M68HC08 datasheet(33/188 Pages) FREESCALE

33 / 188 page

Memory

FLASH 2TS Memory

MC68HC908RF2 — Rev. 4.0

Data Sheet

MOTOROLA

Memory

Figure 2-4. Smart Programming Algorithm Flowchart

PROGRAM FLASH 2TS

INITIALIZE ATTEMPT COUNTER

SET PGM BIT AND FDIV BITS

WAIT THVTV

WAIT tVTP

SET HVEN BIT

CLEAR PGM BIT

SET MARGIN BIT

WAIT tHVD

INCREMENT ATTEMPT COUNTER

TO 0

PROGRAMMING OPERATION

FAILED

PROGRAMMING OPERATION

COMPLETE

WRITE DATA TO

SELECTED PAGE

WAIT tSTEP

CLEAR HVEN BIT

MARGIN READ PAGE OF DATA

CLEAR MARGIN BIT

MARGIN READ DATA

EQUAL TO

WRITE DATA?

READ FLASH BLOCK PROTECT REG.

Page Program/Margin Read Procedure

Note: This page program algorithm

assumes the page/s to be programmed

are initially erased.

Note: This algorithm is mandatory for

programming the FLASH 2TS.

SET INTERRUPT MASK:

CLEAR MARGIN BIT

CLEAR INTERRUPT MASK:

SEI INSTRUCTION

CLI INSTRUCTION

ATTEMPT COUNT

EQUAL TO

flsPulses?

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

M68HC08 Datasheet(PDF) 33 Page - Freescale Semiconductor, Inc

M68HC08 Datasheet(HTML) 33 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datasheet Download

Link URL