Technical Manual

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East Wind Technologies, Inc.

3.8 SR176 Card Commands

3.8.1 SR Serial Cards 1 Slot Initiate Card

Function: SR serial cards (SR176/SRI512/SRI1K/SRI2K/SRI4K/SRIX4K, the same below)

single channel initiate card. Before read/write card, it needs to use the command of “SR serial

cards select” to select the card. More detailed card operations please refer to the card manual

please.

Host sends:

Frame

0x63

Checksum

Success:

Frame

0x63

Card ID

Checksum

Card ID: 1 byte. It is a random ID.

Failure:

Frame

0x9C

Checksum

3.8.2 SR Serial Cards Select

Function: Select a SR card as the CURRENT CARD.

Host sends:

Frame

0x65

Card ID

Checksum

Card ID: 1 byte, the card ID to selecte.

Success:

Frame

0x65

Card ID

Checksum

Card ID: 1 byte, the selected card ID.

Failure:

Frame

0x9A

Checksum

3.8.3 SR Serial Cards Completion

Function: Set the CURRENT CARD into the completion status. If want to operate the card

again, need to move the card out of the antenna RF effective field and initiate the card again.

Host sends:

Frame

0x67

Checksum

Success:

Frame

0x67

Checksum

Failure:

Frame

0x98

Checksum