Cypress EZ-USB CX3 User Manual

Cypress EZ-USB CX3
EZ-USB® CX3 Technical Reference Manual, Doc. No. 001-91492 Rev. *B 4
The differences between CX3 and FX3 devices are listed below.
Table 1: Differences Between FX3 and CX3 Devices
Feature
Supported in FX3
Supported in CX3
P-Port Support
Sync ADMux implemented with GPIF II
Yes
No
Async SRAM implemented with GPIF II
Yes
No
Async ADMux implemented with GPIF II
Yes
No
MMC Slave
Yes
No
GPIF II
Yes
Fixed-function GPIF II state
machine implemented to interface
with the CX3 MIPI CSI-2 receiver
block.
Low-Bandwidth Peripherals
I
2
S Master (Transmitter only)
Yes
Yes
SPI Master
Yes
Yes
UART
Yes
Yes
I
2
C Master Controller
Yes
Yes
U-Port Support
USB 3.0 Peripheral
Yes
Yes
USB 2.0 Peripheral
Yes
Yes
32 Physical endpoints
Yes
Yes
Charger Detection 1.1 Support (EZ-Dtect™)
Yes
No
Accessory Charger Adaptor (ACA) Support
Yes
No
Integrated Hi-Speed USB Switch
Yes
No
Carkit UART Pass-through mode
Yes
No
USB OTG (Hi-Speed, Full-Speed, Low-Speed host or
peripheral)
Yes
No
Clock input frequencies:
19.2 MHz,
26 MHz,
38.4 MHz,
52 MHz
19.2 MHz
Crystal input: 19.2 MHz
Yes
No
JTAG Support for debug only (Boundary Scan not
supported)
Yes
Yes
VBUS, VBAT signals
Separate VBUS, VBAT
signals for 5-V and
3.3-V operation
VBUS, VBAT combined to a
single signal VUSB. Supports 3.3-
V and 5-V operation.
GPIOs
42
12
Clock output for Image sensor
No
Yes
MIPI CSI-2 input
No
Yes

Cypress EZ-USB CX3 Specifications

General

Brand	Cypress
Model	EZ-USB CX3
Category	Controller
Language	English