參數(shù)資料
型號(hào): HTMS1101FUG
廠(chǎng)商: NXP Semiconductors N.V.
元件分類(lèi): 通信及網(wǎng)絡(luò)
英文描述: HITAG ?; Transponder IC
封裝: HTMS1001FTB/AF<sot1122 (XSON3)|<<http://www.nxp.com/packages/sot1122.html<1<Always Pb-free,;HTMS1001FTK/AF<SOT899-1 (HVSON2)|<<http://www.nxp.com/packages/SOT899-1.html&l
文件頁(yè)數(shù): 31/58頁(yè)
文件大小: 844K
代理商: HTMS1101FUG
152931
NXP B.V. 2010. All rights reserved.
Product data sheet
PUBLIC
Rev. 3.1 — 21 January 2010
152931
31 of 58
NXP Semiconductors
HITAG μ
Transponder IC
13.1 Flags
Every request command contains five flags which are sent in order Bit 1 (LSB) to Bit 5
(MSB). The specific meaning depends on the context.
Table 14.
Bit
1
Table 15.
Table 16.
ADR
0
1
Note:
For HITAG μ inventory (INV) flag and select (SEL) flag must be set to ’0’
Command Flags
Full name
Protocol EXTension
Flag
PEXT
Value
0
1
0
1
0
1
Description
No protocol format extension
RFU
Flag 4 and Flag 5 are ’SEL’ and ’ADR’ Flag
Flag 4 and Flag 5 are ’RFU’ and ’NOS’ Flag
Transponder IC respond without CRC
Transponder IC respond contains CRC
in combination with ADR (see
Table 16
)
2
INV
INVentory
3
CRCT
CRC-Transponder
4
SEL
(INV==0)
ADR
(INV==0)
RFU
(INV==1)
NOS
(INV==1)
SELect
5
ADdRess
in combination with SEL (see
Table 16
)
4
Reserved for future
use
0
this flag is not used and set to '0'
5
0
1
16 slots while performing anti-collision
1 slot while performing anti-collision
Command Flags - Bit order
MSB
bit5
ADR
NOS
bit4
SEL
RFU
bit3
CRCT
CRCT
bit2
INV
INV
LSB
bit1
PEXT
PEXT
INV==0
INV==1
Meaning of ADR and SEL flag
SEL
Meaning
0
Request without UID, all
transponder ICs
in READY state shall respond
0
Request contains UID, one
transponder IC
(with corresponding UID) shall
respond
1
Request without UID, the
transponder IC
in SELECTED state shall respond
1
Reserved for future use
0
1
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