emul/pico-zxspectrum
emul/pico-zxspectrum
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Code

GPIO PWM

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This commit is contained in:
Phil 2024-12-18 21:40:45 +00:00
parent 436278ff7e
commit e22bc4cd6c
2 changed files with 18 additions and 1 deletions
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docs/MURMULATOR2_pins.png Normal file
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19
src/picomputer/picomputer_vga_zx/CMakeLists.txt
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@ -16,6 +16,8 @@ set(ZxSpectrumPicomputerVgaZx_640x480x60Hz_defines
ZX_SPECTRUM_INT_SRC=SyncToCpu
# TODO work what this is
PICO_SCANVIDEO_MAX_SCANLINE_BUFFER_WORDS=700
# Speaker pin audio (@250MHz 250000000 / (1000 * 3 * 2))
PICO_PWM_AUDIO_FREQ=41666
)
set(ZxSpectrumPicomputerVgaZx_720x576x50Hz_defines
@ -32,6 +34,8 @@ set(ZxSpectrumPicomputerVgaZx_720x576x50Hz_defines
ZX_SPECTRUM_INT_SRC=SyncToDisplay
# TODO work what this is
PICO_SCANVIDEO_MAX_SCANLINE_BUFFER_WORDS=800
# Speaker pin audio (@270MHz 270000000 / (1000 * 3 * 2))
PICO_PWM_AUDIO_FREQ=45000
)
foreach(target
@ -71,6 +75,9 @@ foreach(target
# create map/bin/hex file etc.
pico_add_extra_outputs(${target})
pico_generate_pio_header(${target}
${zxspectrum_pwm_pio}
)
endforeach()
@ -85,6 +92,8 @@ set(ZxSpectrumPicomputerVga1111Zx_defines
PICO_SCANVIDEO_DPI_PIXEL_GSHIFT=1u
PICO_SCANVIDEO_DPI_PIXEL_BSHIFT=0u
PICO_SCANVIDEO_COLOR_PIN_BASE=0u
PICO_AUDIO_PWM_PIO=pio1
PICO_PIO_PWM_AUDIO
SPK_PIN=9
PICOMPUTER_VGA
)
@ -111,6 +120,8 @@ set(ZxSpectrumPicomputerVga222Zx_defines
PICO_SCANVIDEO_DPI_PIXEL_GSHIFT=2u
PICO_SCANVIDEO_DPI_PIXEL_BSHIFT=0u
PICO_SCANVIDEO_COLOR_PIN_BASE=0u
PICO_AUDIO_PWM_PIO=pio1
PICO_PIO_PWM_AUDIO
SPK_PIN=7
PICOMPUTER_PICOZX
)
@ -161,6 +172,8 @@ set(ZxSpectrumPicomputerVgaAuk_defines
PICO_SCANVIDEO_DPI_PIXEL_GSHIFT=2u
PICO_SCANVIDEO_DPI_PIXEL_BSHIFT=0u
PICO_SCANVIDEO_COLOR_PIN_BASE=0u
PICO_AUDIO_PWM_PIO=pio1
PICO_PIO_PWM_AUDIO
SPK_PIN=7
PICOMPUTER_PICOZX
REAL_ZXKEYBOARD
@ -190,6 +203,8 @@ set(ZxSpectrumPicomputerVgaAukBob_defines
PICO_SCANVIDEO_DPI_PIXEL_GSHIFT=2u
PICO_SCANVIDEO_DPI_PIXEL_BSHIFT=0u
PICO_SCANVIDEO_COLOR_PIN_BASE=0u
PICO_AUDIO_PWM_PIO=pio1
PICO_PIO_PWM_AUDIO
SPK_PIN=7
PICOMPUTER_PICOZX
REAL_ZXKEYBOARD
@ -221,6 +236,8 @@ set(ZxSpectrumPicomputerVga1111AukBob_defines
PICO_SCANVIDEO_DPI_PIXEL_GSHIFT=1u
PICO_SCANVIDEO_DPI_PIXEL_BSHIFT=0u
PICO_SCANVIDEO_COLOR_PIN_BASE=0u
PICO_AUDIO_PWM_PIO=pio1
PICO_PIO_PWM_AUDIO
SPK_PIN=7
EAR_PIN=6
PICOMPUTER_PICOZX
@ -229,7 +246,7 @@ set(ZxSpectrumPicomputerVga1111AukBob_defines
HID_KEY_MOD_SAVE=2
)
pico_generate_pio_header(ZxSpectrumPicomputerVga1111AukBob_720x576x50Hz
pico_generate_pio_header(ZxSpectrumPicomputerVga1111AukBob_720x576x50Hz
${zxspectrum_ear_in_pio}
)