Technical information

Chapter 2: AT+i Commands Reference
May 31, 2008 AT+i Commands Reference Manual 2-103
DF Byte 0..1 0 IP Protocol Don't Fragment Bit.
CKSM Byte 0..1 0
(Disabled)
Sets checksum mode.
HIF Byte 0..5 0 Sets host-to-W24 interface.
MIF Byte 1..5 2
(USART1)
Sets W24-to-modem interface.
ADCL Byte 0-255 0 A/D Converter base level.
ADCD Byte 0-255 0 A/D Converter delta.
ADCT INT 0-65535 0 Time interval between queries of the A/D
Converter's register.
ADCP INT 0-96 0 W24's I/O pin to be asserted by the A/D Converter's
polling mechanism.
RRA Byte 0-6 0 W24 readiness indication.
RRHW INT 0-96 0 W24 readiness HW pin
ISP Connection
ISPn Phone # 96 chars NULL ISP's access phone number. <n>: 1..2
ATH Byte 0..2 1 (PAP) Use CHAP (2), PAP (1) or Script (0) authentication.
USRN String 64 chars NULL ISP Connection User Name.
PWD String 64 chars NULL ISP Connection Password.
RDL Byte 0..20 5 Number of Redial tries.
RTO Byte 0..3600 180 Timeout before redialing [seconds].
Server Profiles
LVS Byte 0..1 1 (YES) Leave on Server: 1(YES), 0 (NO)
DNSn[p] IP address 0.0.0.0 Domain Name Server IP address <n>:1..2
SMTP[p] String 64 chars NULL SMTP Server Name.
SMA Byte 0..1 0 (None) Define SMTP Authenticated Method:
0 (None) 1(Login authentication)
SMU String 64 chars NULL SMTP Authentication User Name.
SMP String 64 chars NULL SMTP Authentication Password.
POP3[p] String 64 chars NULL POP3 Server Name.
MBX String 64 chars NULL Mailbox User Name.
MPWD String 64 chars NULL Mailbox Password.
NTSn String 64 chars NULL Network Time Server name <n>: 1..2
NTOD Byte 0..1 0
(Disabled)
Network time-of-day retrieval flag.
GMTO Byte -12..12 0 W24 location's GMT Offset.
Table 2-6: Nonvolatile Parameter Database (Cont.)
Parameter Type Range Default Description