STM8S/A Standard Peripherals Firmware Library: UART1_HalfDuplex

STM8S/A

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STM8S/A Standard Peripherals Firmware Library
Defines | Enumerations | Functions | Variables
UART1_HalfDuplex

Defines

#define countof(a)   (sizeof(a) / sizeof(*(a)))
#define receiver
#define transmitter
#define TxBufferSize1   (countof(TxBuffer1) - 1)
#define TxBufferSize2   (countof(TxBuffer2) - 1)

Enumerations

enum  TestStatus {
  FAILED = 0, PASSED = !FAILED, FAILED = 0, PASSED = !FAILED,
  FAILED = 0, PASSED = !FAILED, FAILED = 0, PASSED = !FAILED,
  FAILED = 0, PASSED = !FAILED, FAILED = 0, PASSED = !FAILED,
  FAILED = 0, PASSED = !FAILED, FAILED = 0, PASSED = !FAILED,
  FAILED = 0, PASSED = !FAILED, FAILED = 0, PASSED = !FAILED
}

Functions

TestStatus Buffercmp (uint8_t *pBuffer1, uint8_t *pBuffer2, uint16_t BufferLength)
 Compares two buffers.
static void CLK_Config (void)
 Configure system clock to run at 16Mhz.
static void GPIO_Config (void)
 Configure UART1 Tx pin as Output open-drain high-impedance level.
 INTERRUPT_HANDLER (TLI_IRQHandler, 0)
 Top Level Interrupt routine.
 INTERRUPT_HANDLER (AWU_IRQHandler, 1)
 Auto Wake Up Interrupt routine.
 INTERRUPT_HANDLER (CLK_IRQHandler, 2)
 Clock Controller Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTA_IRQHandler, 3)
 External Interrupt PORTA Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTB_IRQHandler, 4)
 External Interrupt PORTB Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTC_IRQHandler, 5)
 External Interrupt PORTC Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTD_IRQHandler, 6)
 External Interrupt PORTD Interrupt routine.
 INTERRUPT_HANDLER (EXTI_PORTE_IRQHandler, 7)
 External Interrupt PORTE Interrupt routine.
 INTERRUPT_HANDLER (SPI_IRQHandler, 10)
 SPI Interrupt routine.
 INTERRUPT_HANDLER (TIM1_UPD_OVF_TRG_BRK_IRQHandler, 11)
 Timer1 Update/Overflow/Trigger/Break Interrupt routine.
 INTERRUPT_HANDLER (TIM1_CAP_COM_IRQHandler, 12)
 Timer1 Capture/Compare Interrupt routine.
 INTERRUPT_HANDLER (TIM2_UPD_OVF_BRK_IRQHandler, 13)
 Timer2 Update/Overflow/Break Interrupt routine.
 INTERRUPT_HANDLER (TIM2_CAP_COM_IRQHandler, 14)
 Timer2 Capture/Compare Interrupt routine.
 INTERRUPT_HANDLER (I2C_IRQHandler, 19)
 I2C Interrupt routine.
 INTERRUPT_HANDLER (ADC1_IRQHandler, 22)
 ADC1 interrupt routine.
 INTERRUPT_HANDLER (TIM4_UPD_OVF_IRQHandler, 23)
 Timer4 Update/Overflow Interrupt routine.
 INTERRUPT_HANDLER (EEPROM_EEC_IRQHandler, 24)
 Eeprom EEC Interrupt routine.
 INTERRUPT_HANDLER_TRAP (TRAP_IRQHandler)
 TRAP interrupt routine.
void main (void)
 Main program.
static void UART_Config (void)
 UART1 and UART3 Configuration for half duplex communication.

Variables

uint8_t NbrOfDataToRead1 = TxBufferSize2
uint8_t NbrOfDataToRead2 = TxBufferSize1
uint8_t RxBuffer1 [TxBufferSize2] = {0}
uint8_t RxBuffer2 [TxBufferSize1] = {0}
uint8_t RxCounter1 = 0
uint8_t RxCounter2 = 0
__IO TestStatus TransferStatus1 = FAILED
__IO TestStatus TransferStatus2 = FAILED
uint8_t TxBuffer1 [] = "HalfDuplex Example: UART1 -> UART3 using HalfDuplex mode"
uint8_t TxBuffer2 [] = "HalfDuplex Example: UART3 -> UART1 using HalfDuplex mode"
uint8_t TxCounter1 = 0
uint8_t TxCounter2 = 0

Define Documentation

#define countof (   a)    (sizeof(a) / sizeof(*(a)))

Definition at line 43 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

#define receiver

Definition at line 50 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

#define transmitter

Definition at line 46 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

#define TxBufferSize1   (countof(TxBuffer1) - 1)

Definition at line 40 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by main().

#define TxBufferSize2   (countof(TxBuffer2) - 1)

Definition at line 41 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by main().

Enumeration Type Documentation

enum TestStatus
Enumerator:
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 
FAILED 
PASSED 

Definition at line 37 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Function Documentation

TestStatus Buffercmp ( uint8_t *  pBuffer1,
uint8_t *  pBuffer2,
uint16_t  BufferLength 
)

Compares two buffers.

Parameters:
pBuffer1First buffer to be compared.
pBuffer2Second buffer to be compared.
BufferLengthBuffer's length
Return values:
TestStatusStatus of buffer comparison
  • PASSED: pBuffer1 identical to pBuffer2
  • FAILED: pBuffer1 differs from pBuffer2
Required preconditions:
None
static void CLK_Config ( void  ) [static]

Configure system clock to run at 16Mhz.

Parameters:
None
Return values:
None
static void GPIO_Config ( void  ) [static]

Configure UART1 Tx pin as Output open-drain high-impedance level.

Parameters:
None
Return values:
None
INTERRUPT_HANDLER ( TLI_IRQHandler  ,
0   
)

Top Level Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 87 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( AWU_IRQHandler  ,
1   
)

Auto Wake Up Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 100 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( CLK_IRQHandler  ,
2   
)

Clock Controller Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 113 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTA_IRQHandler  ,
3   
)

External Interrupt PORTA Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 126 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTB_IRQHandler  ,
4   
)

External Interrupt PORTB Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 138 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTC_IRQHandler  ,
5   
)

External Interrupt PORTC Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 151 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTD_IRQHandler  ,
6   
)

External Interrupt PORTD Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 164 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( EXTI_PORTE_IRQHandler  ,
7   
)

External Interrupt PORTE Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 177 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( SPI_IRQHandler  ,
10   
)

SPI Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 232 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( TIM1_UPD_OVF_TRG_BRK_IRQHandler  ,
11   
)

Timer1 Update/Overflow/Trigger/Break Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 245 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( TIM1_CAP_COM_IRQHandler  ,
12   
)

Timer1 Capture/Compare Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 258 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( TIM2_UPD_OVF_BRK_IRQHandler  ,
13   
)

Timer2 Update/Overflow/Break Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 298 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( TIM2_CAP_COM_IRQHandler  ,
14   
)

Timer2 Capture/Compare Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 311 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( I2C_IRQHandler  ,
19   
)

I2C Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 383 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( ADC1_IRQHandler  ,
22   
)

ADC1 interrupt routine.

Parameters:
None
Return values:
None

Definition at line 465 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( TIM4_UPD_OVF_IRQHandler  ,
23   
)

Timer4 Update/Overflow Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 493 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER ( EEPROM_EEC_IRQHandler  ,
24   
)

Eeprom EEC Interrupt routine.

Parameters:
None
Return values:
None

Definition at line 507 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

INTERRUPT_HANDLER_TRAP ( TRAP_IRQHandler  )

TRAP interrupt routine.

Parameters:
None
Return values:
None

Definition at line 73 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/stm8s_it.c.

void main ( void  )

Main program.

Parameters:
None
Return values:
None

Definition at line 74 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

References Buffercmp(), CLK_Config(), GPIO_Config(), NbrOfDataToRead1, NbrOfDataToRead2, RESET, RxBuffer1, RxBuffer2, RxCounter1, RxCounter2, TransferStatus1, TransferStatus2, TxBuffer1, TxBuffer2, TxBufferSize1, TxBufferSize2, TxCounter1, TxCounter2, UART1_FLAG_RXNE, UART1_FLAG_TXE, UART1_GetFlagStatus(), UART1_ReceiveData8(), UART1_SendData8(), UART3_FLAG_RXNE, UART3_FLAG_TXE, UART3_GetFlagStatus(), UART3_ReceiveData8(), UART3_SendData8(), and UART_Config().

static void UART_Config ( void  ) [static]

UART1 and UART3 Configuration for half duplex communication.

Parameters:
None
Return values:
None

Definition at line 171 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

References ENABLE, UART1_DeInit(), UART1_HalfDuplexCmd(), UART1_Init(), UART1_MODE_TXRX_ENABLE, UART1_PARITY_NO, UART1_STOPBITS_1, UART1_SYNCMODE_CLOCK_DISABLE, UART1_WORDLENGTH_8D, UART3_DeInit(), UART3_Init(), UART3_MODE_TXRX_ENABLE, UART3_PARITY_NO, UART3_STOPBITS_1, and UART3_WORDLENGTH_8D.

Referenced by main().

Variable Documentation

uint8_t NbrOfDataToRead1 = TxBufferSize2

Definition at line 56 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by GetVar_NbrOfDataToRead1(), and main().

uint8_t NbrOfDataToRead2 = TxBufferSize1

Definition at line 57 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by GetVar_NbrOfDataToRead2(), and main().

uint8_t RxBuffer1[TxBufferSize2] = {0}

Definition at line 54 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

uint8_t RxBuffer2[TxBufferSize1] = {0}

Definition at line 55 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

uint8_t RxCounter1 = 0

Definition at line 58 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by GetVar_RxCounter1(), IncrementVar_RxCounter1(), and main().

uint8_t RxCounter2 = 0

Definition at line 59 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by GetVar_RxCounter2(), IncrementVar_RxCounter2(), and main().

__IO TestStatus TransferStatus1 = FAILED

Definition at line 60 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

__IO TestStatus TransferStatus2 = FAILED

Definition at line 60 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

uint8_t TxBuffer1[] = "HalfDuplex Example: UART1 -> UART3 using HalfDuplex mode"

Definition at line 52 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

uint8_t TxBuffer2[] = "HalfDuplex Example: UART3 -> UART1 using HalfDuplex mode"

Definition at line 53 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

uint8_t TxCounter1 = 0

Definition at line 58 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by GetVar_TxCounter1(), IncrementVar_TxCounter1(), and main().

uint8_t TxCounter2 = 0

Definition at line 59 of file STM8S_StdPeriph_Examples/UART1/UART1_HalfDuplex/main.c.

Referenced by GetVar_TxCounter2(), IncrementVar_TxCounter2(), and main().

STM8 Standard Peripherals Library: Footer

 

 

 

      For complete documentation on STM8 8-bit Microcontrollers platform visit www.st.com

 

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