I already got my ESP8266 ESP-01 with the aditional SPI RAM installes also all the wiring is done, now im only lacking the Software. I want to use the pwm chanel as the sound output.

Reader [Jasper] writes in with glowing praise for the TFT_eSPI library for the ESP8266 and the various cheap 480×320 TFT displays (ILI9341, ILI9163, ST7735, S6D02A1, etc.) that support SPI mod… ...

SPI is an interface, I dunno about the rest, but we do alot of work with SPI and I2C at work. If you got a pinout, you should be able to tell if they have the pins required for those interfaces ...