HT-CM400 NXP Semiconductors, HT-CM400 Datasheet - Page 18

• Manufacturer Part Number: HT-CM400
• Description: Ht Cm400; Ht Rm440 Family; Ht Rm800 Family Interface Protocol Reader - Host
• Manufacturer: NXP Semiconductors

Communication Reader-Host
3.7.3 SelectSnr
This command selects the HITAG 1 transponder with a specified serial number. The content of
the transponder’s Configuration Page is returned.
If there is no such transponder in the field, a NOTAG error message is displayed.
ATTENTION: The serial number has to be the same as received with the preceding
GetSnr.
C-Function: void proloc_SelectSnr (DWORD_T snr, DWORD_T *otp);
Header-File: PROLIB6.H
Serial protocol:
HOST - READ/WRITE DEVICE
READ/WRITE DEVICE - HOST
OTP:
n = 0 if an error occurred (error code in Status).
n = 4 if data were read from a transponder (Status = 0).
Status:
Htswp.doc/HS
0x06
n+2
'S'
Status
Configuration Page of HITAG 1
-1 ...
-3 ...
0 ... no error
7
SNR-LSB
SERIAL ERROR
NOTAG
7
OTP-LSB ------
0
0 ------ 31
------
------
Page 18 (104)
Rev. 1.0
OTP-MSB
31
SNR-MSB
24
24
BCC
BCC
98-02-10