HDMI 1.4/2.0 TX Subsystem
13
PG235 October 4, 2017
Chapter
2:
Product Specification
For those packet types not highlighted, a generic API function is available in HDMI TX
Subsystem driver to support it from user application. You must prepare the complete packet
(including calculating CRC) in its application software and call
XV_HdmiTxSs_SendGenericAuxInfoframe
API. The recommended place to push the
packet is in HDMI TX Vsync interrupt callback.
void XV_HdmiTxSs_SendGenericAuxInfoframe(XV_HdmiTxSs *InstancePtr, void *Aux)
where,
°
InstancePtr is a pointer to HDMI TX Subsystem instance.
°
Aux is a 36 byte array contains the complete AUX packet.
X-Ref Target - Figure 2-6
Figure
2
‐
6:
Hardware and Software Packet Types