Hi Ibtesam, Design of the LPF and patient protection circuit are up to you, however these threads (and other threads on the forum) will assist. Some examples are below: This thread covers patient protection: e2e.ti.com/.../403596 This thread covers LPF design: e2e.ti.com/.../2408432 As for your schematic, your crystal is not currently connect to XTAL1 or XTAL2 since R70&71 are DNP.
↧