diff options
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/ada/src/pouetpouet.adb | 44 |
1 files changed, 35 insertions, 9 deletions
diff --git a/firmware/ada/src/pouetpouet.adb b/firmware/ada/src/pouetpouet.adb index babe362..d43bc06 100644 --- a/firmware/ada/src/pouetpouet.adb +++ b/firmware/ada/src/pouetpouet.adb @@ -1,8 +1,14 @@ with STM32.Device; use STM32.Device; with STM32.GPIO; use STM32.GPIO; +with STM32.RCC; use STM32.RCC; + +-- Temporary +-- with STM32_SVD.RCC; use STM32_SVD.RCC; +with STM32_SVD.TIM; use STM32_SVD.TIM; +with HAL; use HAL; -- Not yet used. --- with STM32.Timers; use STM32.Timers; +-- with STM32.Timers; use STM32.Timers; with USB; use USB; with USB.Device.HID.Keyboard; @@ -66,10 +72,19 @@ procedure Pouetpouet is end loop; end Dump_Events; + Rcc_Config : Rcc_Cfgr; begin - Testclick.Init; + -- Clock config + -- Currently only supports doing nothing (HSI) or using + -- HSI48 + Set_Sys_Clock_Source (Rcc_Config, Hsi48); + Enable_Crs (Rcc_Config); + Set_Sys_Clock (Rcc_Config, 48_000_000); + -- Set_P_Clock (Rcc_Config, 24_000_000); + Freeze (Rcc_Config); + if not USB_Stack.Register_Class (HID_Class'Unchecked_Access) then raise Fatal_Error with "Failed to register USB Serial device class"; end if; @@ -87,14 +102,18 @@ begin USB_Stack.Start; - -- Enable_Clock (Timer_1); - -- Reset (Timer_1); + -- Using HAL to enable clock, but everything else is yet to be done. + -- Using raw access to configure the timer until it's correctly + -- implemented. + Enable_Clock (Timer_1); - -- Configure (Timer_1, Prescaler => 13999, Period => 5999); + -- 1ms period + TIM1_Periph.ARR.ARR := 1; + TIM1_Periph.PSC.PSC := 48_000; + TIM1_Periph.CR1.OPM := True; + TIM1_Periph.CR1.UDIS := False; + TIM1_Periph.CR1.DIR := True; - -- Enable_Interrupt (Timer_1, Timer_Update_Interrupt); - - -- Enable (Timer_1); Log ("STARTING FW"); for Row of Keys.Rows loop @@ -118,6 +137,9 @@ begin loop USB_Stack.Poll; + TIM1_Periph.EGR.UG := True; + TIM1_Periph.CR1.CEN := True; + declare Evts : constant Events := Get_Events; begin @@ -143,6 +165,10 @@ begin HID_Class.Send_Report (UDC); end; - -- Delay_Cycles (72); + + -- Not clear why the timers stops at 1 instead of 0 + while Tim1_Periph.CNT.CNT > 1 loop + null; + end loop; end loop; end Pouetpouet; |