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CONTROL_MODULE Registers
Table 9-33. usb_ctrl1 Register Field Descriptions (continued)
Bit Field Type Reset Description
8 dmpullup R/W 0h Pullup on DM line
0: No effect
1: Enable pullup on DM line
7 chgvsrc_en R/W 0h Enable VSRC on DP line (Host Charger case)
6 chgisink_en R/W 0h Enable ISINK on DM line (Host Charger case)
5 sinkondp R/W 0h Sink on DP
0: Sink on DM
1: Sink on DP
4 srcondm R/W 0h Source on DM
0: Source on DP
1: Source on DM
3 chgdet_rstrt R/W 0h Restart Charger Detect
2 chgdet_dis R/W 0h Charger Detect Disable
0: Enable
1: Disable
1 otg_pwrdn R/W 0h Power down the USB OTG PHY
0: PHY in normal mode
1: PHY Powered down
0 cm_pwrdn R/W 0h Power down the USB CM PHY
1: PHY Powered down
0: PHY in normal mode
787
SPRUH73H–October 2011–Revised April 2013 Control Module
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