M28W640HCT datasheet(61/72 Pages) NUMONYX

Part #	M28W640HCT

Description	64 Mbit (4 Mb x 16, boot block) 3 V supply Flash memory

Download	72 Pages

Scroll/Zoom	100%

Manufacturer	NUMONYX [Numonyx B.V]

Direct Link	http://www.numonyx.com

Logo

61 / 72 page

M28W640HCT, M28W640HCB

Flowcharts and pseudocodes

61/72

Figure 17.

Quadruple Word Program flowchart and pseudocode

1.

Status check of b1 (protected block), b3 (VPP invalid) and b4 (program error) can be made after each program operation or

after a sequence.

2.

If an error is found, the Status Register must be cleared before further Program/Erase operations.

3.

Address 1 to address 4 must be consecutive addresses differing only for bits A0 and A1.

Write 56h

AI06233

Start

Write Address 1

& Data 1 (3)

Read Status

Register

YES

NO

b7 = 1

YES

NO

b3 = 0

NO

b4 = 0

VPP Invalid

Error (1, 2)

Program

Error (1, 2)

YES

End

YES

NO

b1 = 0

Program to Protected

Block Error (1, 2)

Write Address 2

& Data 2 (3)

quadruple_word_program_command (addressToProgram1, dataToProgram1,

addressToProgram2, dataToProgram2,

addressToProgram3, dataToProgram3,

addressToProgram4, dataToProgram4)

{

writeToFlash (any_address, 0x56) ;

writeToFlash (addressToProgram1, dataToProgram1) ;

/*see note (3) */

writeToFlash (addressToProgram2, dataToProgram2) ;

/*see note (3) */

writeToFlash (addressToProgram3, dataToProgram3) ;

/*see note (3) */

writeToFlash (addressToProgram4, dataToProgram4) ;

/*see note (3) */

/*Memory enters read status state after

the Program command*/

do {

status_register=readFlash (any_address) ;

/* E or G must be toggled*/

} while (status_register.b7== 0) ;

if (status_register.b3==1) /*VPP invalid error */

error_handler ( ) ;

if (status_register.b4==1) /*program error */

error_handler ( ) ;

if (status_register.b1==1) /*program to protect block error */

error_handler ( ) ;

}

Write Address 3

& Data 3 (3)

Write Address 4

& Data 4 (3)

Similar Part No. - M28W640HCT

Manufacturer	Part #	Datasheet	Description
STMicroelectronics	M28W640	393Kb / 54P	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory
	M28W640C-ZBT	393Kb / 54P	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory
	M28W640CB	393Kb / 54P	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory
	M28W640CB80N1T	393Kb / 54P	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory
	M28W640CB80N6T	393Kb / 54P	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory

More results

Similar Description - M28W640HCT

Manufacturer	Part #	Datasheet	Description
Numonyx B.V	M29W064FT	1Mb / 69P	64 Mbit (8 Mbit x 8 or 4 Mbit x 16, page, boot block) 3 V supply Flash memory
Numonyx B.V	M29W160FT	1Mb / 57P	16 Mbit or 32 Mbit (x 8 or x 16, boot block) 3 V supply Flash memory
STMicroelectronics	M28W640FCT	534Kb / 77P	64 Mbit (4Mbx16, Boot Block) 3V Supply Flash memory
Numonyx B.V	M29W128GH	1Mb / 94P	128 Mbit (16 Mb x 8 or 8 Mb x 16, page, uniform block) 3 V supply Flash memory
Numonyx B.V	M29DW128G	254Kb / 11P	128 Mbit (8 Mb x 16, multiple bank, page, dual boot) 3 V supply Flash memory
STMicroelectronics	M28W640ECT	838Kb / 55P	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory
Numonyx B.V	M29W400DT	1Mb / 48P	4 Mbit (512 Kb x 8 or 256 Kb x 16, boot block) 3 V supply Flash memory
Numonyx B.V	M29W800DT	1Mb / 52P	8-Mbit (1 Mbit x 8 or 512 Kbits x 16, boot block) 3 V supply flash memory
STMicroelectronics	M29W400DT	449Kb / 48P	4 Mbit (512 Kb x 8 or 256 Kb x 16, boot block) 3 V supply Flash memory
STMicroelectronics	M28W640CT	393Kb / 54P	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory

More results

M28W640HCT Datasheet(PDF) 61 Page - Numonyx B.V

M28W640HCT Datasheet(HTML) 61 Page - Numonyx B.V

Similar Part No. - M28W640HCT

Similar Description - M28W640HCT

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

Datasheet Download

Link URL