing demands of industrial applications. The EETX4K processor is specifically engineered for high-performance, low-power systems, offering an ideal balance between performance and power consumption.

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In summary, the Freescale Semiconductor EETX4K is a versatile embedded processor that combines high performance, comprehensive connectivity, advanced graphics capabilities, robust security features, and energy efficiency. These attributes make it an ideal solution for a wide range of applications, paving the way for innovation across multiple industries.
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