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esp-link/serial/serbridge.h

42 lines
1.5 KiB

#ifndef __SER_BRIDGE_H__
#define __SER_BRIDGE_H__
#include <ip_addr.h>
#include <c_types.h>
#include <espconn.h>
#define MAX_CONN 4
#define SER_BRIDGE_TIMEOUT 300 // 300 seconds = 5 minutes
// Send buffer size
#define MAX_TXBUFFER (2*1460)
enum connModes {
cmInit = 0, // initialization mode: nothing received yet
cmPGMInit, // initialization mode for programming
cmTransparent, // transparent mode
cmPGM, // Arduino/AVR/ARM programming mode
cmTelnet, // use telnet escape sequences for programming mode
};
typedef struct serbridgeConnData {
struct espconn *conn;
enum connModes conn_mode; // connection mode
uint8_t telnet_state;
uint16 txbufferlen; // length of data in txbuffer
char *txbuffer; // buffer for the data to send
char *sentbuffer; // buffer sent, awaiting callback to get freed
uint32_t txoverflow_at; // when the transmitter started to overflow
bool readytosend; // true, if txbuffer can be sent by espconn_sent
} serbridgeConnData;
// port1 is transparent&programming, second port is programming only
void ICACHE_FLASH_ATTR serbridgeInit(int port1, int port2);
void ICACHE_FLASH_ATTR serbridgeInitPins(void);
void ICACHE_FLASH_ATTR serbridgeUartCb(char *buf, short len);
void ICACHE_FLASH_ATTR serbridgeReset();
// callback when receiving UART chars when in programming mode
extern void (*programmingCB)(char *buffer, short length);
#endif /* __SER_BRIDGE_H__ */