US 12,314,207 B2
High bandwidth IJTAG through high speed parallel bus
Jean-Francois Cote, Davie, FL (US); Jan Burchard, Wilsonville, OR (US); and Jonathan Gaudet, Gatineau (CA)
Assigned to Siemens Industry Software Inc., Plano, TX (US)
Appl. No. 18/040,909
Filed by Siemens Industry Software Inc., Plano, TX (US)
PCT Filed Jun. 24, 2021, PCT No. PCT/US2021/038797
§ 371(c)(1), (2) Date Feb. 7, 2023,
PCT Pub. No. WO2022/039831, PCT Pub. Date Feb. 24, 2022.
Claims priority of provisional application 63/067,534, filed on Aug. 19, 2020.
Prior Publication US 2023/0297534 A1, Sep. 21, 2023
Int. Cl. G06F 13/42 (2006.01); G06F 13/40 (2006.01); H04L 41/0893 (2022.01)
CPC G06F 13/4204 (2013.01) [G06F 13/4022 (2013.01); G06F 13/4068 (2013.01); G06F 13/4282 (2013.01); H04L 41/0893 (2013.01)] 25 Claims
OG exemplary drawing
 
1. A system in a circuit, comprising:
a first network configured to transmit data in parallel in the circuit, the first network comprising circuit block interface devices, each of the circuit block interface devices being coupled to ports of one of circuit blocks in the circuit;
a plurality of second networks, each of the plurality of second networks configured to transmit data in one of the circuit blocks in the circuit;
a third network configured to transmit data in serial in the circuit when being coupled to the plurality of second networks; and
a plurality of network switching interface devices, each of the plurality of network switching interface devices being configured to couple either the first network or the third network to one of the plurality of second networks based on a control signal stored in the each of the plurality of network switching interface devices.