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Title
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Customer Rating
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Updated
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Use of Oscillator/crystal to clock the CY630xx (or Cy631xx)
How to use a crystal to clock the CY630xx (or Cy631xx)? If not, what oscillator should be used?
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Not yet rated
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09/28/11 |
Crystal instead of a ceramic resonator
Can a crystal be used instead of a ceramic resonator?
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Not yet rated
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09/28/11 |
CY630xx's Cext interrupt work
How does the CY630xx's Cext interrupt work?
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Not yet rated
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09/28/11 |
Kit Contents of CY3654-P05
What is included in the CY3654-P05?
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Not yet rated
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09/28/11 |
I am using the CY63001 in my design. At power up the chip is put into suspend by the hardware. How do I prevent this...
I am using the CY63001 in my design. At power up, the chip is put into suspend by the hardware. How do I prevent this suspend so that my device can do some work before being suspended?
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Not yet rated
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09/28/11 |
External serial EEPROM got modified when unplugged from CY7C63001
When CY7C63001 connected to an external EEPROM. it got modified after unplugging the device. Why?
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Not yet rated
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09/28/11 |
Transmitting IN and OUT through a single endpoint
How do I transmit data both TO and FROM a device that only has one data endpoint?
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Not yet rated
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09/28/11 |
What is the cost of the Mask ROM version of CY7C63xx. What is the minimum quantity required to make an order and how ...
What is the cost of the Mask ROM version of CY7C63xx. What is the minimum quantity required to make an order and how fast can we receive it at any additional cost? Any setup fee for this service?
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Not yet rated
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09/28/11 |
When a port data register (00H and 01H) is written and then immediately read back why are the values different? Th...
When a port data register (00H and 01H) is written and then immediately read back, why are the values different? This question applies to: CY7C63612, CY7C63613, CY7C63411, CY7C63412, CY7C63413, CY7C63511, CY7C63512, and CY7C63513.
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Not yet rated
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09/28/11 |
I2C or SPI implementation on 630xx/631xx
Is it possible to implement an I2C or SPI interface with the 630xx/631xx parts?
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Not yet rated
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09/28/11 |
Update the device firmware from the Host over USB
In my USB application, I need to be able to update the device firmware from the Host over USB.Is it possible to do this using the EZ-USB?If so,are there any limitations or requirements for this capability?
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Not yet rated
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09/28/11 |
Interrupt in coprocessor mode
In the coprocessor mode, can we apply an external interrupt?
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Not yet rated
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09/26/11 |
Occasionally my OTG-Host part doesn't load code from the EEPROM, what could be happening?
Sometimes my firmware image doesn't get loaded during power on. Do you know why?
What would cause my stand-alone firmware from not always loading at power on?
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Not yet rated
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09/26/11 |
EZ-Host support on the external memory.
Can EZ-Host support Flash on the external memory interface?
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Not yet rated
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09/26/11 |
EZ-Host/OTG: On a single SIE, portA device has priority for scheduling over portB
As host, EZ-Host/OTG has two bulk devices connected to a single SIE. Why doesn't EZ-Host/OTG ever send requests to the second device on port B?
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Not yet rated
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09/26/11 |
Why do I get errors when trying to start the Eclipse IDE?
Why do I get errors when trying to start the Eclipse IDE?
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Not yet rated
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09/26/11 |
EZ-Host Data Buffers Must Reside In Internal Memory
Can data buffers reside in external memory?
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Not yet rated
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09/26/11 |
Why do I get an "Out of Environment Space" error when trying to run BASH?
Why do I get an "Out of Environment Space" error when trying to run BASH?
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Not yet rated
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09/26/11 |
Rebooting After On-The-Fly Firmware Updation
After an on-the-fly eeprom firmware updation, how can I reboot FX2LP from it without a hardware reset?
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Not yet rated
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09/26/11 |
Industrial Temperatue Range for USB Chips
Does Cypress have an USB host controller chips for industrial temperature range?
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Not yet rated
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09/26/11 |
Function of Discon bit in EZ-USB
What is functioning of DISCON bit ?
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Not yet rated
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09/26/11 |
EZ-OTG I/O 5 Volt tolerant
Are the I/O pins of the CY7C67200 5 Volt tolerant?
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Not yet rated
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09/26/11 |
Development Kit for EZ-OTG
Which is the correct DVK for EZ-Host?
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Not yet rated
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09/26/11 |
GPIF engine
Do you have any examples or appnotes regarding the use of the GPIF engine?
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Not yet rated
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09/26/11 |
CY7C67200 default VID/PID
What is the default VID/PID for the CY7C67200?
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Not yet rated
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09/26/11 |
OTG-Host BIOS handling standard requests
Does the BIOS handle all of the Chapter 9 type requests, and if not what needs to be done?
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Not yet rated
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09/26/11 |
EZ-Host external memory support
How much available external memory can EZ-Host support?
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Not yet rated
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09/26/11 |
EZ-Host/OTG harware connections required to come out of reset and begin executing BIOS
What are the bare minimum standalone hardware connections required for EZ-Host/OTG to come out of reset and start executing BIOS?
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Not yet rated
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09/26/11 |
EZ-Host/OTG HSS and UART signal directions
What directions are the HSS and UART signals defined as?
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Not yet rated
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09/26/11 |
CY3663 standalone
Can the standalone portions of the design examples be run with GDB?
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Not yet rated
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09/26/11 |
CY3663 projects
Why doesn't an EZ-Host project to not build under Eclipse?
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Not yet rated
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09/26/11 |
Host throughput using Linux driver may be low due to EOT time slot
As a host, why is the throughput using the Linux driver low? It appears that only around half of the frame is being utilized?
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Not yet rated
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09/26/11 |
Placing FX2LP in Low Power Mode
How can I place FX2LP in low power mode even when it is not connected to an active host?
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Not yet rated
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09/26/11 |
47K pull-up resistor is required on pin 38 of EZ-Host
Why is a pull-up resistor required on EZ-Host's A15 (pin 38)?
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Not yet rated
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09/26/11 |
Passing parameters between functions using the GNUPro Compiler Tools.
How does the GNUPro Compiler pass parameters to and from assembly code?
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Not yet rated
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09/26/11 |
Reduction in the Active Power Consumption of FX2LP18
How to reduce the active power consumption of FX2LP18?
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Not yet rated
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09/26/11 |
C Compiler for FX2/FX2LP
Does Cypress provide C compiler for FX1/FX2LP?
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Not yet rated
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09/26/11 |
Data pointer
Can you explain how the data pointer operates?
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Not yet rated
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09/26/11 |
Timers in FX2LP
The documentation indicates there are three timers.Are all three timers available for me to use in their various modes or is one or more
reserved for use by the USB interface portion?
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Not yet rated
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09/26/11 |
SOF interrupts in the CY7C64613 (FX)
When will the SIE generate an SOF interrupt?
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Not yet rated
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09/26/11 |
Problem with PC6 and PC7 of AN21xx/FX using EZ Loader method
After downloading firmware to EZ-USB (AN21xx/FX) using EZ Loader method, we are not able to use the GPIO pins PC6 and PC7. When we use EZ-USB control panel to download the firmware we are able to use these pins. What might be the problem?
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Not yet rated
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09/26/11 |
AN2131/35/36 Errata
There is a problem described in the Rev F Errata 1.1.pdf, located in Cypress\USB\Doc\EZ-USB Series 2100 that describes a situation in which endpoint data may be corrupted. Is this still a problem I will have to contend with?
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Not yet rated
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09/26/11 |
EZ-USB and MAC OS development
I am developing a USB peripheral for the iMac, can I use the EZ-USB development kit?
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Not yet rated
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09/26/11 |
For firmware development for the EZ-USB, what is an appropiate data structure for the various descriptors (configuration, interface, etc) and for the 11 standard requests in a control transfer?
For firmware development for the EZ-USB, what is an appropiate data structure for the various descriptors (configuration, interface, etc) and for the 11 standard requests in a control transfer?
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Not yet rated
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09/26/11 |
Bus powered device
If a device uses >400 ma (but <500mA) . Is it possible to configure it as a bus powered device? What are the options and restrictions for configuring a device of this power consumption?
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Not yet rated
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09/26/11 |
Lost buffers in Bulk IN transfer using the AN2135SC
When EP_Pair example is modified to implemenet a bulk IN example, all blocks received at PC start with 0x04 after reset (power on, 8051 sw download). What can be the reason?
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Not yet rated
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09/26/11 |
USB 2.0 Certification for FX2LP
Is FX2LP USB 2.0 compliant? If so, where can I find the certification related documents?
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Not yet rated
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09/26/11 |
A new design will not enumerate.
A new design on EZ-USB will not enumerate. What are the things to be checked?
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(5/5) by 1
user
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09/26/11 |
Bulkloop.exe
What is Bulkloop.exe and What Does it do?
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Not yet rated
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09/26/11 |
Is the EA Pin "live"?
Is the EA (External Access) pin in the EZUSB, EZ-USB FX and EZ-USB FX2 "live"? Can this be set to 0, allowing initial EEPROM bootload and switch to 1 after firmware is downloaded?
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Not yet rated
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09/26/11 |