SPI to Ethernet Module
Jinan USR IOT Technology Limited
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6. FAQ
6.1 No communication
Power use 3.3V power supply after, to ensure that current above 200mA.
6.2 IAR routine compilation errors
IAR compiler environment, use IAR5.3, 5.4 version, version of IAR6.5 due to the difference in the official
library, will be an error situation, you need to reinstallIAR5.4 or manual modification to eliminate these errors.
6.3 No communication, cable connection does not recognize
W5500 does not support Auto-MDI-X, which does not support the cross connect switch automatically, for
some older equipment, may need to cross line specific or direct connection. Such as modules connected
module, require the use of cross line, module. The router or switch requires the use of straight line.
7. Contact
Company:
Jinan USR IOT Technology Limited
Address:
1-728, Huizhan Guoji Cheng, Gaoxin Qu, Jinan, Shandong, China
Tel:
86-531-55507297, 86-531-88826739
Web:
www.usr.so
Email:
[email protected], [email protected]
8. Update History
2010-12-09 V1.0
created
