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MCP47FVB02 датащи(PDF) 54 Page - Microchip Technology |
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MCP47FVB02 датащи(HTML) 54 Page - Microchip Technology |
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54 / 92 page ![]() MCP47FVBXX DS20005405A-page 54 2015 Microchip Technology Inc. FIGURE 7-3: Continuous Write Commands. Control Byte Write Command S0 AD AD AD AD AD A0 0 x A 1 2 3 4 I2C™ Slave Address Memory Address Command Reserved 0 Write Data A D DD DD DD D A Write “Data” bits 00 01 02 03 04 05 06 07 D D DDD D D D 08 09 10 11 12 13 14 15 Write Data A D DD DD DD D A Write “Data” bits 00 01 02 03 04 05 06 07 D D DDD D D D 08 09 10 11 12 13 14 15 Write Command AD AD AD AD AD 00 x A 1 2 3 4 Device Memory Address Command Reserved 0 Write Data A D DD DD DD D AP Write “Data” bits 00 01 02 03 04 05 06 07 D D DDD D D D 08 09 10 11 12 13 14 15 Write Command AD AD AD AD AD 00 x A 1 2 3 4 Device Memory Address Command Reserved 0 SA 6 SA 5 SA 4 SA 3 SA 2 SA 1 SA 0 Write bit Start bit ACK bit (1) ACK bit (1, 2) ACK bit (1) ACK bit (1, 2) ACK bit (1, 2) Stop bit (3) ACK bit (1) ACK bit (1, 2) ACK bit (1) ACK bit (1) ACK bit (1) Note 1: The Acknowledge bit is generated by the MCP47FVBXX. 2: At the falling edge of the SCL pin for the Write command ACK bit, the MCP47FVBXX device updates the value of the specified device register. 3: This command sequence does not need to terminate (using the Stop bit), and the Write command can be repeated (see continuous write format, Section 7.1.2 “Continuous Writes to Volatile Memory”). 4: Only functions when writing to volatile registers (AD4:AD0 = 00h through 0Ah). |
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