AN3163

ISO 15693 RF reader upgrades

Doc ID 17157 Rev 2

9/13

3

ISO 15693 RF reader upgrades

Summary of upgrades to be brought to standard ISO 15693 RF readers to make them

support M24LRxx devices:

●

Set the Protocol _extension_flag to ‘1’ in the Get System Info command (2Bh):

“Memory size” in the response will subsequently be coded on 3 bytes.

●

Set the Protocol _extension_flag to ‘1’ in the Get Multiple block Security Status

command (2Ch) and code “first block number” on 2 bytes.

●

Set the Protocol _extension_flag to ‘1’ in the Read Single block command (20h) and

code “first block number” on 2 bytes.

●

Set the Protocol _extension_flag to ‘1’ in the Fast Read Single block command (C0h)

and code “first block number” on 2 bytes.

●

Set the Protocol _extension_flag to ‘1’ in the Write Single block command (21h) and

code “first block number” on 2 bytes.

●

Set the Protocol _extension_flag to ‘1’ in the Read Multiple block command (23h) and

code “first block number” on 2 bytes.

●

Set the Protocol _extension_flag to ‘1’ in the Fast Read Multiple block command (C3h)

and code “first block number” on 2 bytes.

●

Set the Protocol _extension_flag to ‘1’ in the Lock Sector Password command

(B2h) and code “Sector number” on 2 bytes.

The Request_flags settings of the custom commands should be as follows. Please check

the flag values when using the commands:

●

Inventory commands: Inventory, Inventory Initiated, Fast Inventory Initiated

Table 10 shows the values of the flags for Inventory commands.

●

Read commands: Read Single Block, Read Multiple Block, Fast Read Single Block,

Fast Read Multiple Block (Option: add Status to the reply).

Table 11 shows the values of the flags for read commands.

Table 10.

Flags for inventory commands

RFU(B8)

Op

Slot

AFI

Prot Ext

INV

D R

S C (B1)

00

x

x

0

1

x

x

Table 11.

Flags for read commands

RFU(B8)

Op

Add

Sel

Prot Ext

INV

D R

S C (B1)

0

x

x

x

1

0

x

x