FreeCalypso > hg > freecalypso-schem2
comparison venus/src/MCL @ 39:3becdb3b6dce
implement USB domain load resistor as proposed in document
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Fri, 26 Nov 2021 23:08:09 +0000 |
| parents | c1256c8757c3 |
| children | d33cb696b335 |
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| 38:32b848a081a3 | 39:3becdb3b6dce |
|---|---|
| 1013 R711: | 1013 R711: |
| 1014 hier=VCHG_pulldown | 1014 hier=VCHG_pulldown |
| 1015 footprint=0402 | 1015 footprint=0402 |
| 1016 npins=2 | 1016 npins=2 |
| 1017 | 1017 |
| 1018 R712: | |
| 1019 hier=usb.Rload | |
| 1020 value=3.3k | |
| 1021 footprint=0402 | |
| 1022 npins=2 | |
| 1023 | |
| 1018 # As an original FreeCalypso initiative, we are putting Pi network topologies | 1024 # As an original FreeCalypso initiative, we are putting Pi network topologies |
| 1019 # between the outputs of our RF3166 PA and the inputs of our Epcos quadband | 1025 # between the outputs of our RF3166 PA and the inputs of our Epcos quadband |
| 1020 # FEM. At PCB design time, we explicitly retain the freedom to populate a | 1026 # FEM. At PCB design time, we explicitly retain the freedom to populate a |
| 1021 # capacitor, an inductor or a 0R jumper for the series component of each Pi | 1027 # capacitor, an inductor or a 0R jumper for the series component of each Pi |
| 1022 # network, and as for each of the 4 ground legs in total, leave it unpopulated, | 1028 # network, and as for each of the 4 ground legs in total, leave it unpopulated, |