01784b6a80
* With small example code in master. * esp_connect currently blocks the execution. * Debug messages in socket don't follow the standart. (It is .c file, while debug messages are done in c++) * LpcUart will work only with UART1, due to the PIN_FUNC.
64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/*
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* LpcDebugUart.h
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*
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* Created on: 6.5.2023
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*/
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#ifndef LPCDEBUGUART_H_
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#define LPCDEBUGUART_H_
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#include "chip.h"
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#include "FreeRTOS.h"
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#include "task.h"
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#include "semphr.h"
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#include "Fmutex.h"
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#include "LpcUart.h"
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struct LpcDebugUartConfig {
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LPC_USART0_T *pUART;
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uint32_t speed;
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uint32_t data;
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LpcPinMap tx;
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LpcPinMap rx;
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};
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class LpcDebugUart {
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public:
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LpcDebugUart(const LpcDebugUartConfig &cfg);
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LpcDebugUart(const LpcDebugUart &) = delete;
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virtual ~LpcDebugUart();
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int free(); /* get amount of free space in transmit buffer */
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int peek(); /* get number of received characters in receive buffer */
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int write(char c);
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int write(const char *s);
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int write(const char *buffer, int len);
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int read(char &c); /* get a single character. Returns number of characters read --> returns 0 if no character is available */
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int read(char *buffer, int len);
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int read(char *buffer, int len, TickType_t total_timeout, TickType_t ic_timeout = portMAX_DELAY);
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void txbreak(bool brk); /* set break signal on */
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bool rxbreak(); /* check if break is received */
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void speed(int bps); /* change transmission speed */
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bool txempty();
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void set_on_receive(void(*cb)(void));
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void isr(portBASE_TYPE *hpw); /* ISR handler. This will be called by the HW ISR handler. Do not call from application */
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private:
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LPC_USART0_T *uart;
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IRQn_Type irqn;
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/* currently we support only fixed size ring buffers */
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static const int UART_RB_SIZE = 128;
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/* Transmit and receive ring buffers */
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RINGBUFF_T txring;
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RINGBUFF_T rxring;
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uint8_t rxbuff[UART_RB_SIZE];
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uint8_t txbuff[UART_RB_SIZE];
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TaskHandle_t notify_rx;
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TaskHandle_t notify_tx;
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void (*on_receive)(void); // callback for received data notifications
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Fmutex read_debug_mutex;
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Fmutex write_debug_mutex;
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};
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#endif /* LPCUART_H_ */
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