HWUsart Class Reference
Implements the I/O hardware necessary to do USART transfers. More...
#include <hwuart.h>
Inheritance diagram for HWUsart:
Public Member Functions | |
| HWUsart (AvrDevice *core, HWIrqSystem *, PinAtPort tx, PinAtPort rx, PinAtPort xck, unsigned int rx_interrupt, unsigned int udre_interrupt, unsigned int tx_interrupt, int instance_id=0, bool mxReg=true) | |
| Creates a instance of HWUsart class. More... | |
| void | SetUcsrc (unsigned char val) |
| void | SetUcsrcUbrrh (unsigned char val) |
| unsigned char | GetUcsrc () |
| unsigned char | GetUcsrcUbrrh () |
 Public Member Functions inherited from HWUart | |
| HWUart (AvrDevice *core, HWIrqSystem *, PinAtPort tx, PinAtPort rx, unsigned int rx_interrupt, unsigned int udre_interrupt, unsigned int tx_interrupt, int instance_id=0) | |
| Creates a instance of HWUart class. More... | |
| virtual unsigned int | CpuCycle () |
| void | Reset () |
| void | SetUdr (unsigned char val) |
| void | SetUsr (unsigned char val) |
| void | SetUcr (unsigned char val) |
| void | SetUbrr (unsigned char val) |
| void | SetUbrrhi (unsigned char val) |
| unsigned char | GetUdr () |
| unsigned char | GetUsr () |
| unsigned char | GetUcr () |
| unsigned char | GetUbrr () |
| unsigned char | GetUbrrhi () |
| void | ClearIrqFlag (unsigned int) |
| void | CheckForNewSetIrq (unsigned char) |
| void | CheckForNewClearIrq (unsigned char) |
| Public Member Functions inherited from Hardware | |
| Hardware (AvrDevice *core) | |
| virtual | ~Hardware () |
| virtual bool | IsLevelInterrupt (unsigned int vector) |
| virtual bool | LevelInterruptPending (unsigned int vector) |
| Public Member Functions inherited from TraceValueRegister | |
| TraceValueRegister (TraceValueRegister *parent, const std::string &name) | |
| Create a TraceValueRegister, with a scope prefix built on parent scope + name. More... | |
| TraceValueRegister () | |
| Create a TraceValueRegister, with a empty scope name, single device application. More... | |
| virtual | ~TraceValueRegister () |
| const std::string | GetTraceValuePrefix (void) |
| Returns the scope prefix. More... | |
| const std::string | GetScopeName (void) |
| Returns the scope name. More... | |
| void | RegisterTraceValue (TraceValue *t) |
| Registers a TraceValue for this register. More... | |
| void | UnregisterTraceValue (TraceValue *t) |
| Unregisters a TraceValue, remove it from register. More... | |
| TraceValueRegister * | GetScopeGroupByName (const std::string &name) |
| Get a here registered TraceValueRegister by it's name. More... | |
| virtual TraceValue * | GetTraceValueByName (const std::string &name) |
| Get a here registered TraceValue by it's name. More... | |
| TraceValueRegister * | FindScopeGroupByName (const std::string &name) |
| Seek for a TraceValueRegister by it's name. More... | |
| TraceValue * | FindTraceValueByName (const std::string &name) |
| Seek for a TraceValue by it's name. More... | |
| TraceSet * | GetAllTraceValues (void) |
| Get all here registered TraceValue's only (not with descending values) More... | |
| TraceSet * | GetAllTraceValuesRecursive (void) |
| Get all here registered TraceValue's with descending values. More... | |
Public Attributes | |
| IOReg< HWUsart > | ucsrc_reg |
| IOReg< HWUsart > | ubrrh_reg |
| IOReg< HWUsart > | ucsrc_ubrrh_reg |
| Public Attributes inherited from HWUart | |
| IOReg< HWUart > | udr_reg |
| IOReg< HWUart > | usr_reg |
| IOReg< HWUart > | ucr_reg |
| IOReg< HWUart > | ucsra_reg |
| IOReg< HWUart > | ucsrb_reg |
| IOReg< HWUart > | ubrr_reg |
| IO register "UBRRxL" - baudrate. More... | |
| IOReg< HWUart > | ubrrhi_reg |
| IO register "UBRRxH" - baudrate. More... | |
Protected Attributes | |
| PinAtPort | pinXck |
| Clock pin for synchronous mode. More... | |
| Protected Attributes inherited from HWUart | |
| unsigned char | udrWrite |
| Write stage of UDR register value. More... | |
| unsigned char | udrRead |
| Read stage of UDR register value. More... | |
| unsigned char | usr |
| USR register value, also used as UCSRA register value. More... | |
| unsigned char | ucr |
| UCR register value, also used as UCSRB register value. More... | |
| unsigned char | ucsrc |
| UCSRC register value. More... | |
| unsigned short | ubrr |
| Baud rate register value (UBRR) More... | |
| bool | readParity |
| The read parity flag for usart. More... | |
| bool | writeParity |
| The write parity flag for usart. More... | |
| int | frameLength |
| Hold length of UART frame. More... | |
| HWIrqSystem * | irqSystem |
| Connection to interrupt system. More... | |
| PinAtPort | pinTx |
| TX pin. More... | |
| PinAtPort | pinRx |
| RX pin. More... | |
| unsigned int | vectorRx |
| Interrupt vector ID for receive interrupt. More... | |
| unsigned int | vectorUdre |
| Interrupt vector ID for UDR empty interrupt. More... | |
| unsigned int | vectorTx |
| Interrupt vector ID for sent byte interrupt. More... | |
| unsigned char | regSeq |
| Cycle timer for controling read access to UCSRC/UBRRH combined register. More... | |
| int | baudCnt |
| T_RxState | rxState |
| T_TxState | txState |
| int | cntRxSamples |
| int | rxLowCnt |
| int | rxHighCnt |
| unsigned int | rxDataTmp |
| int | rxBitCnt |
| int | baudCnt16 |
| unsigned char | txDataTmp |
| int | txBitCnt |
Additional Inherited Members | |
| Protected Types inherited from HWUart | |
| enum | T_RxState { RX_DISABLED, RX_WAIT_FOR_HIGH, RX_WAIT_FOR_LOWEDGE, RX_READ_STARTBIT, RX_READ_DATABIT, RX_READ_PARITY, RX_READ_STOPBIT, RX_READ_STOPBIT2 } |
| enum | T_TxState { TX_DISABLED, TX_SEND_STARTBIT, TX_SEND_DATABIT, TX_SEND_PARITY, TX_SEND_STOPBIT, TX_SEND_STOPBIT2, TX_AFTER_STOPBIT, TX_FIRST_RUN, TX_FINISH } |
| Protected Member Functions inherited from HWUart | |
| unsigned int | CpuCycleRx () |
| unsigned int | CpuCycleTx () |
| void | SetFrameLengthFromRegister () |
| Protected Member Functions inherited from TraceValueRegister | |
| virtual size_t | _tvr_getValuesCount (void) |
| Get the count of all TraceValues, that are registered here and descending. More... | |
| virtual void | _tvr_insertTraceValuesToSet (TraceSet &t) |
| Insert all TraceValues into TraceSet, that registered here and descending. More... | |
Detailed Description
Implements the I/O hardware necessary to do USART transfers.
Constructor & Destructor Documentation
◆ HWUsart()
| HWUsart::HWUsart | ( | AvrDevice * | core, |
| HWIrqSystem * | s, | ||
| PinAtPort | tx, | ||
| PinAtPort | rx, | ||
| PinAtPort | xck, | ||
| unsigned int | rx_interrupt, | ||
| unsigned int | udre_interrupt, | ||
| unsigned int | tx_interrupt, | ||
| int | instance_id = 0, |
||
| bool | mxReg = true |
||
| ) |
Creates a instance of HWUsart class.
Definition at line 651 of file hwuart.cpp.
References IOReg< P >::releaseTraceValue(), HWUart::Reset(), ubrrh_reg, ucsrc_reg, and ucsrc_ubrrh_reg.
Member Function Documentation
◆ GetUcsrc()
| unsigned char HWUsart::GetUcsrc | ( | ) |
Definition at line 639 of file hwuart.cpp.
References HWUart::ucsrc.
◆ GetUcsrcUbrrh()
| unsigned char HWUsart::GetUcsrcUbrrh | ( | ) |
Definition at line 641 of file hwuart.cpp.
References HWUart::GetUbrrhi(), and HWUart::regSeq.
◆ SetUcsrc()
| void HWUsart::SetUcsrc | ( | unsigned char | val | ) |
Definition at line 626 of file hwuart.cpp.
References HWUart::SetFrameLengthFromRegister(), and HWUart::ucsrc.
◆ SetUcsrcUbrrh()
| void HWUsart::SetUcsrcUbrrh | ( | unsigned char | val | ) |
Definition at line 631 of file hwuart.cpp.
References HWUart::SetUbrrhi(), and URSEL.
Member Data Documentation
◆ pinXck
|
protected |
◆ ubrrh_reg
Definition at line 173 of file hwuart.h.
Referenced by AvrDevice_attiny2313::AvrDevice_attiny2313(), and HWUsart().
◆ ucsrc_reg
Definition at line 173 of file hwuart.h.
Referenced by AvrDevice_at90canbase::AvrDevice_at90canbase(), AvrDevice_atmega1284Abase::AvrDevice_atmega1284Abase(), AvrDevice_atmega128base::AvrDevice_atmega128base(), AvrDevice_atmega2560base::AvrDevice_atmega2560base(), AvrDevice_atmega668base::AvrDevice_atmega668base(), AvrDevice_attiny2313::AvrDevice_attiny2313(), and HWUsart().
◆ ucsrc_ubrrh_reg
Definition at line 173 of file hwuart.h.
Referenced by AvrDevice_atmega16_32::AvrDevice_atmega16_32(), and HWUsart().
The documentation for this class was generated from the following files:
- /home/buildbudy/simulavr/include/hwuart.h
- /home/buildbudy/simulavr/libsim/hwuart.cpp
