fix to ps2 controller

README.md

@@ -86,7 +86,7 @@ Exist two parameter to choose on web interface, **host** and **device**. The fir
 
 #### SPECIAL MODES
 - Keyboard/PS2: Support keyboards with PS/2 connector.
-- PS1/PS2: Support PS1 controllers (For now PS2 controller doesn't work well)
+- PS1/PS2: Support PS1 and PS2 controllers. (_Put a pull-up resistor on data pin_)
 
  ### DEVICE
  #### USB MODES
@@ -114,15 +114,15 @@ You can to set some additional configuration if you required:
 Controllers that was tested on different host modes.
 
 | Tested Controllers     | 	Modes (Host) |
-| ------------------     | -------------- |
+| ------------------     | --- |
 | Logitech F710          | Xinput, Dinput |
 | 8BitDo Ultimate 2.4G   | Xinput, Dinput, Bluetooth|
 | 8BitDo Ultimate C 2.4G | **Doesn't work** |
-| DualShock (PS1)        | PS1/PS2          |
-| DualShock 2 (PS2)      | _Works weird_    |
+| DualShock (PS1)        | PS1/PS2 |
+| DualShock 2 (PS2)      | PS1/PS2 |
 | DualShock 3 (PS3)      | Dinput |
 | DualShock 4 (PS4)      | Dinput, Bluetooth|
-| Keyboard HP KB-0316    | Keyboard PS/2    |
+| Keyboard HP KB-0316    | Keyboard PS/2 |
 
 ---
 

src/host_files/psx-lib/psx.c

@@ -65,6 +65,8 @@ void psx_init(uint pio, uint gpio_output, uint gpio_input, void (*fn)(uint32_t *
     pio_gpio_init(psx_pio, gpio_output+2);
     pio_gpio_init(psx_pio, gpio_input);
     gpio_pull_up(gpio_input);
+    gpio_pull_up(gpio_output+1);
+    gpio_pull_up(gpio_output+2);
     pio_sm_set_consecutive_pindirs(psx_pio, sm, gpio_output, 3, true);
     pio_sm_set_consecutive_pindirs(psx_pio, sm, gpio_input, 1, false);
     float div = (float)clock_get_hz(clk_sys) / (6 * 12500);