342 Oscillators II

342 : Oscillators II

How it works

Combinational loops with dividers to bring output frequency to <50kHz range

How to test

Select oscillator (pins 4-6) and mesaure frequency on one of output pins. Observe true random numbers at pin 7.


# Input Output Bidirectional
0 unused generated clock none
1 unused clock divided by 2^1 none
2 shift register clk clock divided by 2^2 none
3 shift register data clock divided by 2^3 none
4 clock source id_0 clock divided by 2^4 none
5 clock source id_1 clock divided by 2^9 none
6 clock source id_2 TRNG output none
7 unused Bit 11 of shift register none