Can "Call" instruction be executed in Interrupt Service Routine?
Because of sonix MCU Stack number limitations, users should pay special att...
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P00 settings completely correct, why can not enter interrupt?
First, make sure P00 interrupt settings are correct, such as P00IEN is set ...
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Why program can run into external INT0 interrupt program while FP00IEN has already been cleared?
SONIX 8-bit MCU interrupt is that once received P0.0 interrupt condition, i...
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When to start and when to close Charge Pump, how to measure on the chip?
Charge Pump enable or disable is controlled by CPRENB, CPON, CPAUTO buffers...
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What is the function of AVDDCP capacitance and C+/C- capacitance and, can it be omitted?
AVDDCP and C+/C- capacitors are Charge pump capacitor needed when boost,Whe...
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What is the function of CPCKS? What are the recommended values?
CPCKS provides Charge pump frequency, the faster the frequency, the stronge...
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What is the start sequence of AVDDR, AVE+ and ACM, after startup, is it need start time for stability?
Only SN8P1917/SN8P1919 can start AVDDR, AVE+, ACM, the proposed start order...
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What is the error value of AVDDR, AVE+ and ACM?
AVDDR/AVE+/ACM error value is about ± 5% between different ICs, for detaile...
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What is the analog capacitance value of SN8P1917/SN8P1919?
SN8P1917Power typeAI+AI-X+/X-R+/R-ACMAVDDRAVE+AVDDCPC+/C-VDD (Pin23)VDD (Pi...
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Does SONIX MCU have interrupt priorities? How to set?
SONIX MCU hardware does not have interrupt priorities. However, in applicat...