mirror of
https://github.com/qmk/qmk_firmware.git
synced 2024-12-14 22:00:53 +00:00
3f62b46939
* add matrix abelx keyboard * Update keyboards/matrix/abelx/abelx.c Co-authored-by: Drashna Jaelre <drashna@live.com> * fixed rgb led pin issue * Apply suggestions from code review Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> * Update keyboards/matrix/abelx/aw9523b.h Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> * Update keyboards/matrix/abelx/aw9523b.c Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> * Update keyboards/matrix/abelx/abelx.h Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> * Update keyboards/matrix/abelx/abelx.c Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> * fixed board name * Apply suggestions from code review Co-authored-by: Nick Brassel <nick@tzarc.org> * move led update from scan_kb to hoursekeeping_kb * move led update from scan_kb to housekeeping_kb Co-authored-by: Drashna Jaelre <drashna@live.com> Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> Co-authored-by: Nick Brassel <nick@tzarc.org>
118 lines
3.0 KiB
C
118 lines
3.0 KiB
C
/**
|
|
* @file tca6424.c
|
|
* @author astro
|
|
* @brief driver for the tca6424
|
|
*
|
|
* Copyright 2020 astro <yuleiz@gmail.com>
|
|
*
|
|
* 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 2 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 "tca6424.h"
|
|
#include "i2c_master.h"
|
|
|
|
#define TCA6424_INPUT_PORT0 0x0
|
|
#define TCA6424_INPUT_PORT1 0x01
|
|
#define TCA6424_INPUT_PORT2 0x02
|
|
|
|
#define TCA6424_OUTPUT_PORT0 0x04
|
|
#define TCA6424_OUTPUT_PORT1 0x05
|
|
#define TCA6424_OUTPUT_PORT2 0x06
|
|
|
|
#define TCA6424_POLARITY_PORT0 0x08
|
|
#define TCA6424_POLARITY_PORT1 0x09
|
|
#define TCA6424_POLARITY_PORT2 0x0A
|
|
|
|
#define TCA6424_CONF_PORT0 0x0C
|
|
#define TCA6424_CONF_PORT1 0x0D
|
|
#define TCA6424_CONF_PORT2 0x0E
|
|
|
|
#define TIMEOUT 100
|
|
|
|
void tca6424_init(void)
|
|
{
|
|
i2c_init();
|
|
}
|
|
|
|
static void write_port(uint8_t p, uint8_t d)
|
|
{
|
|
i2c_writeReg(TCA6424_ADDR, p, &d, 1, TIMEOUT);
|
|
}
|
|
|
|
static uint8_t read_port(uint8_t port)
|
|
{
|
|
uint8_t data = 0;
|
|
i2c_readReg(TCA6424_ADDR, port, &data, 1, TIMEOUT);
|
|
return data;
|
|
}
|
|
|
|
void tca6424_write_config(TCA6424_PORT port, uint8_t data)
|
|
{
|
|
switch(port) {
|
|
case TCA6424_PORT0:
|
|
write_port(TCA6424_CONF_PORT0, data);
|
|
break;
|
|
case TCA6424_PORT1:
|
|
write_port(TCA6424_CONF_PORT1, data);
|
|
break;
|
|
case TCA6424_PORT2:
|
|
write_port(TCA6424_CONF_PORT2, data);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void tca6424_write_polarity(TCA6424_PORT port, uint8_t data)
|
|
{
|
|
switch(port) {
|
|
case TCA6424_PORT0:
|
|
write_port(TCA6424_POLARITY_PORT0, data);
|
|
break;
|
|
case TCA6424_PORT1:
|
|
write_port(TCA6424_POLARITY_PORT1, data);
|
|
break;
|
|
case TCA6424_PORT2:
|
|
write_port(TCA6424_POLARITY_PORT2, data);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void tca6424_write_port(TCA6424_PORT port, uint8_t data)
|
|
{
|
|
switch(port) {
|
|
case TCA6424_PORT0:
|
|
write_port(TCA6424_OUTPUT_PORT0, data);
|
|
break;
|
|
case TCA6424_PORT1:
|
|
write_port(TCA6424_OUTPUT_PORT1, data);
|
|
break;
|
|
case TCA6424_PORT2:
|
|
write_port(TCA6424_OUTPUT_PORT2, data);
|
|
break;
|
|
}
|
|
}
|
|
|
|
uint8_t tca6424_read_port(TCA6424_PORT port)
|
|
{
|
|
switch(port) {
|
|
case TCA6424_PORT0:
|
|
return read_port(TCA6424_INPUT_PORT0);
|
|
case TCA6424_PORT1:
|
|
return read_port(TCA6424_INPUT_PORT1);
|
|
case TCA6424_PORT2:
|
|
return read_port(TCA6424_INPUT_PORT2);
|
|
}
|
|
|
|
return 0;
|
|
}
|