Konami 052539 - Kyuchumimo/Micro-Joy-Home-Video-Computer GitHub Wiki

The Konami 052539 (also known as Konami SCC+) is a 5-voice wavetable sound chip. It has 128 bytes of memory (tables), in which samples (waves) are stored. The samples are played back looped. The speed with which the samples are played, determines the frequency of the tone.

Image

This chip can emulate virtually any waveform from the 8-bit videogame era.

The memory map is shown below.

Address Function
0x00~0x1F waveform channel 1
0x20~0x3F waveform channel 2
0x40~0x5F waveform channel 3
0x60~0x7F waveform channel 4
0x80~0x9F waveform channel 5
0xA0~0xA1 frequency channel 1
0xA2~0xA3 frequency channel 2
0xA4~0xA5 frequency channel 3
0xA6~0xA7 frequency channel 4
0xA8~0xA9 frequency channel 5
0xAA volume channel 1
0xAB volume channel 2
0xAC volume channel 3
0xAD volume channel 4
0xAE volume channel 5
0xAF mixer