Raymarine ST70 Instrument User Reference Handbook page 14

Alternatively use the Rollover feature within the setup menu to cycle
through the pages automatically.
Instrument page frames
Each piece of information is displayed in a frame within the page.
The frames support a number of different styles and formats for
presenting the data.
Digital frames
The digital frames provides data in a numerical format.
Analog frames
Analog frames provide real-time data in the form of an analog gauge.
Analog gauges are only available for full and 2/3 screen frames.
14
Graph frames
Graphs provide a means of showing how a particular reading has
changed over time.
Bar graph frames
D11839-1
The rudder bar is an example of a bar graph frame.
Rolling road frame
D11838-1
The rolling road provides waypoint and course deviation information.
D11840-1
D11869-1
D11861-1
ST70 Instrument User reference