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Differences in SPI (1S-1S-1S) transactions in S28HL/HS-T and S25HL/HS-T - KBA233321

Differences in SPI (1S-1S-1S) transactions in S28HL/HS-T and S25HL/HS-T - KBA233321

ArunKumarChoul
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Version: **

Function

Transaction

Instruction code (HEX)

S28HL/HS-T

S25HL/HS-T

Register Access

Read Configuration Register 1

-

35

Write Enable Volatile

-

50

Write Registers

-

01

Clear Program and Erase Failure Flags

82

30 / 82

Enter 4 Byte Address Mode

-

B7

Exit 4 Byte Address Mode

-

B8

AutoBoot Register Write

-

15

ECC

Read ECC Status

19*1

19 / 18

Read Flash Array

Read Fast

0B

0B / 0C

Program Flash Array

Program Page

12

02 /12

Erase Flash Array

Erase 4-KB Sector

21

20 / 21

Erase 256-KB Sector

DC

D8 / DC

Evaluate Erase Status

D0*1

D0

Sector Erase Count

5D*1

5D

Suspend / Resume

Suspend Erase / Program / Data Integrity Check

B0

75 / 85 / B0

Resume Erase / Program / Data Integrity Check

7A

7A / 8A / 30

Secure Silicon Region

Program Secure Silicon Region

42*1

42

Read Secure Silicon Region

4B*1

4B

Advanced Sector Protection

ASP Register Write

-

2F

Read Dynamic Protection Bit

E0

FA / E0

Write Dynamic Protection Bit

E1

FB / E1

Read Persistent Protection Bit

E2

FC / E2

Program Persistent Protection Bit

E3

FD / E3

Program Password

-

E8

Reset

Software Reset

-

F0


*1: 4-byte address only, not support 3-byte address

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