con _clkmode = xtal1 + pll16x _clkfreq = 80_000_000 obj ser : "FullDuplexSerial.spin" pub main | n ser.start(31, 30, 0, 115200) n := 1024 repeat while n > 0 ser.dec(n) ser.tx(32) n /= 2 waitcnt(_clkfreq + cnt) ser.stop cogstop(0)