HT-CM400 NXP Semiconductors, HT-CM400 Datasheet - Page 42

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

Communication Reader-Host
Keyboard-Buffer (appended to protocol when keyboard-buffer is not empty):
Keyb[0] Bits 4-7
Keyb[0] Bits 0-3
Keyb[3] Bits 4-7
Keyb[3] Bits 0-3
Serial number (appended to the protocol if a transponder of requested type was found):
Htswp.doc/HS
7
Keyb[0] Keyb[1] Keyb[2] Keyb[3]
SNR-LSB
:
:
0
------
------
oldest key-code
second newest key-code
newest key-code
31
SNR-MSB
24
Page 42 (104)
Rev. 1.0
98-02-10