mfrc52301hn1-trayb NXP Semiconductors, mfrc52301hn1-trayb Datasheet - Page 22

• Manufacturer Part Number: mfrc52301hn1-trayb
• Description: Contactless Reader Ic
• Manufacturer: NXP Semiconductors

NXP Semiconductors
MFRC523_33
Product data sheet
PUBLIC
Fig 19. I
SDA high
SCL high
SDA high
SCL high
2
C-bus HS mode protocol frame
= Master current source pull-up
= Resistor pull-up
S
t
H
Sr
1
1
2 to 5
7-bit SLA
All information provided in this document is subject to legal disclaimers.
6
2 to 5
7
8-bit master code 0000 1xxx
Rev. 3.3 — 5 March 2010
R/W
8
9
A
115233
F/S mode
HS mode
1
6
2 to 5
n + (8-bit data
7
6
7
+
8
8
A/A)
9
A
9
Contactless reader IC
Sr P
t
FS
t
MFRC523
1
If Sr (dotted lines)
then HS mode
If P then
F/S mode
© NXP B.V. 2010. All rights reserved.
t
H
msc618
22 of 98