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MFRC63002R датащи(PDF) 17 Page - NXP Semiconductors |
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MFRC63002R датащи(HTML) 17 Page - NXP Semiconductors |
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17 / 118 page ![]() MFRC630 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved. Product data sheet COMPANY PUBLIC Rev. 3.1 — 6 September 2012 227531 17 of 118 NXP Semiconductors MFRC630 Contactless reader IC Write data: To write data to the MFRC630 using the UART interface the following sequence has to be used. The first send byte defines both, the mode itself and the address. Remark: Data can be sent before address is received. Fig 9. Timing Diagram for UART Read Data 001aam298 A0 A1 Sa A2 A3 TX RX A4 A5 A6 RD/ NWR So D0 DATA ADDRESS D1 Sa D2 D3 D4 D5 D6 D7 So Table 15. Byte Order to Write Data Mode byte 0 byte 1 RX address 0 data 0 TX address 0 Fig 10. Timing diagram for UART write data 001aam299 A0 A1 Sa A2 A3 TX RX A4 A5 A6 RD/ NWR So A0 ADDRESS ADDRESS A1 Sa A2 A3 A4 A5 A6 RD/ NWR So D0 DATA D1 Sa D2 D3 D4 D5 D6 D7 So |
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