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Add support for the rest of the megaAVR 0-series, the tinyAVR 0/1-series, and the new AVR Dx-series, make interrupt safe. #94

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Add support for the rest of the megaAVR 0-series, the tinyAVR 0/1-series, and the new AVR Dx-series, make interrupt safe. #94

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f0129cc
Fix support for rest of modern AVRs
SpenceKonde Jul 31, 2020
476c7f0
Update OneWire_direct_gpio.h
SpenceKonde Aug 1, 2020
a8a4ce7
Fix parens
SpenceKonde Aug 2, 2020
e028d4a
missed one
SpenceKonde Aug 2, 2020
b479598
Update OneWire_direct_gpio.h
SpenceKonde Aug 5, 2020
36e2604
Update OneWire_direct_gpio.h
SpenceKonde Aug 17, 2020
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15 changes: 8 additions & 7 deletions util/OneWire_direct_gpio.h
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Original file line number Diff line number Diff line change
Expand Up @@ -10,18 +10,19 @@
// Platform specific I/O definitions

#if defined(__AVR__)
#define PIN_TO_BASEREG(pin) (portInputRegister(digitalPinToPort(pin)))
#define PIN_TO_BITMASK(pin) (digitalPinToBitMask(pin))
#define IO_REG_TYPE uint8_t
#define IO_REG_BASE_ATTR asm("r30")
#define IO_REG_MASK_ATTR
#if defined(__AVR_ATmega4809__)
#define DIRECT_READ(base, mask) (((*(base)) & (mask)) ? 1 : 0)
#define DIRECT_MODE_INPUT(base, mask) ((*((base)-8)) &= ~(mask))
#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)-8)) |= (mask))
#define DIRECT_WRITE_LOW(base, mask) ((*((base)-4)) &= ~(mask))
#define DIRECT_WRITE_HIGH(base, mask) ((*((base)-4)) |= (mask))
#if ((__AVR_ARCH__ == 102) || (__AVR_ARCH__ == 103) || (__AVR_ARCH__ == 104))
#define PIN_TO_BASEREG(pin) ((volatile uint8_t*)((digitalPinToPort(pin))<<2))
#define DIRECT_READ(base, mask) ((*((base)+2) & (mask)) ? 1 : 0)
#define DIRECT_MODE_INPUT(base, mask) ((*(base)) &= ~(mask))
#define DIRECT_MODE_OUTPUT(base, mask) ((*(base)) |= (mask))
#define DIRECT_WRITE_LOW(base, mask) ((*((base)+1)) &= ~(mask))
#define DIRECT_WRITE_HIGH(base, mask) ((*((base)+1)) |= (mask))
#else
#define PIN_TO_BASEREG(pin) (portInputRegister(digitalPinToPort(pin)))
#define DIRECT_READ(base, mask) (((*(base)) & (mask)) ? 1 : 0)
#define DIRECT_MODE_INPUT(base, mask) ((*((base)+1)) &= ~(mask))
#define DIRECT_MODE_OUTPUT(base, mask) ((*((base)+1)) |= (mask))
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