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esp32_Adafruit_BusIO
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This commit is contained in:
ladyada 2025-09-11 12:21:47 -04:00
parent fb90221892
commit bd4135b50c
1 changed files with 28 additions and 28 deletions
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6
Adafruit_SPIDevice.cpp
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@ -2,17 +2,17 @@
// #define DEBUG_SERIAL Serial
#ifdef BUSIO_USE_FAST_PINIO
#define BUSIO_SET_CLOCK_LOW() (*clkPort = *clkPort & ~clkPinMask)
#define BUSIO_SET_CLOCK_HIGH() (*clkPort = *clkPort | clkPinMask)
#define BUSIO_READ_MISO() (*misoPort & misoPinMask)
#define BUSIO_WRITE_MOSI(value) do { \
#define BUSIO_WRITE_MOSI(value) \
do { \
if (value) \
*mosiPort = *mosiPort | mosiPinMask; \
else \
*mosiPort = *mosiPort & ~mosiPinMask; \
} while(0)
} while (0)
#else
#define BUSIO_SET_CLOCK_LOW() digitalWrite(_sck, LOW)
#define BUSIO_SET_CLOCK_HIGH() digitalWrite(_sck, HIGH)