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MIC3003GML 数据表(PDF) 37 Page - Micrel Semiconductor |
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MIC3003GML 数据表(HTML) 37 Page - Micrel Semiconductor |
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37 / 75 page ![]() Micrel, Inc. MIC3003 November 2009 37 M9999-111209-C hbwhelp@micrel.com or (408) 955-1690 Test and Calibration Features Numerous features are included in the MIC3003 to facilitate development, testing, and diagnostics. These features are available via registers in the OEM area. As shown in Table 22, these features include: Function Description Control Register(s) Analog loop-back Provides analog visibility of op-amp and DAC outputs via the ADC OEMCFG0 Fault comparator disable control Disables the fault comparator OEMCAL0 Fault comparator spin-on-channel mode Selects a single fault comparator channel OEMCAL0 Fault comparator output read-back Allows host to read individual fault comparator outputs OEMRD TRSOUT, /INT read-back Allows host to read the state of these pins OEMRD Inhibit EEPROM write cycles Speeds repetitive writes to registers backed up by NVRAM OEMCAL0 APC calibration mode Allows direct writes to MODDAC and APCDAC (temperature compensation not used) OEMCAL0 Continuity checking Forcing of RXLOS, TXFAULT, /INT OEMCAL0 Halt A/D Stops A/D conversions; ADC in one-shot mode OEMCAL1 ADC idle flag Indicates ADC status OEMCAL1 A/D one-shot mode Performs a single A/D conversion on the selected input channel OEMCAL1 A/D spin-on-channel mode Selects a single input channel OEMCAL1 Channel selection Selects ADC or fault comparator channel for spin-on-channel modes OEMCAL1 LUT index read-back Permits visibility of the LUT index calculated by the state-machine LUTINDX Manufacturer and device ID registers Facilitates presence detection and version control MFG_ID, DEV_ID Table 22. Test and Diagnostic Features |
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