Last active
January 8, 2018 21:33
Fragment of PRU code to output Manchester-encoded data.
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for (bit_count = 0; bit_count < 8; bit_count++) { | |
if (byte & 0x80) { | |
wait_for_pwm_timer(); | |
__R30 = HIGH << WRITE_PIN; | |
wait_for_pwm_timer(); | |
__R30 = LOW << WRITE_PIN; | |
} else { | |
wait_for_pwm_timer(); | |
__R30 = LOW << WRITE_PIN; | |
wait_for_pwm_timer(); | |
__R30 = HIGH << WRITE_PIN; | |
} | |
byte <<= 1; | |
} |
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