Posted on June 19, 2011 at 18:57Hi:I have problem with this function - it just doesn't work if you want to send some data (> 0 bytes). The setup packet is sent and ACK is received but when data packet is sent no response. See example below:         ...

Posted on June 05, 2011 at 12:58Hi:I got stuck trying to use STM32 Connective line controller towork as a USB HOST. If I attach flash drive the device attaching is detectedbut the enumeration is not working. USB Control packet is send but the device...

Posted on June 04, 2011 at 20:37Hi:I am trying to use USB OTG as a host. I have to enable PA9 pin which is the VBUS. I tried everything but could not get 5V only 3.3V. What I am missing?Code: GPIO_InitStructure.GPIO_Pin = HOST_POWERSW_VBUS;  GPIO_In...

Posted on April 23, 2011 at 07:45Weired inverting problem #rs232-transceiver #rs232