overview
 the purpose
 Features
 Functional overview
 Outline of processing

detail
 function
・System management system
・Peripheral control system
・Peripherals not supported by libraries
 process
・Issue non-intback command
・Issuing an intoback command
・Recommended example
・Explanation of the diagram
 ·Limitations
peripheral control
 ·policy
・Method
calling sequence

- Into back initialization (1) (immediately after V-BLANK OUT processing)
- Into back initialization (3) (immediately after V-BLANK OUT processing)
- Normally, MAIN-LOOP processing (immediately after V-BLANK OUT processing)
・V-BLANK OUT interrupt processing from the second time onwards

reference
Data list
Function list
data specifications
function specification

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