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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT7M2136 датащи(PDF) 20 Page - Holtek Semiconductor Inc |
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HT7M2136 датащи(HTML) 20 Page - Holtek Semiconductor Inc |
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20 / 25 page  Rev. 1.20 20 June 17, 2016 HT7M2126/27/36/56/76 10. Firmware Version • Firmware Version → ADDRESS: 0AH Bit 15 14 13 12 11 10 9 8 Name Ver15 Ver14 Ver13 Ver12 Ver11 Ver10 Ver9 Ver8 R/W R R R R R R R R Bit 7 6 5 4 3 2 1 0 Name Ver7 Ver6 Ver5 Ver4 Ver3 Ver2 Ver1 Ver0 R/W R R R R R R R R Bit 15~0 Ver15~Ver0:FirmwareVersion Note:Thisisanexampleroutine:(SeeAppendixB:“SourceCode”) i2c_start(); // send START command i2c_write(AddressByte & 0xFE); // WRITE Command // also, make sure bit 0 is cleared ‘0’ i2c_write(0x0a); // Write PID Register i2c_start(); // send Repeat START command i2c_write(AddressByte | 0x01); // READ Command // also, make sure bit 0 is set ‘1’ UpperByte = i2c_read(ACK); // READ 8 bits (UpperByte = 0x02) // and Send ACK bit LowerByte = i2c_read(NAK); // READ 8 bits (LowerByte = 0x00) // and Send NAK bit • EEPROM Planning Thestorageareaisusedtorecordtheuser-defineddata 00h: user define 01h: user define 02h: user define 03h: user define 04h: user define 05h: user define 06h: user define 07h: user define 08h: user define 09h: user define 0Ah: user define 0Bh: user define 0Ch: user define 0Dh: user define 0Eh: user define 0Fh: user define Note: EEPROM 16×8 |
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