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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2 | mjames | 1 | /* |
| 2 | * serial.h |
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| 3 | * |
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| 4 | * Created on: 4 Jan 2016 |
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| 5 | * Author: Mike |
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| 6 | */ |
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| 7 | |||
| 8 | #ifndef INC_SERIAL_H_ |
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| 9 | #define INC_SERIAL_H_ |
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| 10 | |||
| 11 | |||
| 12 | |||
| 13 | #include "main.h" |
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| 14 | |||
| 15 | |||
| 16 | |||
| 17 | |||
| 18 | #define TX_USART_BUFF_SIZ 1024 |
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| 19 | #define RX_USART_BUFF_SIZ 1024 |
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| 20 | |||
| 21 | typedef struct { |
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| 22 | USART_TypeDef *Instance; |
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| 23 | |||
| 24 | volatile uint8_t tx_usart_buff[TX_USART_BUFF_SIZ]; |
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| 25 | volatile unsigned int tx_usart_in_Ptr; |
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| 26 | volatile unsigned int tx_usart_out_Ptr; |
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| 27 | volatile uint8_t tx_usart_running; |
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| 28 | volatile uint16_t tx_usart_count; |
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| 29 | |||
| 30 | volatile uint8_t rx_usart_buff[RX_USART_BUFF_SIZ]; |
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| 31 | volatile unsigned int rx_usart_in_Ptr; |
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| 32 | volatile unsigned int rx_usart_out_Ptr; |
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| 33 | volatile uint8_t rx_usart_buffer_full; |
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| 34 | } usart_ctl; |
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| 35 | |||
| 36 | #if defined SERIAL_UART1 |
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| 37 | extern usart_ctl uc1; |
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| 38 | #endif |
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| 39 | #if defined SERIAL_UART2 |
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| 40 | extern usart_ctl uc2; |
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| 41 | #endif |
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| 42 | #if defined SERIAL_UART3 |
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| 43 | extern usart_ctl uc3; |
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| 44 | #endif |
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| 45 | |||
| 46 | |||
| 47 | |||
| 48 | |||
| 49 | |||
| 50 | |||
| 51 | /* returns the number of characters received by the Rx USART */ |
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| 52 | extern uint16_t SerialCharsReceived(usart_ctl * instance); |
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| 53 | |||
| 3 | mjames | 54 | extern uint8_t PollSerial(usart_ctl * instance); |
| 2 | mjames | 55 | extern uint8_t GetCharSerial(usart_ctl * instance); |
| 3 | mjames | 56 | extern void EnableSerialRxInterrupt(usart_ctl * instance); |
| 2 | mjames | 57 | |
| 58 | extern void UART_IRQHandler(usart_ctl * instance); |
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| 59 | |||
| 60 | extern void PutCharSerial(usart_ctl * instance,uint8_t c); |
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| 61 | extern void ResetTxBuffer(usart_ctl * instance); |
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| 62 | extern void ResetRxBuffer(usart_ctl * instance); |
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| 63 | extern void FlushSerial(usart_ctl * instance); |
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| 64 | extern uint8_t TxBufferEmpty(usart_ctl * instance); |
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| 65 | extern void init_usart_ctl(usart_ctl * instance, USART_TypeDef * hardware); |
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| 66 | |||
| 67 | |||
| 68 | |||
| 69 | #endif /* INC_SERIAL_H_ */ |