Product data

MFRC631 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
Product data sheet
COMPANY PUBLIC
Rev. 3.3 — 4 February 2014
227433 98 of 120
NXP Semiconductors
MFRC631
High performance ISO/IEC 14443 A/B reader solution
9.15.3 PinIn
9.15.4 SigOut
Table 184. PinOut bits
Bit Symbol Description
7 SIGIN_OUT Output buffer of the SIGIN pin
6 CLKOUT_OUT Output buffer of the CLKOUT pin
5 IFSEL1_OUT Output buffer of the IFSEL1 pin
4 IFSEL0_OUT Output buffer of the IFSEL0 pin
3 TCK_OUT Output buffer of the TCK pin
2 TMS_OUT Output buffer of the TMS pin
1 TDI_OUT Output buffer of the TDI pin
0 TDO_OUT Output buffer of the TDO pin
Table 185. PinIn register (address 46h)
Bit 7 6 5 4 3 2 1 0
Symbol SIGIN_IN CLKOUT_IN IFSEL1_IN IFSEL0_IN TCK_IN TMS_IN TDI_IN TDO_IN
Access
rights
rrrrrrrr
Table 186. PinIn bits
Bit Symbol Description
7 SIGIN_IN Input buffer of the SIGIN pin
6 CLKOUT_IN Input buffer of the CLKOUT pin
5 IFSEL1_IN Input buffer of the IFSEL1 pin
4 IFSEL0_IN Input buffer of the IFSEL0 pin
3 TCK_IN Input buffer of the TCK pin
2 TMS_IN Input buffer of the TMS pin
1 TDI_IN Input buffer of the TDI pin
0 TDO_IN Input buffer of the TDO pin
Table 187. SigOut register (address 47h)
Bit 7 6 5 4 3 2 1 0
Symbol Pad
Speed
RFU SigOutSel
Access
rights
r/w - r/w