FAQs - Speech ICs - ML2250 Family

How can I program the built-in Flash of the ML22Q54?

 

How do I select between the serial and parallel interfaces of the ML22Q54?

 

Does Oki provide a conversion program for converting files from earlier products to the ML2250 family format?

 

What is the minimum program/erase endurance and data retention of the ML22Q54?

 

Does Oki have a FLASH GANG WRITER for the ML22Q54?

 

Are the ML22Q54 (Flash memory version) and the ML2252/ML2254 (mask ROM version) pin-compatible?

 

Does the ML22Q54 work with a 5V power supply?

 

How can I evaluate with the ML22Q54 if it does not work at 5V before moving to the 5V mask ROM version ML2254?

 

What is a 1-bit D/A converter with PWM?

 

What is the EXT command function?

 

How can I make a beeping sound with the ML2250 family?

 

What happens if I access the TEST AREA (Address 0x00800H - 0x00807) in Flash memory space?

 

What is advantage of continuous playback without a silence interval

 

What is difference between the PUP1 and PUP2 commands?

 

What is the difference between the PDWN1 and PDWN2 commands?

 

How do I switch from channel1 and channel2 during playback?

 

What is the difference between using the CLOOP and STOP commands to terminate the LOOP function?

 

How do I make use of the PLAY, FADR, and START commands?