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espressif_tinyusb
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refractor mouse & keyboard app

This commit is contained in:
hathach 2013-04-27 16:50:58 +07:00
parent 38172d3d3c
commit d68f882a25
2 changed files with 22 additions and 41 deletions
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45
demos/host/src/keyboard_app.c
View File

@ -50,25 +50,14 @@
//--------------------------------------------------------------------+
// INTERNAL OBJECT & FUNCTION DECLARATION
//--------------------------------------------------------------------+
typedef enum {
KEY_STATE_PRESSED = 1,
KEY_STATE_HOLDING,
KEY_STATE_RELEASED
}key_state_t;
typedef struct {
tusb_keyboard_report_t report;
key_state_t state[6];
} kbd_data_t;
OSAL_TASK_DEF(keyboard_task_def, "keyboard app", keyboard_app_task, 128, KEYBOARD_APP_TASK_PRIO);
OSAL_QUEUE_DEF(queue_kbd_def, QUEUE_KEYBOARD_REPORT_DEPTH, kbd_data_t);
OSAL_QUEUE_DEF(queue_kbd_def, QUEUE_KEYBOARD_REPORT_DEPTH, tusb_keyboard_report_t);
static osal_queue_handle_t queue_kbd_hdl;
static tusb_keyboard_report_t usb_keyboard_report TUSB_CFG_ATTR_USBRAM;
static inline uint8_t keycode_to_ascii(uint8_t modifier, uint8_t keycode) ATTR_CONST ATTR_ALWAYS_INLINE;
static inline void process_kbd_report_isr(tusb_keyboard_report_t const * report);
static inline void process_kbd_report(tusb_keyboard_report_t const * report);
//--------------------------------------------------------------------+
// tinyusb callback (ISR context)
@ -87,7 +76,7 @@ void tusbh_hid_keyboard_isr(uint8_t dev_addr, uint8_t instance_num, tusb_event_t
break;
case TUSB_EVENT_XFER_COMPLETE:
process_kbd_report_isr(&usb_keyboard_report);
osal_queue_send(queue_kbd_hdl, &usb_keyboard_report);
tusbh_hid_keyboard_get_report(dev_addr, instance_num, (uint8_t*) &usb_keyboard_report);
break;
@ -116,20 +105,13 @@ void keyboard_app_init(void)
OSAL_TASK_FUNCTION( keyboard_app_task ) (void* p_task_para)
{
tusb_error_t error;
kbd_data_t kbd_data;
tusb_keyboard_report_t kbd_report;
OSAL_TASK_LOOP_BEGIN
osal_queue_receive(queue_kbd_hdl, &kbd_data, OSAL_TIMEOUT_WAIT_FOREVER, &error);
osal_queue_receive(queue_kbd_hdl, &kbd_report, OSAL_TIMEOUT_WAIT_FOREVER, &error);
//------------- example code ignore control (non-printable) key affects -------------//
for(uint8_t i = 0; i < 6; i++)
{
if ( kbd_data.state[i] == KEY_STATE_PRESSED )
{
printf("%c", keycode_to_ascii(kbd_data.report.modifier, kbd_data.report.keycode[i]) );
}
}
process_kbd_report(&kbd_report);
OSAL_TASK_LOOP_END
}
@ -139,7 +121,7 @@ OSAL_TASK_FUNCTION( keyboard_app_task ) (void* p_task_para)
//--------------------------------------------------------------------+
// look up new key in previous keys
static inline bool is_key_in_report_isr(tusb_keyboard_report_t const *p_report, uint8_t keycode, uint8_t modifier)
static inline bool is_key_in_report(tusb_keyboard_report_t const *p_report, uint8_t modifier, uint8_t keycode)
{
for(uint8_t i=0; i<6; i++)
{
@ -152,29 +134,28 @@ static inline bool is_key_in_report_isr(tusb_keyboard_report_t const *p_report,
return false;
}
static inline void process_kbd_report_isr(tusb_keyboard_report_t const *p_new_report)
static inline void process_kbd_report(tusb_keyboard_report_t const *p_new_report)
{
static tusb_keyboard_report_t prev_report = { 0 }; // previous report to check key released
kbd_data_t kbd_data = { 0 };
//------------- example code ignore control (non-printable) key affects -------------//
for(uint8_t i=0; i<6; i++)
{
if ( p_new_report->keycode[i] )
{
if ( is_key_in_report_isr(&prev_report, p_new_report->keycode[i], p_new_report->modifier) )
if ( is_key_in_report(&prev_report, p_new_report->modifier, p_new_report->keycode[i]) )
{
kbd_data.state[i] = KEY_STATE_HOLDING; // previously existed means holding
// previously existed means holding
}else
{
kbd_data.state[i] = KEY_STATE_PRESSED; // previously non-existed means released
// previously non-existed means key is pressed
printf("%c", keycode_to_ascii(p_new_report->modifier, p_new_report->keycode[i]) );
}
}
// TODO example skips key released
}
prev_report = *p_new_report;
kbd_data.report = *p_new_report;
osal_queue_send(queue_kbd_hdl, &kbd_data);
}
static inline uint8_t keycode_to_ascii(uint8_t modifier, uint8_t keycode)

18
demos/host/src/mouse_app.c
View File

@ -56,7 +56,7 @@ OSAL_QUEUE_DEF(queue_mouse_def, QUEUE_MOUSE_REPORT_DEPTH, tusb_mouse_report_t);
static osal_queue_handle_t queue_mouse_hdl;
static tusb_mouse_report_t usb_mouse_report TUSB_CFG_ATTR_USBRAM;
static inline void process_mouse_report(tusb_mouse_report_t const * report);
static inline void process_mouse_report(tusb_mouse_report_t const * p_report);
//--------------------------------------------------------------------+
// tinyusb callback (ISR context)
@ -120,25 +120,25 @@ OSAL_TASK_FUNCTION( mouse_app_task ) (void* p_task_para)
//--------------------------------------------------------------------+
// HELPER
//--------------------------------------------------------------------+
static inline void process_mouse_report(tusb_mouse_report_t const * report)
static inline void process_mouse_report(tusb_mouse_report_t const * p_report)
{
static tusb_mouse_report_t prev_report = { 0 };
//------------- button state -------------//
uint8_t button_changed_mask = report->buttons ^ prev_report.buttons;
if ( button_changed_mask & report->buttons)
uint8_t button_changed_mask = p_report->buttons ^ prev_report.buttons;
if ( button_changed_mask & p_report->buttons)
{
// example only display button pressed, ignore hold & dragging etc
printf(" %c%c%c ",
report->buttons & HID_MOUSEBUTTON_LEFT ? 'L' : '-',
report->buttons & HID_MOUSEBUTTON_MIDDLE ? 'M' : '-',
report->buttons & HID_MOUSEBUTTON_RIGHT ? 'R' : '-');
p_report->buttons & HID_MOUSEBUTTON_LEFT ? 'L' : '-',
p_report->buttons & HID_MOUSEBUTTON_MIDDLE ? 'M' : '-',
p_report->buttons & HID_MOUSEBUTTON_RIGHT ? 'R' : '-');
}
//------------- coordinator -------------//
if ( report->x != 0 || report->y != 0 )
if ( p_report->x != 0 || p_report->y != 0 )
{
printf(" (%d, %d) ", report->x, report->y);
printf(" (%d, %d) ", p_report->x, p_report->y);
}
}