Product Information


FAQs - Speech ICs - ML2250 Family

Q1. How can I program the built-in Flash of the ML22Q54?
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Q2. How do I select between the serial and parallel interfaces of the ML22Q54?
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Q3. Does Oki provide a conversion program for converting files from earlier products to the ML2250 family format?
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Q4. What is the minimum program/erase endurance and data retention of the ML22Q54?
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Q5. Does Oki have a FLASH GANG WRITER for the ML22Q54?
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Q6. Are the ML22Q54 (Flash memory version) and the ML2252/ML2254 (mask ROM version) pin-compatible?
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Q7. Does the ML22Q54 work with a 5V power supply?
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Q8. How can I evaluate with the ML22Q54 if it does not work at 5V before moving to the 5V mask ROM version ML2254?
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Q9. What is a 1-bit D/A converter with PWM?
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Q10. What is the EXT command function?
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Q11. How can I make a beeping sound with the ML2250 family?
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Q12. What happens if I access the TEST AREA (Address 0x00800H - 0x00807) in Flash memory space?
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Q13. What is advantage of continuous playback without a silence interval
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Q14. What is difference between the PUP1 and PUP2 commands?
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Q15. What is the difference between the PDWN1 and PDWN2 commands?
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Q16. How do I switch from channel1 and channel2 during playback?
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Q17. What is the difference between using the CLOOP and STOP commands to terminate the LOOP function?
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Q18. How do I make use of the PLAY, FADR, and START commands?
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