ADS2009
ADS2010
ADS2011
ADS2012
.............
.............
............
............
...........
...........
...........
ADS2019
ADS2020
Is it that every manufacturer has not followed up, or is it th
[table=98%] [tr][td]The power consumption of FR6972 LCD display is nearly 20UA, while that of FR4133 LCD display is only 6UA; the circuits are similar, the only difference is that R23/LCDCAP is connec
[i=s] This post was last edited by paulhyde on 2014-9-15 03:51 [/i] Have you done the Hubei D question voice guidance system? Please share the results.
[i=s]This post was last edited by shower.xu on 2016-11-7 23:46[/i] I have some boards on hand, some of which I bought myself, some were given as gifts at exhibitions, and some were left over from proj
The PCB is the first version. I forgot to change it after tuning. The sound of the circuit after tuning is clear and full-duplex communication is fully realized. The use of the PCB I provided does not