On 2012-03-12 17:26, Daniel Petre wrote: > On 12.03.2012 18:15, Tomas Kopal wrote: >> Be careful, pl2303 is not a level shifter, its USBtoSerial only. So you >> may end up with something like +/-9V where 0-3.3V are expected! >> > > hey, uhm.. this usb to serial with pl2303 works with 3.3v , i mean, > i already have several connected to some tp-links.. so i should be > safe, right? > Hmm, you are right, just checked the datasheet. PL2303 can work also with 5V or 3.3V RS232, depending on the wiring. My cable does only "normal", 12V rs232, so I need an extra level shifter. So if you are sure yours is wired for 3.3V, you should be safe.
Sorry for the noise. Tomas _______________________________________________ openwrt-devel mailing list openwrt-devel@lists.openwrt.org https://lists.openwrt.org/mailman/listinfo/openwrt-devel
