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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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AS3412 датащи(PDF) 45 Page - ams AG |
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AS3412 датащи(HTML) 45 Page - ams AG |
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45 / 84 page  ams Datasheet Page 45 [v1-00] 2016-Apr-06 Document Feedback AS3412 − Detailed Description Figure 58: OTP Programming Process OTP Programming: This flow chart describes the OTP programming process in detail. Besides production trimming using the I²C interface, the AS3412 features a second unique trimming mechanism. This very special mode enables the analog music inputs of the AS3412 to become a production trimming input. Register dump of OTP registers 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x14 and 0x15 ANC_L and ANC_R registers programmed Is ALT2_ENABLE bit set in 0x11? Is ALT3_ENABLE bit set in 0x13? Start application trim to register 0x30-0x35 and 0x14 and 0x15 Start trim verification with OTP load tests Start alternative microphone trim to register 0x10 and 0x11 with ALT2_ENABLE bit set Start trim verification with OTP load tests Start alternative microphone trim to register 0x12 and 0x13 with ALT3_ENABLE bit set Start trim verification with OTP load tests Verification OK? Verification OK? Verification OK? Device trimming failed Device trimming failed Device trimming failed Device trimming successful Device is already trimmed. No more trimming possible. Exit trimming mode |
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