2024-09-22 06:56:20 +02:00
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## PSX to USB HID controller converter
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rp2040 (raspberry-pi pico) based device to convert PSX controllers to USB HID
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gamepads.
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2024-09-22 07:38:03 +02:00
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2024-09-22 06:56:20 +02:00
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### Components
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2024-09-22 07:38:03 +02:00
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2024-09-22 06:56:20 +02:00
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- one rp2040 board with 5 GPIO available
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- one PSX controller connector (female)
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### Selected pinout
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2024-09-22 07:05:45 +02:00
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The PSX connector controller port has the following pinout:
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2024-09-22 06:56:20 +02:00
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2024-09-22 07:05:45 +02:00
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1. Data
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2. Command
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3. 7.5V Rumble motor
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4. GND (also connected to the shield)
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5. 3.3V
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6. Attention
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7. Clock
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8. Not connected
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9. Acknowledge
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 [Image from consoledev.net]
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| PSX signal | rp2040 GPIO | Direction | Description |
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| ----------- | ----------- | --------- | ----------- |
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| Data | 13 | IN | Receive ID, buttons and adc data from controller |
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| Command | 12 | OUT | Send read commands to controller |
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| Attention | 6 | OUT | Chip select (active low) for controller |
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| Clock | 5 | OUT | Clock serial communication for DATA/CMD lines |
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| Acknowledge | 3 | IN | Acknowledge command RX, active low |
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2024-09-22 06:56:20 +02:00
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2024-09-22 07:05:45 +02:00
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### Installation
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* Run cmake && make
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* Start rp2040 in usb storage mode. Copy psx2usb.u2f to the device.
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* Reboot rp2040
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