FreeCalypso > hg > freecalypso-schem2
view venus/src/usb/usb_domain.v @ 30:74a89c0a6466
Venus MCL: add Q401 charging circuit MOSFET
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 21 Nov 2021 08:40:13 +0000 |
parents | 4722b265cb8c |
children | 3becdb3b6dce |
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/* * This module encapsulates the USB domain of FC Venus. */ module usb_domain (GND, VBUS, Host_TxD, Host_RxD, Host_RTS, Host_CTS, Host_DTR, Host_DCD, Host_RI, Host_TxD2, Host_RxD2, RPWON, nTESTRESET); input GND; output VBUS; output Host_TxD, Host_RTS, Host_DTR, Host_TxD2; input Host_RxD, Host_CTS, Host_DCD, Host_RI, Host_RxD2; output RPWON, nTESTRESET; /* USB domain wires */ wire P_5V, P_3V3; wire [7:0] ADBUS, BDBUS; wire [3:0] ACBUS, BCBUS; usb_core usb ( .GND(GND), .VBUS(VBUS), .P_5V(P_5V), .VCCIOA(P_3V3), .VCCIOB(P_3V3), .ADBUS(ADBUS), .ACBUS(ACBUS), .SI_WUA(P_3V3), .BDBUS(BDBUS), .BCBUS(BCBUS), .SI_WUB(P_3V3), .PWREN() /* no connect */ ); regulator_with_caps reg_3V3 (.GND(GND), .IN(P_5V), .OUT(P_3V3)); usb_domain_buf buf (.GND(GND), .P_3V3(P_3V3), .Int_TxD(ADBUS[0]), .Int_RxD(ADBUS[1]), .Int_RTS(ADBUS[2]), .Int_CTS(ADBUS[3]), .Int_DTR(ADBUS[4]), .Int_DCD(ADBUS[6]), .Int_RI(ADBUS[7]), .Int_TxD2(BDBUS[0]), .Int_RxD2(BDBUS[1]), .Host_TxD(Host_TxD), .Host_RxD(Host_RxD), .Host_RTS(Host_RTS), .Host_CTS(Host_CTS), .Host_DTR(Host_DTR), .Host_DCD(Host_DCD), .Host_RI(Host_RI), .Host_TxD2(Host_TxD2), .Host_RxD2(Host_RxD2) ); usb_domain_bctl bctl ( .GND(GND), .P_3V3(P_3V3), .ChanB_RTS(BDBUS[2]), .ChanB_DTR(BDBUS[4]), .CTL1_out(RPWON), .CTL2_out(nTESTRESET) ); endmodule