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stmhal: Document behaviour of usb_vcp_recv_byte.

This commit is contained in:
Damien George 2014-08-03 17:30:26 +01:00
parent ce23f67d9e
commit 8362bffb2e
1 changed files with 1 additions and 1 deletions
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2
stmhal/usb.h
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@ -48,7 +48,7 @@ void pyb_usb_dev_stop(void);
bool usb_vcp_is_enabled(void); bool usb_vcp_is_enabled(void);
bool usb_vcp_is_connected(void); bool usb_vcp_is_connected(void);
void usb_vcp_set_interrupt_char(int c); void usb_vcp_set_interrupt_char(int c);
int usb_vcp_recv_byte(uint8_t *c); int usb_vcp_recv_byte(uint8_t *c); // if a byte is available, return 1 and put the byte in *c, else return 0
void usb_vcp_send_strn(const char* str, int len); void usb_vcp_send_strn(const char* str, int len);
void usb_vcp_send_strn_cooked(const char *str, int len); void usb_vcp_send_strn_cooked(const char *str, int len);
void usb_hid_send_report(uint8_t *buf); // 4 bytes for mouse: ?, x, y, ? void usb_hid_send_report(uint8_t *buf); // 4 bytes for mouse: ?, x, y, ?