You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
1.7 KiB
66 lines
1.7 KiB
/* |
|
This program is free software: you can redistribute it and/or modify |
|
it under the terms of the GNU General Public License as published by |
|
the Free Software Foundation, either version 3 of the License, or |
|
(at your option) any later version. |
|
|
|
This program is distributed in the hope that it will be useful, |
|
but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
GNU General Public License for more details. |
|
|
|
You should have received a copy of the GNU General Public License |
|
along with this program. If not, see <http://www.gnu.org/licenses/>. |
|
*/ |
|
|
|
#include <AP_HAL/AP_HAL.h> |
|
#include <AP_Param/AP_Param.h> |
|
|
|
// allow buttons for up to 4 pins |
|
#define AP_BUTTON_NUM_PINS 4 |
|
|
|
// how often we send reports |
|
#define AP_BUTTON_REPORT_PERIOD_MS 1000 |
|
|
|
class AP_Button { |
|
public: |
|
// constructor |
|
AP_Button(void); |
|
|
|
static const struct AP_Param::GroupInfo var_info[]; |
|
|
|
// update button state and send messages, called periodically by main loop |
|
void update(void); |
|
|
|
private: |
|
AP_Int8 enable; |
|
AP_Int8 pin[AP_BUTTON_NUM_PINS]; |
|
|
|
// number of seconds to send change notifications |
|
AP_Int16 report_send_time; |
|
|
|
// last button press mask |
|
uint8_t last_mask; |
|
|
|
// when the mask last changed |
|
uint64_t last_change_time_ms; |
|
|
|
// time of last report |
|
uint32_t last_report_ms; |
|
|
|
// has the timer been installed? |
|
bool initialised:1; |
|
|
|
// called by timer thread |
|
void timer_update(void); |
|
|
|
// get current mask |
|
uint8_t get_mask(void); |
|
|
|
// send a BUTTON_CHANGE report |
|
void send_report(void); |
|
|
|
// setup pins as pullup input |
|
void setup_pins(); |
|
}; |
|
|
|
|