Uploaded June 2020 | Updated September 2026, 1 week ago
I continue building the replacement clock (and reset) circuit. In this video I build an astable 555 based clock with a digital latch to select between the two clock inputs. The selection itself is done with a 74LS153 with one of the outputs from the SR latch.
I continue building the replacement clock (and reset) circuit. In this video I build an astable 555 based clock with a digital latch to select between the two clock inputs. The selection itself is done with a 74LS153 with one of the outputs from the SR latch.










