LQFP100 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

LQFP100

8/16-BIT SINGLE VOLTAGE FLASH MCU FAMILY WITH RAM, E³ ™ (EMULATED EEPROM), CAN 2.0B AND J1850 BLPD

STMicroelectronics 

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ST92F124/F150/F250 - SINGLE VOLTAGE FLASH & E3 TM (EMULATED EEPROM)

Figure 33. Hardware Emulation Flow

Emulation Flow

Reset

Read Status Pages

Map E3 TM

in current sector

Write operation

to complete ?

No

Yes

Complete

Write operation

Update

Status page

Wait for

Update commands

Page

Update

Command

3.2.5 Important note on Flash Erase Suspend

Refer to Section 13.1 on page 408;

Program selected

Page from RAM buffer

in next free block

new

sector ?

No

Yes

Copy all other Pages

into RAM buffer;

then program them

in next free block

Complementary Yes

sector erased ?

No

1/4 erase of

complementary sector

Update

Status Page

End Page

Update

Interrupt

(to Core)

55/429

9

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