參數(shù)資料
型號(hào): MFRC50001T
廠商: NXP Semiconductors N.V.
元件分類(lèi): 通信及網(wǎng)絡(luò)
英文描述: Highly integrated ISO-IEC 14443 A reader IC
封裝: MFRC50001T/0FE<SOT287-1 (SO32)|<<http://www.nxp.com/packages/SOT287-1.html<1<week 15, 2005,;
文件頁(yè)數(shù): 54/110頁(yè)
文件大?。?/td> 841K
代理商: MFRC50001T
MFRC500_33
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
PUBLIC
Rev. 3.3 — 15 March 2010
048033
54 of 110
NXP Semiconductors
MFRC500
Highly Integrated ISO/IEC 14443 A Reader IC
10.5.3.6
ModWidth register
Selects the pulse-modulation width.
Table 71.
Bit
Symbol
Access
Table 72.
Bit
7 to 0
10.5.3.7
PreSet16 register
These bit settings must not be changed.
Table 73.
Bit
Symbol
Access
Table 74.
Bit
7 to 0 00000000
10.5.3.8
PreSet17 register
These bit settings must not be changed.
Table 75.
Bit
Symbol
Access
Table 76.
Bit
7 to 0
ModWidth register (address: 15h) reset value: 0001 0011b, 13h bit allocation
7
6
5
4
ModWidth[7:0]
3
2
1
0
R/W
ModWidth register bit descriptions
Symbol
ModWidth[7:0]
Description
defines the width of the modulation pulse based on
t
mod
= 2
(ModWidth + 1) / f
clk
PreSet16 register (address: 16h) reset value: 0000 0000b, 00h bit allocation
7
6
5
4
00000000
R/W
3
2
1
0
PreSet16 register bit descriptions
Symbol
Value
0
Description
these values must not be changed
PreSet17 register (address: 17h) reset value: 0000 0000b, 00h bit allocation
7
6
5
00000000
4
3
2
1
0
R/W
PreSet17 register bit descriptions
Symbol
00000000
Value
0
Description
these values must not be changed
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