| 摘要 |
PROBLEM TO BE SOLVED: To resolve a problem of a read result becoming abnormal in continuous reading of a plurality of bytes from an EEPROM when noise mistaken for a stop condition is picked up by an IIC line and a slave side device stops control of an IIC data line. SOLUTION: In reading from the EEPROM, a read target address is read a plurality of times, and when read results matches twice consecutively and the read result is not a predetermined particular value in regard to a particular address which never indicates the particular value, the read result is considered reliable.
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