Cypress EZ-USB FX3 User Manual

EZ-USB FX3 Technical Reference Manual, Document Number: 001-76074 Rev. *F 405
DEV_CTRL_INTR_MASK
0xE0031518
10.11.10 DEV_CTRL_INTR_MASK
CONTROL Interrupt Mask Register
This register is used to mask/unmask the interrupt sources from the DEV_CTRL_INTR register. Setting any of the bits
enables the corresponding interrupt source.
11 STATUS_STAGE Set when host completes Status Stage of a Control Transfer
8 URESUME Set when the host has initiated USB RESUME (>2.5 µs K state on bus)
7 ERRLIMIT USB Error limit detect from UIB_DEV_CS (COUNT ERR_LIMIT)
6 SUDAV Set when a valid SETUP token and data is received. SETUP data is available from UIB_DEV_SET-
UPDAT.
5SUTOK Set whenever a (valid of invalid) SETUP token is received
4 HSGRANT Set when the host grants high speed communications.
3 URESET Set when the host has initiated USB RESET (2.5 µs single ended 0 on bus)
2SUSP Set when the host suspends the USB bus (USB SUSPEND)
1SOF Set whenever a SOF occurs
DEV_CTRL_INTR_MASK CONTROL Interrupt Mask Register 0xE0031518
b31 b30 b29 b28 b27 b26 b25 b24
DEV_CTRL_INTR_MASK CONTROL Interrupt Mask Register
b23 b22 b21 b20 b19 b18 b17 b16
DEV_CTRL_INTR_MASK CONTROL Interrupt Mask Register
b15 b14 b13 b12 b11 b10 b9 b8
STATUS_STAGE URESUME
R/W R/W
R R
0 0
DEV_CTRL_INTR_MASK CONTROL Interrupt Mask Register
b7 b6 b5 b4 b3 b2 b1 b0
ERRLIMIT SUDAV SUTOK HSGRANT URESET SUSP SOF
R/W R/W R/W R/W R/W R/W R/W
RRRRRRR
0000000
Bit Name Description

Cypress EZ-USB FX3 Specifications

General

Brand	Cypress
Model	EZ-USB FX3
Category	Controller
Language	English