Module package (with FLASH memory and peripheral circuits) have DIP16, DIP28, chip packaging has DIP18, SSOP20 and LQFP32 form
Built 13Bit/DA converter, and 12Bit/PWM output
PWM output can directly drive 0.5W/8Ω speakers, push-pull current abundant upport DAC / PWM output of two ways;
Support for loading WAV audio formats;
USB download mode, support for online download / offline download; WT588D voice chip, even in the case of electricity, will also be able to download the data to the normal SPI-Flash;
Supports MP3 control mode, control mode button, 3 × 8 key combination control mode, parallel control mode, front-line serial control mode, three-wire serial control mode, and three-wire serial control I / O port expansion output mode;
Up to 500 segments can be loaded for editing audio;
