Rob van der Putten wrote: > Hi there > > Marc-Andre Alpers wrote: > >> I have no RS232 tester. The cover of the receiver is sealed. No screws. >> http://666kb.com/i/bf7g1grgo1sbus2c1.jpg >> >> The connector inside: >> http://666kb.com/i/bf7fxqd8cr17q7d8x.jpg > > That's female on the left and male on the right? > >> http://666kb.com/i/bf7g2xelg4xqppx3l.jpg > > That's male on the left and female on the right? > >> The transistor type is: >> MC78L >> 05ACP >> M535 > > That's a 78L05; A 100 mA +5 V stabilizer IC. > > The circuit appears to be as follows; > > M F > DCD 1 ----- 1 > RXD 2 ----- 2 > TXD 3 ----- 3 > DTR 4 ----- 4 > GND 5 --+-- 5 > | > | > +----------+-----> Red GND > | > +-+-+ > +--------+ S +---> Black +5V > F | M +---+ > DSR 6 | 78L05 > RTS 7 --+-- 7 > CTS 8 --------------------> Orange > RI 9 --------------------> Brown
I saw it as CTS on brown and RI on Orange > > The circuit 'expects' NTPD to raise RTS and read from CTS or RI. > As far as I can tell NTPD does raize RTS but does not read from CTS or RI. > All refclocks docs I've checked, by no means all, expect serial data on RxD. Merry xmas to all David _______________________________________________ questions mailing list questions@lists.ntp.org https://lists.ntp.org/mailman/listinfo/questions
