Omron CQM1H-SCB41 Operation Manual page 422

Hayes Modem AT Command Protocol
Setting Example
If telephone number is 03-0123-4567
0010 0016 4154 4454
A T
Note 1. This example uses a tone line. Change ATDT to ATDP for pulse lines.
2. Fill the telephone number to the left in the words if the character string length of the dialling operation
is an odd number of bytes.
0008 0011 4154 4454
A T D T
Password Verification
A password can be verified by executing sequence No. 552 of this protocol. It is required to set in advance the
value of the password in the words specified by the second operand of PMCR.
Operand and Word Settings of PMCR
Setting Example
When password is OMRON-CO.
0006 0008 4F4D 524F
O M R O
Character string length of password sent to modem (bytes)
Code length of PMCR when it is used (words)
3033 2D30 3132
D T 0 3 0 1 2
Character string length of dialling operation sent to modem (bytes)
Code length of PMCR when it is used (words)
3031 2D32 3334
0 1 2 3 4
Character string length of dialling operation sent to modem (bytes)
Code length of PMCR when it is used (words)
Operand 1
Operand 2
Operand 3
C+0 Number of words from address set for operand 2 to end of data
C+1 Number of bytes of comparison data (normal value of password) 4 digits BCD
C+2 Comparison value (password normal value)
: (Fill data to left for odd numbers of bytes)
C+n
4E2D 434F
N C O
332D 3435 3637
3 4 5 6 7
3500
5 @
#x550 (x: Communications port)
First address of the words where the password is set
None
Appendix N
4 digits BCD
ASCII
407