Dialog DA9026 Посібник користувача - Сторінка 15

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DA9026 Evaluation Board
User Guide - Preliminary
Appendix D – USB Read/Write return status values
In the 'I2C Direct Commands' panel, the
return status from the I2C read/write
command is displayed.
Possible status values returned are as
follows:
E r r o r
Description
number
0
no error
1
File not found
2
Device not present: The device is not connected or the driver is not installed
correctly
3
Unable to open device
4
Usb transfer failed: The usb transfer timed out or the device has been removed
during a usb transfer
5
Out of memory: The DLL failed to allocate memory
6
Invalid parameter: One of the parameters passed to a function is wrong or out of
range
7
Interface is not initialised: The interface has not been initialized using
8
I2C transfer timed out: The I2C transfer timed out. Perhaps the I2C timeout value
has to be modified using UsbSetI2CTimeout
9
I2C bus error (lost arbitration)
10
The I2C slave did not acknowledge
11
EEprom write timed out: The EEprom did not acknowledge during the selected
EEprom timeout. Perhaps the timeout has to be increased using the function
UsbEEpSetTimeout.
12
SPI bus has to be initialised before calling this function: You called an SPI-
transfer function, but did not initialize the SPI bus using UsbSpiInit before
13
Parallel bus has to be initialized before calling this function: You called a Parallel
bus function without initializing it using
14
UsbParIn transfer timed out
15
UsbParOut transfer timed out
16
Internal error-Transaction number mismatch
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DA9026
UsbParInit
or
UsbParInitUsingArray
CONFIDENTIAL
UsbInt
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DA9026-UG04-0705
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