Programmable Clock Generator on Pin A0 (D54) and SDA1 (D70)

● 161 Hz to 42MHz frequency range.
● Clock output on pin SDA1 uses resources for Serial1.
● Clock output on pin A0 uses resources for Serial2.
● Does not use hardware timers.
● Continuous clock, unaffected by blocking code, printing or use of delay().

Frequency Table (partial):

PulseGenerator_A0.ino (925 Bytes)

PulseGenerator_SDA1.ino (927 Bytes)