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38 lines
953 B
Markdown
38 lines
953 B
Markdown
### ZxSpectrumI2SAudioVga1111Ps2_CVBSx50Hz
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This is a target based on ZxSpectrum4PinAudioVga1111Ps2 but it generates timings compatible with composite PAL TV.<br/>
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It can be connected to a black and white set with a help of this schematic:
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Alternatively RGBI outputs can be connected to a PAL modulator.
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It supports the following:
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* USB keyboard
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* PS/2 keyboard (untested)
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* USB joysticks
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* VGA video (RGBY1111)
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* I2S sound
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* SPI SD card
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* Serial port debug
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This target uses I2S DAC (PCM5102).
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| Pin | Function |
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| - | - |
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| 2 | SD SCK |
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| 3 | SD MOSI |
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| 4 | SD MISO |
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| 5 | SD CS |
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| 12 | RED |
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| 13 | GREEN |
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| 14 | BLUE |
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| 15 | INTENSITY |
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| 16 | CSYNC |
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| 26 | I2S DATA |
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| 27 | I2S BCLK |
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| 28 | I2S LRCK |
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#### Firmware
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| Display | Audio | Firmware Pico | Firmware Pico 2 |
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| - | - | - | - |
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| CVBS 50Hz | I2S | [ZxSpectrumI2SAudioVga1111Ps2_CVBSx50Hz](/uf2-rp2040/ZxSpectrumI2SAudioVga1111Ps2_CVBSx50Hz.uf2) | |