/* main.c */
extern void reset_hardware(void);
extern int main(void);
/* ot.c */
extern unsigned ot_override_ch;
extern unsigned ot_override_dhw;
extern void ot_rx_thm(uint8_t *msg, int error);
extern void ot_rx_blr(uint8_t *msg, int error);
extern void ot_request_usr(unsigned type, unsigned id, uint8_t *data);
extern void ot_tick(void);
extern void ot_init(void);
/* ot_phy_rx.c */
extern void exti9_5_isr(void);
extern void ot_phy_rx_tick(void);
extern void ot_phy_rx_init(void);
/* ot_phy_tx.c */
extern void ot_phy_tx_tick(void);
extern int ot_tx_thm(uint8_t *data);
extern int ot_tx_blr(uint8_t *data);
extern void ot_phy_tx_init(void);
/* led.c */
extern void led_red_set(int i);
extern void led_green1_set(int i);
extern void led_green2_set(int i);
extern void led_blink(void);
extern void led_yellow_set(int i);
extern void led_tick(void);
extern void led_init(void);
/* ticker.c */
extern void delay_us(uint32_t d);
extern int tick_dispatch;
extern void sys_tick_handler(void);
extern void delay_ms(uint32_t d);
extern void ticker_init(void);
/* usart.c */
extern ring_t rx1_ring;
extern ring_t tx1_ring;
extern ring_t rx3_ring;
extern ring_t tx3_ring;
extern void usart1_isr(void);
extern void usart1_queue(uint8_t d);
extern void usart1_drain(void);
extern int usart1_write(char *ptr, int len, int blocking);
extern void usart3_isr(void);
extern void usart3_queue(uint8_t d);
extern void usart3_drain(void);
extern int usart3_write(char *ptr, int len, int blocking);
extern void usart_init(void);
/* ring.c */
extern void ring_init(volatile ring_t *r, uint8_t *buf, size_t len);
extern int ring_write_byte(volatile ring_t *r, uint8_t c);
extern int ring_read_byte(volatile ring_t *r, uint8_t *c);
extern int ring_write(volatile ring_t *r, uint8_t *buf, size_t len, int blocking);
extern int ring_empty(volatile ring_t *r);
/* stdio.c */
extern unsigned block_stdio;
extern int _open(const char *name, int flags, int mode);
extern int _close(int file);
extern int _write(int file, char *buf, int nbytes);
extern int _read(int file, char *buf, int nbytes);
extern int _lseek(int file, int offset, int whence);
extern int isatty(int file);
extern void stdio_drain(void);
/* util.c */
extern char int_to_hex_char(int a);
/* commit.c */
extern char scm_version[];
/* cmd.c */
extern void cmd_usart_dispatch(void);
/* pic.c */
extern void pic_passthru(void);
extern void pic_init(void);
/* 1wire.c */
extern void onewire_tick(void);
extern int onewire_reset(void);
extern void onewire_write_byte(uint8_t v);
extern uint8_t onewire_read_byte(void);
extern void onewire_read_bytes(uint8_t *buf, int n);
extern void onewire_write_bytes(const uint8_t *buf, int n);
extern int onewire_select(const Onewire_addr *a);
extern int onewire_reset_and_select(const Onewire_addr *a);
extern int onewire_wait_complete(unsigned timeout);
extern int onewire_check_crc(uint8_t *buf, int n, uint8_t v);
extern int onewire_search(void);
extern void onewire_init(void);
/* temp.c */
extern void temp_tick(void);
extern void temp_dispatch(void);
extern uint16_t temp_ch_return(void);
extern uint16_t temp_supply_inlet(void);
/* ds1820.c */
extern int ds1820_read(const Onewire_addr *a, int *temp);
/* pressure.c */
extern uint16_t pressure_ch(void);
extern void pressure_tick(void);
extern void pressure_init(void);
/* adc.c */
extern void adc_dump(void);
extern volatile unsigned timeout;
extern void adc_tick(void);
extern int adc_calibrate(void);
extern int adc_convert_start(unsigned channel);
extern int adc_convert_done(void);
extern unsigned adc_convert_get(void);
extern unsigned adc_convert(unsigned channel);
extern void adc_init(void);