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ST25TV02K 数据表(PDF) 60 Page - STMicroelectronics |
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ST25TV02K 数据表(HTML) 60 Page - STMicroelectronics |
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60 / 90 page ![]() • Request flags • UID (optional) • EAS ID Table 116. Write EAS response format when Error_flag is NOT set Response SOF Response_flags CRC16 request EOF - 8 bits 16 bits - Response parameter: • No parameter Table 117. Write EAS response format when Error_flag is set Response SOF Response_flags Error code CRC16 request EOF - 8 bits 8 bits 16 bits - Response parameter: • Error code as Error_flag is set – 03h: command option is not supported – 12h: the EAS configuration cannot be changed as either the security session is closed, or locked – 13h: the EAS configuration could not be programmed successfully 6.4.29 Write EAS CONFIG This command writes the telegram length in the EAS configuration register in the 2 following bits. It is protected by the configuration password if EAS_SEC = ‘1’ If EAS is locked, the command is not authorized and the ST25TV02K/512 will return an error. Table 118. EAS configuration bits bit 1 bit 0 EAS telegram length Location 0 0 256 bits payload EAS block 1 to 8 0 1 128 bits payload EAS block 1 to 4 1 0 64 bits payload EAS block 1to 2 1 1 32 bits payload EAS block 1 Note: The bits from 7 to 2 are set to 0. Table 119. Write EAS CONFIG request format Request SOF Request_flags Write EAS CONFIG IC Mfg code UID (1) EAS configuration CRC16 request EOF - 8 bits A8h 02h 64 bits 8 bits 16 bits - 1. The field is optional. Request parameters: • Request flags • UID (optional) • EAS CONFIG ST25TV02K ST25TV512 RF commands DS12074 - Rev 11 page 60/90 |
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