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Add support for Teensy 4

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PaulStoffregen
2022-02-25 07:27:48 -08:00
parent 0c19010948
commit e82dba6210
5 changed files with 85 additions and 2 deletions
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4
pinouts/pin_functions.h
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@@ -8,7 +8,9 @@
#define output_pin(ddr, pin) ddr |= _BV(pin)
#define pullup_pin(ddr, port, pin) ddr &= ~_BV(pin); port |= _BV(pin)
#elif defined(TEENSYDUINO)
#if F_CPU > 48000000
#if F_CPU > 120000000
#define pulse_pin(port, pin) delayNanoseconds(10); digitalWriteFast(pin, HIGH); delayNanoseconds(20); digitalWriteFast(pin, LOW)
#elif F_CPU > 48000000
#define pulse_pin(port, pin) digitalWriteFast(pin, HIGH); asm("nop"); digitalWriteFast(pin, LOW)
#else
#define pulse_pin(port, pin) digitalWriteFast(pin, HIGH); digitalWriteFast(pin, LOW)