DS18x20 fragment kodu

Jun 29, 2004 1 Replies

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Each Additional Power Up // Write Desired Scratchpad Values Reset / Presence Detect



0xCC Skip ROM (or 0x55 Match ROM if required)
0x4E Write desired TH byte Write desired TL byte Write desired Configuration byte // Write factory trim values back into the device Reset / Presence Detect
0xCC Skip ROM (or 0x55 Match ROM if required)
0x68 Read 1 byte // Dummy read, ignore data Reset / Presence Detect
0xCC Skip ROM (or 0x55 Match ROM if required)
0x95 Write TRIM1 Reset /
Presence Detect
0xCC Skip ROM (or 0x55 Match ROM if required)
0x63 Write TRIM2 Reset / Presence Detect
0xCC Skip ROM (or 0x55 Match ROM if required)
0x94 //Copy New Scratchpad Values to EEPROM Reset / Presence Detect
0xCC Skip ROM (or 0x55 Match ROM if required)
0x48 // Power on Reset the Device through Software Reset / Presence Detect
0xCC Skip ROM (or 0x55 Match ROM if required)
0x64

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