REL1.1
Page 21 of 51
iWave Systems Technologies Pvt. Ltd.
RZ/G1C SBC Hardware User Guide
2.7
Video Features
2.7.1
HDMI Port
The RZ/G1C CPU’s display unit (DU) has two independently controllable channels DU0 & DU1 and supports RGB888
interface (24bpp), LVDS interface, and CVBS output interface. Using the DU0 and DU1, different images or the same
image can be displayed on any two displays.
The RZ/G1C SBC supports one RGB888 interface for HDMI, one LVDS interface on Expansion Conenctor2 and
optionally one CVBS output interface on RCA Jack. Upon these three interfaces, either two interfaces can be used at
a time.
The RZ/G1C SBC supports HDMI output through on board RGB to HDMI Transmitter
“SiI9022A”
. The RGB888
interface of RZ/G1C CPU DU0 controller is directly connected to HDMI Transmitter which supports video resolutions
upto 1080p. Also RZ/G1C CPU
’s
I2C4 interface is connected to HDMI Transmitter for control & configuration. The
HDMI transmitter output is connected to Standard HDMI connector with ESD protection circuitry. HDMI Output
connector (J13) is physically located on top of the SBC as shown below.
Figure 8: HDMI Connector