ZyXEL U-336RE User Guide - Page 114

Command Options Function & Description Ref. &X1 Terminal provides synchronous transmit clock signal (External clock from pin 24 of EIA-232D) &X2 Received carrier provides synchronous transmit clock signal (Remote or Slave clock to pin 15 of EIA-232D) &Yn Break handling. Destructive Break S28.2-3 clears the buffer. Expedited Break is sent immediately to the remote system. (For internal modem only.) &Y0 Destructive, expedited. &Y1 * Nondestructive, expedited. &Y2 Nondestructive, unexpedited. &Z? Display all the phone numbers stored in non-volatile RAM. &Zn=s n=0-49 Write phone number/s to NVRAM at location n (n=0-49) use AT*Dn or ATS29=n to set the default dial pointer. Extended AT* Command Set Command Options Function & Description Ref. *Cn Character length, including start, stop S15.3-4 and parity bit. *C0 * 10-bit character length. *C1 11-bit character length. *C2 9-bit character length. *C3 8-bit character length. *Dn n=0-49 Set default dial pointer at telephone S29 100 AT Command Set Summaries