working on bbc micro

firmware/apple_pre_usb/Src/main.c

@@ -410,9 +410,9 @@ int main(void)
 
   /* USER CODE BEGIN 3 */
 
+    // m0110 keyboard loop
     if(HAL_GPIO_ReadPin(M0110_CLK_GPIO_Port, M0110_CLK_Pin) == GPIO_PIN_RESET)
       continue;
-
     m0110a_update();
     m0100a_handle_inquiry();
   }

firmware/bbc_micro/bbc.ioc

@@ -0,0 +1,159 @@
+#MicroXplorer Configuration settings - do not modify
+File.Version=6
+KeepUserPlacement=false
+Mcu.Family=STM32F0
+Mcu.IP0=NVIC
+Mcu.IP1=RCC
+Mcu.IP2=SPI1
+Mcu.IP3=SYS
+Mcu.IP4=TIM2
+Mcu.IP5=TIM14
+Mcu.IP6=TIM16
+Mcu.IP7=TIM17
+Mcu.IP8=USART1
+Mcu.IPNb=9
+Mcu.Name=STM32F072C(8-B)Tx
+Mcu.Package=LQFP48
+Mcu.Pin0=PC13
+Mcu.Pin1=PA4
+Mcu.Pin10=VP_TIM2_VS_ClockSourceINT
+Mcu.Pin11=VP_TIM14_VS_ClockSourceINT
+Mcu.Pin12=VP_TIM16_VS_ClockSourceINT
+Mcu.Pin13=VP_TIM17_VS_ClockSourceINT
+Mcu.Pin2=PA5
+Mcu.Pin3=PA6
+Mcu.Pin4=PA7
+Mcu.Pin5=PA9
+Mcu.Pin6=PA10
+Mcu.Pin7=PA13
+Mcu.Pin8=PA14
+Mcu.Pin9=VP_SYS_VS_Systick
+Mcu.PinsNb=14
+Mcu.ThirdPartyNb=0
+Mcu.UserConstants=
+Mcu.UserName=STM32F072C8Tx
+MxCube.Version=4.27.0
+MxDb.Version=DB.4.0.270
+NVIC.HardFault_IRQn=true\:0\:0\:false\:false\:true\:false
+NVIC.NonMaskableInt_IRQn=true\:0\:0\:false\:false\:true\:false
+NVIC.PendSV_IRQn=true\:0\:0\:false\:false\:true\:false
+NVIC.SPI1_IRQn=true\:0\:0\:false\:false\:true\:true
+NVIC.SVC_IRQn=true\:0\:0\:false\:false\:true\:false
+NVIC.SysTick_IRQn=true\:0\:0\:false\:false\:true\:false
+NVIC.TIM14_IRQn=true\:3\:0\:true\:false\:true\:true
+NVIC.TIM16_IRQn=true\:3\:0\:true\:false\:true\:true
+NVIC.TIM17_IRQn=true\:2\:0\:true\:false\:true\:true
+PA10.Mode=Asynchronous
+PA10.Signal=USART1_RX
+PA13.Mode=Serial_Wire
+PA13.Signal=SYS_SWDIO
+PA14.Mode=Serial_Wire
+PA14.Signal=SYS_SWCLK
+PA4.Mode=NSS_Signal_Hard_Input
+PA4.Signal=SPI1_NSS
+PA5.Mode=Full_Duplex_Slave
+PA5.Signal=SPI1_SCK
+PA6.Locked=true
+PA6.Mode=Full_Duplex_Slave
+PA6.Signal=SPI1_MISO
+PA7.Mode=Full_Duplex_Slave
+PA7.Signal=SPI1_MOSI
+PA9.Mode=Asynchronous
+PA9.Signal=USART1_TX
+PC13.GPIOParameters=PinState,GPIO_Label
+PC13.GPIO_Label=SLAVE_REQ
+PC13.Locked=true
+PC13.PinState=GPIO_PIN_RESET
+PC13.Signal=GPIO_Output
+PCC.Checker=false
+PCC.Line=STM32F0x2
+PCC.MCU=STM32F072C(8-B)Tx
+PCC.PartNumber=STM32F072C8Tx
+PCC.Seq0=0
+PCC.Series=STM32F0
+PCC.Temperature=25
+PCC.Vdd=3.6
+PinOutPanel.RotationAngle=0
+ProjectManager.AskForMigrate=true
+ProjectManager.BackupPrevious=false
+ProjectManager.CompilerOptimize=6
+ProjectManager.ComputerToolchain=false
+ProjectManager.CoupleFile=false
+ProjectManager.CustomerFirmwarePackage=
+ProjectManager.DefaultFWLocation=true
+ProjectManager.DeletePrevious=true
+ProjectManager.DeviceId=STM32F072C8Tx
+ProjectManager.FirmwarePackage=STM32Cube FW_F0 V1.9.0
+ProjectManager.FreePins=false
+ProjectManager.HalAssertFull=false
+ProjectManager.HeapSize=0x200
+ProjectManager.KeepUserCode=true
+ProjectManager.LastFirmware=true
+ProjectManager.LibraryCopy=1
+ProjectManager.MainLocation=Src
+ProjectManager.NoMain=false
+ProjectManager.PreviousToolchain=
+ProjectManager.ProjectBuild=false
+ProjectManager.ProjectFileName=bbc.ioc
+ProjectManager.ProjectName=bbc
+ProjectManager.StackSize=0x400
+ProjectManager.TargetToolchain=MDK-ARM V5
+ProjectManager.ToolChainLocation=
+ProjectManager.UnderRoot=false
+ProjectManager.functionlistsort=1-MX_GPIO_Init-GPIO-false-HAL-true,2-SystemClock_Config-RCC-false-HAL-false,3-MX_SPI1_Init-SPI1-false-HAL-true,4-MX_USART1_UART_Init-USART1-false-HAL-true,5-MX_TIM2_Init-TIM2-false-HAL-true,6-MX_TIM16_Init-TIM16-false-HAL-true,7-MX_TIM17_Init-TIM17-false-HAL-true,8-MX_TIM14_Init-TIM14-false-HAL-true
+RCC.AHBFreq_Value=48000000
+RCC.APB1Freq_Value=48000000
+RCC.APB1TimFreq_Value=48000000
+RCC.CECFreq_Value=32786.88524590164
+RCC.FCLKCortexFreq_Value=48000000
+RCC.FamilyName=M
+RCC.HCLKFreq_Value=48000000
+RCC.HSICECFreq_Value=32786.88524590164
+RCC.I2C1Freq_Value=48000000
+RCC.I2SFreq_Value=48000000
+RCC.I2c1ClockSelection=RCC_I2C1CLKSOURCE_SYSCLK
+RCC.IPParameters=AHBFreq_Value,APB1Freq_Value,APB1TimFreq_Value,CECFreq_Value,FCLKCortexFreq_Value,FamilyName,HCLKFreq_Value,HSICECFreq_Value,I2C1Freq_Value,I2SFreq_Value,I2c1ClockSelection,MCOFreq_Value,PLLCLKFreq_Value,PLLMCOFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,TimSysFreq_Value,USART1Freq_Value,USART2Freq_Value,Usart1ClockSelection,VCOOutput2Freq_Value
+RCC.MCOFreq_Value=48000000
+RCC.PLLCLKFreq_Value=16000000
+RCC.PLLMCOFreq_Value=16000000
+RCC.SYSCLKFreq_VALUE=48000000
+RCC.SYSCLKSource=RCC_SYSCLKSOURCE_HSI48
+RCC.TimSysFreq_Value=48000000
+RCC.USART1Freq_Value=48000000
+RCC.USART2Freq_Value=48000000
+RCC.Usart1ClockSelection=RCC_USART1CLKSOURCE_SYSCLK
+RCC.VCOOutput2Freq_Value=8000000
+SPI1.DataSize=SPI_DATASIZE_8BIT
+SPI1.Direction=SPI_DIRECTION_2LINES
+SPI1.IPParameters=VirtualType,Mode,Direction,DataSize,VirtualNSS
+SPI1.Mode=SPI_MODE_SLAVE
+SPI1.VirtualNSS=VM_NSSHARD
+SPI1.VirtualType=VM_SLAVE
+TIM14.AutoReloadPreload=TIM_AUTORELOAD_PRELOAD_ENABLE
+TIM14.IPParameters=Prescaler,Period,AutoReloadPreload
+TIM14.Period=65535
+TIM14.Prescaler=47
+TIM16.AutoReloadPreload=TIM_AUTORELOAD_PRELOAD_ENABLE
+TIM16.IPParameters=Prescaler,Period,AutoReloadPreload
+TIM16.Period=65535
+TIM16.Prescaler=47
+TIM17.IPParameters=Prescaler,Period
+TIM17.Period=10000
+TIM17.Prescaler=47
+TIM2.IPParameters=Prescaler,Period
+TIM2.Period=4294967295
+TIM2.Prescaler=47
+USART1.BaudRate=115200
+USART1.IPParameters=VirtualMode-Asynchronous,BaudRate
+USART1.VirtualMode-Asynchronous=VM_ASYNC
+VP_SYS_VS_Systick.Mode=SysTick
+VP_SYS_VS_Systick.Signal=SYS_VS_Systick
+VP_TIM14_VS_ClockSourceINT.Mode=Enable_Timer
+VP_TIM14_VS_ClockSourceINT.Signal=TIM14_VS_ClockSourceINT
+VP_TIM16_VS_ClockSourceINT.Mode=Enable_Timer
+VP_TIM16_VS_ClockSourceINT.Signal=TIM16_VS_ClockSourceINT
+VP_TIM17_VS_ClockSourceINT.Mode=Enable_Timer
+VP_TIM17_VS_ClockSourceINT.Signal=TIM17_VS_ClockSourceINT
+VP_TIM2_VS_ClockSourceINT.Mode=Internal
+VP_TIM2_VS_ClockSourceINT.Signal=TIM2_VS_ClockSourceINT
+board=custom

pcb/bbc_micro/changelog.txt

@@ -0,0 +1,2 @@
+pt1:
+initial prototype