EZ-USB FX3 Technical Reference Manual, Document Number: 001-76074 Rev. *F 390
PHY_CHIRP
0xE0031014
10.10.3 PHY_CHIRP
USB PHY Chirp Control Register
30 OVERRIDE_FSM Override chirp state machine
4:0 CHIRP_STATE[4:0] Set chirp state machine state (if OVERRIDE_FSM == 1)
5'h00 FULL_SPEED
5'h01 FULL_SPEED_SUSPEND
5'h02 SWITCH_XCVR_TO_HSPD
5'h03 CHIRP
5'h04 LOOK_FOR_K1
5'h05 LOOK_FOR_J1
5'h06 LOOK_FOR_K2
5'h07 LOOK_FOR_J2
5'h08 LOOK_FOR_K3
5'h09 LOOK_FOR_J3
5'h0A SWITCH_XCVR_TO_FSPD
5'h0B WAIT_END_RESET_FSPD
5'h0D HIGH_SPEED
5'h0E SWITCH_XCVR_TO_FSPD_CHK_RESET
5'h0F CHECK_RESET
5'h10 HIGH_SPEED_SUSPEND
5'h11 WAIT_END_OF_RESUME
5'h12 WAIT_PP_AFTER_RESUME
PHY_CHIRP USB PHY Chirp Control Register 0xE0031014
b31 b30 b29 b28 b27 b26 b25 b24
OVERRIDE_FSM
R/W
R
0
PHY_CHIRP USB PHY Chirp Control Register
b23 b22 b21 b20 b19 b18 b17 b16
PHY_CHIRP USB PHY Chirp Control Register
b15 b14 b13 b12 b11 b10 b9 b8
PHY_CHIRP USB PHY Chirp Control Register
b7 b6 b5 b4 b3 b2 b1 b0
CHIRP_STATE[4:0]
R/W R/W R/W R/W R/W
RRRRR
00000
Bit Name Description