Advantech ARK-4180, User Manual, Page: 50 / 66

ARK-4180 User Manual 42
– Key in the desired data, such as 0x1234, in the Result field to write to the
device.
– Click the WRITE SMBus DATA button and the data will be written to the
device through the SMBus.
„ Read Multiple bytes
– Click the radio button- Access multiple bytes.
– Key in the slave device address in the Slave address field.
– Key in the register offset in the Register Offset field.
– Key in the desired number of bytes, such as 3, in the right side field of radio
button- Access multiple bytes. The number must be written in decimal.
– Click the READ SMBus DATA button and then all data from the device will be
divided from each other by commas and be shown in the Result field.
„ Write Multiple bytes
– Click the radio button- Access multiple bytes.
– Key in the slave device address in the Slave address field.
– Key in the register offset in the Register Offset field.
– Key in the desired number of bytes, such as 3, in the right side field of the
radio button- Access multiple bytes. The number must be written in decimal.
– Key in all the desired data in the Result field in hexadecimal format, divided
by commas, for example, 0x50,0x60,0x7A.
– Click the WRITE SMBus DATA button and all of the data will be written to the
device through the SMBus.
4.3.4.7 VGA Control
When the application is executed, it will display two blocks of VGA control functions.
The application can turn on or turn off the screen shot freely, and it also can tune the
brightness of the panels if your platform is supported. You can test the functionalities
of VGA control as follows:
„ Screen on/off control
– Click the radio button ON or push the key F11 to turn on the panel screen.