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Merge pull request #3229 from qmk/hf/shinydox

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Adds I2C timeout and return values, adds support for future RGB Ergodox EZ
pull/3301/head 0.6.57
Erez Zukerman 7 years ago committed by GitHub
parent a7df902734 08283f6124
commit 9c2dde98e2
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GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 408 additions and 170 deletions
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175
drivers/avr/i2c_master.c
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@ -6,6 +6,7 @@
#include <util/twi.h>
#include "i2c_master.h"
#include "timer.h"
#define F_SCL 400000UL // SCL frequency
#define Prescaler 1
@ -13,137 +14,205 @@
void i2c_init(void)
{
TWSR = 0; /* no prescaler */
TWBR = (uint8_t)TWBR_val;
}
uint8_t i2c_start(uint8_t address)
i2c_status_t i2c_start(uint8_t address, uint16_t timeout)
{
// reset TWI control register
TWCR = 0;
// transmit START condition
TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
// wait for end of transmission
while( !(TWCR & (1<<TWINT)) );
uint16_t timeout_timer = timer_read();
while( !(TWCR & (1<<TWINT)) ) {
if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) {
return I2C_STATUS_TIMEOUT;
}
}
// check if the start condition was successfully transmitted
if((TWSR & 0xF8) != TW_START){ return 1; }
if(((TW_STATUS & 0xF8) != TW_START) && ((TW_STATUS & 0xF8) != TW_REP_START)){ return I2C_STATUS_ERROR; }
// load slave address into data register
TWDR = address;
// start transmission of address
TWCR = (1<<TWINT) | (1<<TWEN);
// wait for end of transmission
while( !(TWCR & (1<<TWINT)) );
timeout_timer = timer_read();
while( !(TWCR & (1<<TWINT)) ) {
if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) {
return I2C_STATUS_TIMEOUT;
}
}
// check if the device has acknowledged the READ / WRITE mode
uint8_t twst = TW_STATUS & 0xF8;
if ( (twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK) ) return 1;
if ( (twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK) ) return I2C_STATUS_ERROR;
return 0;
return I2C_STATUS_SUCCESS;
}
uint8_t i2c_write(uint8_t data)
i2c_status_t i2c_write(uint8_t data, uint16_t timeout)
{
// load data into data register
TWDR = data;
// start transmission of data
TWCR = (1<<TWINT) | (1<<TWEN);
// wait for end of transmission
while( !(TWCR & (1<<TWINT)) );
if( (TWSR & 0xF8) != TW_MT_DATA_ACK ){ return 1; }
uint16_t timeout_timer = timer_read();
while( !(TWCR & (1<<TWINT)) ) {
if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) {
return I2C_STATUS_TIMEOUT;
}
}
if( (TW_STATUS & 0xF8) != TW_MT_DATA_ACK ){ return I2C_STATUS_ERROR; }
return 0;
return I2C_STATUS_SUCCESS;
}
uint8_t i2c_read_ack(void)
int16_t i2c_read_ack(uint16_t timeout)
{
// start TWI module and acknowledge data after reception
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWEA);
// wait for end of transmission
while( !(TWCR & (1<<TWINT)) );
uint16_t timeout_timer = timer_read();
while( !(TWCR & (1<<TWINT)) ) {
if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) {
return I2C_STATUS_TIMEOUT;
}
}
// return received data from TWDR
return TWDR;
}
uint8_t i2c_read_nack(void)
int16_t i2c_read_nack(uint16_t timeout)
{
// start receiving without acknowledging reception
TWCR = (1<<TWINT) | (1<<TWEN);
// wait for end of transmission
while( !(TWCR & (1<<TWINT)) );
uint16_t timeout_timer = timer_read();
while( !(TWCR & (1<<TWINT)) ) {
if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) {
return I2C_STATUS_TIMEOUT;
}
}
// return received data from TWDR
return TWDR;
}
uint8_t i2c_transmit(uint8_t address, uint8_t* data, uint16_t length)
i2c_status_t i2c_transmit(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout)
{
if (i2c_start(address | I2C_WRITE)) return 1;
i2c_status_t status = i2c_start(address | I2C_WRITE, timeout);
if (status) return status;
for (uint16_t i = 0; i < length; i++)
{
if (i2c_write(data[i])) return 1;
for (uint16_t i = 0; i < length; i++) {
status = i2c_write(data[i], timeout);
if (status) return status;
}
i2c_stop();
status = i2c_stop(timeout);
if (status) return status;
return 0;
return I2C_STATUS_SUCCESS;
}
uint8_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length)
i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout)
{
if (i2c_start(address | I2C_READ)) return 1;
i2c_status_t status = i2c_start(address | I2C_READ, timeout);
if (status) return status;
for (uint16_t i = 0; i < (length-1); i++) {
status = i2c_read_ack(timeout);
if (status >= 0) {
data[i] = status;
} else {
return status;
}
}
for (uint16_t i = 0; i < (length-1); i++)
{
data[i] = i2c_read_ack();
status = i2c_read_nack(timeout);
if (status >= 0 ) {
data[(length-1)] = status;
} else {
return status;
}
data[(length-1)] = i2c_read_nack();
i2c_stop();
status = i2c_stop(timeout);
if (status) return status;
return 0;
return I2C_STATUS_SUCCESS;
}
uint8_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length)
i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout)
{
if (i2c_start(devaddr | 0x00)) return 1;
i2c_status_t status = i2c_start(devaddr | 0x00, timeout);
if (status) return status;
i2c_write(regaddr);
status = i2c_write(regaddr, timeout);
if (status) return status;
for (uint16_t i = 0; i < length; i++)
{
if (i2c_write(data[i])) return 1;
for (uint16_t i = 0; i < length; i++) {
status = i2c_write(data[i], timeout);
if (status) return status;
}
i2c_stop();
status = i2c_stop(timeout);
if (status) return status;
return 0;
return I2C_STATUS_SUCCESS;
}
uint8_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length)
i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout)
{
if (i2c_start(devaddr)) return 1;
i2c_status_t status = i2c_start(devaddr, timeout);
if (status) return status;
i2c_write(regaddr);
status = i2c_write(regaddr, timeout);
if (status) return status;
if (i2c_start(devaddr | 0x01)) return 1;
status = i2c_start(devaddr | 0x01, timeout);
if (status) return status;
for (uint16_t i = 0; i < (length-1); i++)
{
data[i] = i2c_read_ack();
for (uint16_t i = 0; i < (length-1); i++) {
status = i2c_read_ack(timeout);
if (status >= 0) {
data[i] = status;
} else {
return status;
}
}
data[(length-1)] = i2c_read_nack();
i2c_stop();
status = i2c_read_nack(timeout);
if (status >= 0 ) {
data[(length-1)] = status;
} else {
return status;
}
status = i2c_stop(timeout);
if (status) return status;
return 0;
return I2C_STATUS_SUCCESS;
}
void i2c_stop(void)
i2c_status_t i2c_stop(uint16_t timeout)
{
// transmit STOP condition
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
uint16_t timeout_timer = timer_read();
while(TWCR & (1<<TWSTO)) {
if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) {
return I2C_STATUS_TIMEOUT;
}
}
return I2C_STATUS_SUCCESS;
}

27
drivers/avr/i2c_master.h
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@ -8,15 +8,24 @@
#define I2C_READ 0x01
#define I2C_WRITE 0x00
typedef int16_t i2c_status_t;
#define I2C_STATUS_SUCCESS (0)
#define I2C_STATUS_ERROR (-1)
#define I2C_STATUS_TIMEOUT (-2)
#define I2C_TIMEOUT_IMMEDIATE (0)
#define I2C_TIMEOUT_INFINITE (0xFFFF)
void i2c_init(void);
uint8_t i2c_start(uint8_t address);
uint8_t i2c_write(uint8_t data);
uint8_t i2c_read_ack(void);
uint8_t i2c_read_nack(void);
uint8_t i2c_transmit(uint8_t address, uint8_t* data, uint16_t length);
uint8_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length);
uint8_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length);
uint8_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length);
void i2c_stop(void);
i2c_status_t i2c_start(uint8_t address, uint16_t timeout);
i2c_status_t i2c_write(uint8_t data, uint16_t timeout);
int16_t i2c_read_ack(uint16_t timeout);
int16_t i2c_read_nack(uint16_t timeout);
i2c_status_t i2c_transmit(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout);
i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout);
i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout);
i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout);
i2c_status_t i2c_stop(uint16_t timeout);
#endif // I2C_MASTER_H

36
drivers/avr/is31fl3731.c
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@ -49,6 +49,14 @@
#define ISSI_COMMANDREGISTER 0xFD
#define ISSI_BANK_FUNCTIONREG 0x0B // helpfully called 'page nine'
#ifndef ISSI_TIMEOUT
#define ISSI_TIMEOUT 100
#endif
#ifndef ISSI_PERSISTENCE
#define ISSI_PERSISTENCE 0
#endif
// Transfer buffer for TWITransmitData()
uint8_t g_twi_transfer_buffer[20];
@ -83,8 +91,14 @@ void IS31FL3731_write_register( uint8_t addr, uint8_t reg, uint8_t data )
g_twi_transfer_buffer[0] = reg;
g_twi_transfer_buffer[1] = data;
//Transmit data until succesful
while(i2c_transmit(addr << 1, g_twi_transfer_buffer,2) != 0);
#if ISSI_PERSISTENCE > 0
for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT) == 0)
break;
}
#else
i2c_transmit(addr << 1, g_twi_transfer_buffer, 2, ISSI_TIMEOUT);
#endif
}
void IS31FL3731_write_pwm_buffer( uint8_t addr, uint8_t *pwm_buffer )
@ -95,20 +109,24 @@ void IS31FL3731_write_pwm_buffer( uint8_t addr, uint8_t *pwm_buffer )
// g_twi_transfer_buffer[] is 20 bytes
// iterate over the pwm_buffer contents at 16 byte intervals
for ( int i = 0; i < 144; i += 16 )
{
for ( int i = 0; i < 144; i += 16 ) {
// set the first register, e.g. 0x24, 0x34, 0x44, etc.
g_twi_transfer_buffer[0] = 0x24 + i;
// copy the data from i to i+15
// device will auto-increment register for data after the first byte
// thus this sets registers 0x24-0x33, 0x34-0x43, etc. in one transfer
for ( int j = 0; j < 16; j++ )
{
for ( int j = 0; j < 16; j++ ) {
g_twi_transfer_buffer[1 + j] = pwm_buffer[i + j];
}
//Transmit buffer until succesful
while(i2c_transmit(addr << 1, g_twi_transfer_buffer,17) != 0);
#if ISSI_PERSISTENCE > 0
for (uint8_t i = 0; i < ISSI_PERSISTENCE; i++) {
if (i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, ISSI_TIMEOUT) == 0)
break;
}
#else
i2c_transmit(addr << 1, g_twi_transfer_buffer, 17, ISSI_TIMEOUT);
#endif
}
}
@ -165,6 +183,7 @@ void IS31FL3731_init( uint8_t addr )
// most usage after initialization is just writing PWM buffers in bank 0
// as there's not much point in double-buffering
IS31FL3731_write_register( addr, ISSI_COMMANDREGISTER, 0 );
}
void IS31FL3731_set_color( int index, uint8_t red, uint8_t green, uint8_t blue )
@ -217,7 +236,6 @@ void IS31FL3731_set_led_control_register( uint8_t index, bool red, bool green, b
g_led_control_registers_update_required = true;
}
void IS31FL3731_update_pwm_buffers( uint8_t addr1, uint8_t addr2 )

14
keyboards/ergodox_ez/config.h
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@ -81,10 +81,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
/* fix space cadet rollover issue */
#define DISABLE_SPACE_CADET_ROLLOVER
// #define RGB_MIDI
#define RGBW_BB_TWI
// #define RGBW_BB_TWI
#define RGBW 1
// #define RGBW 1
/* "debounce" is measured in keyboard scans. Some users reported
* needing values as high as 15, which was at the time around 50ms.
@ -102,6 +101,15 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define USB_MAX_POWER_CONSUMPTION 500
// RGB backlight
#define DRIVER_ADDR_1 0b1110100
#define DRIVER_ADDR_2 0b1110111
#define DRIVER_COUNT 2
#define DRIVER_1_LED_TOTAL 24
#define DRIVER_2_LED_TOTAL 24
#define DRIVER_LED_TOTAL DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL
#define RGB_MATRIX_SKIP_FRAMES 10
// #define RGBLIGHT_COLOR_LAYER_0 0x00, 0x00, 0xFF
/* #define RGBLIGHT_COLOR_LAYER_1 0x00, 0x00, 0xFF */
/* #define RGBLIGHT_COLOR_LAYER_2 0xFF, 0x00, 0x00 */

169
keyboards/ergodox_ez/ergodox_ez.c
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@ -1,6 +1,4 @@
#include QMK_KEYBOARD_H
#include "i2cmaster.h"
extern inline void ergodox_board_led_on(void);
extern inline void ergodox_right_led_1_on(void);
@ -24,9 +22,8 @@ extern inline void ergodox_right_led_set(uint8_t led, uint8_t n);
extern inline void ergodox_led_all_set(uint8_t n);
bool i2c_initialized = 0;
uint8_t mcp23018_status = 0x20;
i2c_status_t mcp23018_status = 0x20;
void matrix_init_kb(void) {
// keyboard LEDs (see "PWM on ports OC1(A|B|C)" in "teensy-2-0.md")
@ -114,33 +111,36 @@ uint8_t init_mcp23018(void) {
// uint8_t sreg_prev;
// sreg_prev=SREG;
// cli();
if (i2c_initialized == 0) {
i2c_init(); // on pins D(1,0)
i2c_initialized = true;
_delay_ms(1000);
}
// i2c_init(); // on pins D(1,0)
// _delay_ms(1000);
// set pin direction
// - unused : input : 1
// - input : input : 1
// - driving : output : 0
mcp23018_status = i2c_start(I2C_ADDR_WRITE); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(IODIRA); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00111111); if (mcp23018_status) goto out;
i2c_stop();
mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(IODIRA, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00111111, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
i2c_stop(ERGODOX_EZ_I2C_TIMEOUT);
// set pull-up
// - unused : on : 1
// - input : on : 1
// - driving : off : 0
mcp23018_status = i2c_start(I2C_ADDR_WRITE); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPPUA); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00111111); if (mcp23018_status) goto out;
mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPPUA, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00000000, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b00111111, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
out:
i2c_stop();
i2c_stop(ERGODOX_EZ_I2C_TIMEOUT);
#ifdef LEFT_LEDS
if (!mcp23018_status) mcp23018_status = ergodox_left_leds_update();
@ -164,22 +164,22 @@ uint8_t ergodox_left_leds_update(void) {
// - unused : hi-Z : 1
// - input : hi-Z : 1
// - driving : hi-Z : 1
mcp23018_status = i2c_start(I2C_ADDR_WRITE);
mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(OLATA);
mcp23018_status = i2c_write(OLATA, ERGODOX_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b11111111
& ~(ergodox_left_led_3<<LEFT_LED_3_SHIFT)
);
& ~(ergodox_left_led_3<<LEFT_LED_3_SHIFT),
ERGODOX_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0b11111111
& ~(ergodox_left_led_2<<LEFT_LED_2_SHIFT)
& ~(ergodox_left_led_1<<LEFT_LED_1_SHIFT)
);
& ~(ergodox_left_led_1<<LEFT_LED_1_SHIFT),
ERGODOX_EZ_I2C_TIMEOUT);
if (mcp23018_status) goto out;
out:
i2c_stop();
i2c_stop(ERGODOX_EZ_I2C_TIMEOUT);
return mcp23018_status;
}
#endif
@ -207,3 +207,130 @@ const keypos_t hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
{{0,0}, {1,0}, {2,0}, {3,0}, {4,0}, {5,0}},
};
#endif
#ifdef RGB_MATRIX_ENABLE
const is31_led g_is31_leds[DRIVER_LED_TOTAL] = {
/* driver
* | R location
* | | G location
* | | | B location
* | | | | */
{0, C3_1, C2_1, C4_1}, // LED1 on right
{0, C6_1, C5_1, C7_1}, // LED2
{0, C4_2, C3_2, C5_2}, // LED3
{0, C7_2, C6_2, C8_2}, // LED4
{0, C2_3, C1_3, C3_3}, // LED5
{0, C5_3, C4_3, C6_3}, // LED6
{0, C8_3, C7_3, C9_3}, // LED7
{0, C2_4, C1_4, C3_4}, // LED8
{0, C6_4, C5_4, C7_4}, // LED9
{0, C2_5, C1_5, C3_5}, // LED10
{0, C7_5, C6_5, C8_5}, // LED11
{0, C2_6, C1_6, C3_6}, // LED12
{0, C5_6, C4_6, C6_6}, // LED13
{0, C8_6, C7_6, C9_6}, // LED14
{0, C2_7, C1_7, C3_7}, // LED15
{0, C5_7, C4_7, C6_7}, // LED16
{0, C2_8, C1_8, C3_8}, // LED17
{0, C5_8, C4_8, C6_8}, // LED18
{0, C3_9, C2_9, C4_9}, // LED19
{0, C6_9, C5_9, C7_9}, // LED20
{0, C4_10, C3_10, C5_10}, // LED21
{0, C7_10, C6_10, C8_10}, // LED22
{0, C2_11, C1_11, C3_11}, // LED23
{0, C5_11, C4_11, C6_11}, // LED24
{1, C3_1, C2_1, C4_1}, // LED1 on left
{1, C6_1, C5_1, C7_1}, // LED2
{1, C4_2, C3_2, C5_2}, // LED3
{1, C7_2, C6_2, C8_2}, // LED4
{1, C2_3, C1_3, C3_3}, // LED5
{1, C5_3, C4_3, C6_3}, // LED6
{1, C8_3, C7_3, C9_3}, // LED7
{1, C2_4, C1_4, C3_4}, // LED8
{1, C6_4, C5_4, C7_4}, // LED9
{1, C2_5, C1_5, C3_5}, // LED10
{1, C7_5, C6_5, C8_5}, // LED11
{1, C2_6, C1_6, C3_6}, // LED12
{1, C5_6, C4_6, C6_6}, // LED13
{1, C8_6, C7_6, C9_6}, // LED14
{1, C2_7, C1_7, C3_7}, // LED15
{1, C5_7, C4_7, C6_7}, // LED16
{1, C2_8, C1_8, C3_8}, // LED17
{1, C5_8, C4_8, C6_8}, // LED18
{1, C3_9, C2_9, C4_9}, // LED19
{1, C6_9, C5_9, C7_9}, // LED20
{1, C4_10, C3_10, C5_10}, // LED21
{1, C7_10, C6_10, C8_10}, // LED22
{1, C2_11, C1_11, C3_11}, // LED23
{1, C5_11, C4_11, C6_11} // LED24
};
const rgb_led g_rgb_leds[DRIVER_LED_TOTAL] = {
/*{row | col << 4}
| {x=0..224, y=0..64}
| | modifier
| | | */
{{0|(0<<4)}, {24.9*5, 16*0}, 0}, // LED 1 on right
{{0|(1<<4)}, {24.9*6, 16*0}, 0}, // LED 2
{{0|(2<<4)}, {24.9*7, 16*0}, 0}, // LED 3
{{0|(3<<4)}, {24.9*8, 16*0}, 0}, // LED 4
{{0|(4<<4)}, {24.9*9, 16*0}, 0}, // LED 5
{{1|(5<<4)}, {24.9*5, 16*1}, 0}, // LED 6
{{1|(6<<4)}, {24.9*6, 16*1}, 0}, // LED 7
{{1|(7<<4)}, {24.9*7, 16*1}, 0}, // LED 8
{{1|(8<<4)}, {24.9*8, 16*1}, 0}, // LED 9
{{1|(9<<4)}, {24.9*9, 16*1}, 0}, // LED 10
{{2|(5<<4)}, {24.9*5, 16*2}, 0}, // LED 11
{{2|(6<<4)}, {24.9*6, 16*2}, 0}, // LED 12
{{2|(7<<4)}, {24.9*7, 16*2}, 0}, // LED 13
{{2|(8<<4)}, {24.9*8, 16*2}, 0}, // LED 14
{{2|(9<<4)}, {24.9*9, 16*2}, 0}, // LED 15
{{3|(5<<4)}, {24.9*5, 16*2}, 0}, // LED 16
{{3|(6<<4)}, {24.9*6, 16*2}, 0}, // LED 17
{{3|(7<<4)}, {24.9*7, 16*2}, 0}, // LED 18
{{3|(8<<4)}, {24.9*8, 16*2}, 0}, // LED 19
{{3|(9<<4)}, {24.9*9, 16*2}, 0}, // LED 20
{{4|(6<<4)}, {24.9*6, 16*2}, 0}, // LED 21
{{4|(7<<4)}, {24.9*7, 16*2}, 0}, // LED 22
{{4|(8<<4)}, {24.9*8, 16*2}, 0}, // LED 23
{{4|(9<<4)}, {24.9*9, 16*2}, 0}, // LED 24
{{0|(0<<4)}, {24.9*4, 16*0}, 0}, // LED 1 on left
{{0|(1<<4)}, {24.9*3, 16*0}, 0}, // LED 2
{{0|(2<<4)}, {24.9*2, 16*0}, 0}, // LED 3
{{0|(3<<4)}, {24.9*1, 16*0}, 0}, // LED 4
{{0|(4<<4)}, {24.9*0, 16*0}, 0}, // LED 5
{{1|(5<<4)}, {24.9*4, 16*1}, 0}, // LED 6
{{1|(6<<4)}, {24.9*3, 16*1}, 0}, // LED 7
{{1|(7<<4)}, {24.9*2, 16*1}, 0}, // LED 8
{{1|(8<<4)}, {24.9*1, 16*1}, 0}, // LED 9
{{1|(9<<4)}, {24.9*0, 16*1}, 0}, // LED 10
{{2|(5<<4)}, {24.9*4, 16*2}, 0}, // LED 11
{{2|(6<<4)}, {24.9*3, 16*2}, 0}, // LED 12
{{2|(7<<4)}, {24.9*2, 16*2}, 0}, // LED 13
{{2|(8<<4)}, {24.9*1, 16*2}, 0}, // LED 14
{{2|(9<<4)}, {24.9*0, 16*2}, 0}, // LED 15
{{3|(5<<4)}, {24.9*4, 16*2}, 0}, // LED 16
{{3|(6<<4)}, {24.9*3, 16*2}, 0}, // LED 17
{{3|(7<<4)}, {24.9*2, 16*2}, 0}, // LED 18
{{3|(8<<4)}, {24.9*1, 16*2}, 0}, // LED 19
{{3|(9<<4)}, {24.9*0, 16*2}, 0}, // LED 20
{{4|(6<<4)}, {24.9*3, 16*2}, 0}, // LED 21
{{4|(7<<4)}, {24.9*2, 16*2}, 0}, // LED 22
{{4|(8<<4)}, {24.9*1, 16*2}, 0}, // LED 23
{{4|(9<<4)}, {24.9*0, 16*2}, 0}, // LED 24
};
#endif

5
keyboards/ergodox_ez/ergodox_ez.h
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@ -4,7 +4,7 @@
#include "quantum.h"
#include <stdint.h>
#include <stdbool.h>
#include "i2cmaster.h"
#include "i2c_master.h"
#include <util/delay.h>
#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
@ -23,7 +23,8 @@
#define OLATA 0x14 // output latch register
#define OLATB 0x15
extern uint8_t mcp23018_status;
extern i2c_status_t mcp23018_status;
#define ERGODOX_EZ_I2C_TIMEOUT 100
void init_ergodox(void);
void ergodox_blink_all_leds(void);

24
keyboards/ergodox_ez/matrix.c
Unescape View File

@ -34,7 +34,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "util.h"
#include "matrix.h"
#include QMK_KEYBOARD_H
#include "i2cmaster.h"
#ifdef DEBUG_MATRIX_SCAN_RATE
#include "timer.h"
#endif
@ -70,6 +69,7 @@ static void unselect_rows(void);
static void select_row(uint8_t row);
static uint8_t mcp23018_reset_loop;
// static uint16_t mcp23018_reset_loop;
#ifdef DEBUG_MATRIX_SCAN_RATE
uint32_t matrix_timer;
@ -177,6 +177,7 @@ uint8_t matrix_scan(void)
{
if (mcp23018_status) { // if there was an error
if (++mcp23018_reset_loop == 0) {
// if (++mcp23018_reset_loop >= 1300) {
// since mcp23018_reset_loop is 8 bit - we'll try to reset once in 255 matrix scans
// this will be approx bit more frequent than once per second
print("trying to reset mcp23018\n");
@ -294,13 +295,14 @@ static matrix_row_t read_cols(uint8_t row)
return 0;
} else {
uint8_t data = 0;
mcp23018_status = i2c_start(I2C_ADDR_WRITE); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPIOB); if (mcp23018_status) goto out;
mcp23018_status = i2c_start(I2C_ADDR_READ); if (mcp23018_status) goto out;
data = i2c_readNak();
data = ~data;
mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPIOB, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_start(I2C_ADDR_READ, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_read_nack(ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status < 0) goto out;
data = ~((uint8_t)mcp23018_status);
mcp23018_status = I2C_STATUS_SUCCESS;
out:
i2c_stop();
i2c_stop(ERGODOX_EZ_I2C_TIMEOUT);
return data;
}
} else {
@ -349,11 +351,11 @@ static void select_row(uint8_t row)
} else {
// set active row low : 0
// set other rows hi-Z : 1
mcp23018_status = i2c_start(I2C_ADDR_WRITE); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPIOA); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0xFF & ~(1<<row)); if (mcp23018_status) goto out;
mcp23018_status = i2c_start(I2C_ADDR_WRITE, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(GPIOA, ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
mcp23018_status = i2c_write(0xFF & ~(1<<row), ERGODOX_EZ_I2C_TIMEOUT); if (mcp23018_status) goto out;
out:
i2c_stop();
i2c_stop(ERGODOX_EZ_I2C_TIMEOUT);
}
} else {
// select on teensy

7
keyboards/ergodox_ez/rules.mk
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@ -15,8 +15,8 @@
#----------------------------------------------------------------------------
# # project specific files
SRC = twimaster.c \
matrix.c
SRC = matrix.c \
i2c_master.c
# MCU name
MCU = atmega32u4
@ -82,6 +82,7 @@ UNICODE_ENABLE = yes # Unicode
SWAP_HANDS_ENABLE= yes # Allow swapping hands of keyboard
SLEEP_LED_ENABLE = no
API_SYSEX_ENABLE = no
RGBLIGHT_ENABLE = yes
RGBLIGHT_ENABLE = no
RGB_MATRIX_ENABLE = yes
LAYOUTS = ergodox

2
quantum/quantum.c
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@ -854,7 +854,7 @@ void matrix_init_quantum() {
audio_init();
#endif
#ifdef RGB_MATRIX_ENABLE
rgb_matrix_init_drivers();
rgb_matrix_init();
#endif
matrix_init_kb();
}

32
quantum/rgb_matrix.c
Unescape View File

@ -105,7 +105,6 @@ void map_row_column_to_led( uint8_t row, uint8_t column, uint8_t *led_i, uint8_t
}
}
void rgb_matrix_update_pwm_buffers(void) {
IS31FL3731_update_pwm_buffers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
IS31FL3731_update_led_control_registers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
@ -119,7 +118,6 @@ void rgb_matrix_set_color_all( uint8_t red, uint8_t green, uint8_t blue ) {
IS31FL3731_set_color_all( red, green, blue );
}
bool process_rgb_matrix(uint16_t keycode, keyrecord_t *record) {
if ( record->event.pressed ) {
uint8_t led[8], led_count;
@ -726,19 +724,8 @@ void rgb_matrix_indicators_user(void) {}
// }
// }
void rgb_matrix_init_drivers(void) {
// Initialize TWI
i2c_init();
IS31FL3731_init( DRIVER_ADDR_1 );
IS31FL3731_init( DRIVER_ADDR_2 );
for ( int index = 0; index < DRIVER_LED_TOTAL; index++ ) {
bool enabled = true;
// This only caches it for later
IS31FL3731_set_led_control_register( index, enabled, enabled, enabled );
}
// This actually updates the LED drivers
IS31FL3731_update_led_control_registers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
void rgb_matrix_init(void) {
rgb_matrix_setup_drivers();
// TODO: put the 1 second startup delay here?
@ -762,6 +749,21 @@ void rgb_matrix_init_drivers(void) {
eeconfig_debug_rgb_matrix(); // display current eeprom values
}
void rgb_matrix_setup_drivers(void) {
// Initialize TWI
i2c_init();
IS31FL3731_init( DRIVER_ADDR_1 );
IS31FL3731_init( DRIVER_ADDR_2 );
for ( int index = 0; index < DRIVER_LED_TOTAL; index++ ) {
bool enabled = true;
// This only caches it for later
IS31FL3731_set_led_control_register( index, enabled, enabled, enabled );
}
// This actually updates the LED drivers
IS31FL3731_update_led_control_registers( DRIVER_ADDR_1, DRIVER_ADDR_2 );
}
// Deals with the messy details of incrementing an integer
uint8_t increment( uint8_t value, uint8_t step, uint8_t min, uint8_t max ) {
int16_t new_value = value;

3
quantum/rgb_matrix.h
Unescape View File

@ -95,7 +95,8 @@ void rgb_matrix_indicators_user(void);
void rgb_matrix_single_LED_test(void);
void rgb_matrix_init_drivers(void);
void rgb_matrix_init(void);
void rgb_matrix_setup_drivers(void);
void rgb_matrix_set_suspend_state(bool state);
void rgb_matrix_set_indicator_state(uint8_t state);

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