网站建设c云世家宋南南,利用第三方做网站永久发布地址,wordpress图片点击放大,深圳网站设计公司龙岗BetaFlight统一硬件配置文件研读之timer命令 1. 源由2. 代码分析3. 实例分析4. 配置情况4.1 AFn配置查表4.2 timer4.3 timer show4.4 timer pin list 5. 参考资料 统一硬件配置文件的设计是一种非常好的设计模式#xff0c;可以将硬件和软件的工作进行解耦。
1. 源由
cli命令… BetaFlight统一硬件配置文件研读之timer命令 1. 源由2. 代码分析3. 实例分析4. 配置情况4.1 AFn配置查表4.2 timer4.3 timer show4.4 timer pin list 5. 参考资料 统一硬件配置文件的设计是一种非常好的设计模式可以将硬件和软件的工作进行解耦。
1. 源由
cli命令中timer是对硬件引脚和timer资源进行绑定的一个操作主要用于以下设备
电机PPM接收机LED灯带伺服器
2. 代码分析
cliTimer├── timer│ └── printTimer(DUMP_MASTER, NULL); return├── timer list│ └── NOT IMPLEMENTED YET├── USE_TIMER_MAP_PRINT timer map│ └── showTimerMap(); return├── timer show│ └── showTimers(); return├── !pch || !strToPin(pch, ioTag) error return //边界检查├── !IOGetByTag(ioTag) error return //有效性检查├── [find existing entry, or go for next available] error return //如果entry满失败├── !pch printTimerDetails(ioTag, timerIOConfig(timerIOIndex)-index, false, DUMP_MASTER, cliDumpPrintLinef); return└── pch ├── list│ ├── for (unsigned index 0; (timer timerGetByTagAndIndex(ioTag, index 1)); index) │ ├── cliPrintLinef(# AF%d: TIM%d CH%d%s, timer-alternateFunction, timerGetTIMNumber(timer-tim), CC_INDEX_FROM_CHANNEL(timer-channel) 1,timer-output TIMER_OUTPUT_N_CHANNEL ? N : );│ └── return├── none│ └── timerIndex TIMER_INDEX_UNDEFINED;├── af│ ├── for (unsigned index 0; (timer timerGetByTagAndIndex(ioTag, index 1)); index)│ ├── for (unsigned index 0; (timer timerGetByTagAndIndex(ioTag, index 1)); index)│ └── timer-alternateFunction alternateFunction timerIndex index;├── [assign new io timer]│ ├── int oldTimerIndex isExistingTimerOpt ? timerIOConfig(timerIOIndex)-index - 1 : -1;│ ├── timerIOConfigMutable(timerIOIndex)-ioTag timerIndex TIMER_INDEX_UNDEFINED ? IO_TAG_NONE : ioTag;│ ├── timerIOConfigMutable(timerIOIndex)-index timerIndex 1;│ └── timerIOConfigMutable(timerIOIndex)-dmaopt DMA_OPT_UNUSED;├── timerIndex oldTimerIndex│ └── cliPrintLinef(# timer %c%02d: no change: %s, IO_GPIOPortIdxByTag(ioTag) A, IO_GPIOPinIdxByTag(ioTag), orgvalString)└── timerIndex ! oldTimerIndex└── cliPrintLinef(# timer %c%02d: changed from %s to %s, IO_GPIOPortIdxByTag(ioTag) A, IO_GPIOPinIdxByTag(ioTag), orgvalString, optvalString);3. 实例分析
# timer
timer A10 AF1
# pin A10: TIM1 CH3 (AF1)
timer B00 AF2
# pin B00: TIM3 CH3 (AF2)
timer B01 AF2
# pin B01: TIM3 CH4 (AF2)
timer A00 AF2
# pin A00: TIM5 CH1 (AF2)
timer A01 AF2
# pin A01: TIM5 CH2 (AF2)
timer A02 AF2
# pin A02: TIM5 CH3 (AF2)
timer A03 AF2
# pin A03: TIM5 CH4 (AF2)
timer D12 AF2
# pin D12: TIM4 CH1 (AF2)
timer D13 AF2
# pin D13: TIM4 CH2 (AF2)
timer D14 AF2
# pin D14: TIM4 CH3 (AF2)
timer D15 AF2
# pin D15: TIM4 CH4 (AF2)
timer E05 AF4
# pin E05: TIM15 CH1 (AF4)
timer E06 AF4
# pin E06: TIM15 CH2 (AF4)
timer A08 AF1
# pin A08: TIM1 CH1 (AF1)4. 配置情况
# help timer
timer - show/set timers | pin list | pin [afalternate function|none|option(deprecated)] | list | show4.1 AFn配置查表 4.2 timer
# timer
timer A10 AF1
# pin A10: TIM1 CH3 (AF1)
timer B00 AF2
# pin B00: TIM3 CH3 (AF2)
timer B01 AF2
# pin B01: TIM3 CH4 (AF2)
timer A00 AF2
# pin A00: TIM5 CH1 (AF2)
timer A01 AF2
# pin A01: TIM5 CH2 (AF2)
timer A02 AF2
# pin A02: TIM5 CH3 (AF2)
timer A03 AF2
# pin A03: TIM5 CH4 (AF2)
timer D12 AF2
# pin D12: TIM4 CH1 (AF2)
timer D13 AF2
# pin D13: TIM4 CH2 (AF2)
timer D14 AF2
# pin D14: TIM4 CH3 (AF2)
timer D15 AF2
# pin D15: TIM4 CH4 (AF2)
timer E05 AF4
# pin E05: TIM15 CH1 (AF4)
timer E06 AF4
# pin E06: TIM15 CH2 (AF4)
timer A08 AF1
# pin A08: TIM1 CH1 (AF1)4.3 timer show
# timer showCurrently active Timers:
-----------------------
TIM1:CH1 : LED_STRIP
TIM2: FREE
TIM3: FREE
TIM4: FREE
TIM5: FREE
TIM6: FREE
TIM7: FREE
TIM8:CH1 : DSHOT_BITBANG 2CH2 : DSHOT_BITBANG 1
TIM12: FREE
TIM13: FREE
TIM14: FREE
TIM15: FREE
TIM16: FREE
TIM17: FREE4.4 timer pin list
# timer A10 list
# AF1: TIM1 CH35. 参考资料
【1】BetaFlight开源代码框架简介 【2】BetaFlight统一硬件资源简单配置修改 【3】BetaFlight统一硬件配置文件研读
