~aleteoryx/muditaos

ref: 798a2fb45afee614205ae8d8f7680dc678e251da muditaos/module-sys/SystemManager/doc/data/eInkResourceRequest.svg -rw-r--r-- 15.2 KiB
798a2fb4 — Mateusz Grzegorzek [BH-361] Move date to separate directory 4 years ago 
                                                                                
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@startuml

service_eInk -> eInkSentinel : SetFrequencyValueRequest
eInkSentinel -> PowerManager : RequestCpuFrequencyMessage

PowerManager -> CpuGovernor : SetCpuFrequencyRequest

service_eInk -> EinkDisplay : powerOn
EinkDisplay -> driverLPSPI : Enable

driverLPSPI -> driverPLL2 : Pll2ClockEnable
note right
Critical section!
mutex necessary
end note

driverLPSPI -> clock_config : LPSPIClockEnable

...screen redraw...

EinkDisplay -> driverLPSPI : Disable

driverLPSPI -> clock_config : LPSPIClockDisable

driverLPSPI -> driverPLL2 : Pll2ClockDisable
note right
Critical section!
mutex necessary
end note

service_eInk -> eInkSentinel : ResetCpuFrequencyRequest
eInkSentinel -> PowerManager : RequestCpuFrequencyMessage

PowerManager -> CpuGovernor : ResetCpuFrequencyRequest

@enduml

PlantUML version 1.2019.11(Sun Sep 22 12:02:15 CEST 2019)
(EPL source distribution)
Java Runtime: OpenJDK Runtime Environment
JVM: OpenJDK 64-Bit Server VM
Java Version: 14.0.2+12-46
Operating System: Linux
Default Encoding: UTF-8
Language: pl
Country: PL
--></g></svg>