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-rw-r--r--keyboards/helix/i2c.c2
-rw-r--r--keyboards/helix/i2c.h2
-rw-r--r--keyboards/helix/rev2/keymaps/default/keymap.c2
-rw-r--r--keyboards/helix/rev2/keymaps/five_rows/keymap.c2
-rw-r--r--keyboards/helix/rev2/keymaps/froggy/keymap.c2
-rw-r--r--keyboards/helix/rev2/keymaps/led_test/keymap.c2
-rw-r--r--keyboards/helix/ssd1306.c1
7 files changed, 3 insertions, 10 deletions
diff --git a/keyboards/helix/i2c.c b/keyboards/helix/i2c.c
index 084c890c40..4bee5c6398 100644
--- a/keyboards/helix/i2c.c
+++ b/keyboards/helix/i2c.c
@@ -34,7 +34,7 @@ void i2c_delay(void) {
// _delay_us(100);
}
-// Setup twi to run at 100kHz
+// Setup twi to run at 100kHz or 400kHz (see ./i2c.h SCL_CLOCK)
void i2c_master_init(void) {
// no prescaler
TWSR = 0;
diff --git a/keyboards/helix/i2c.h b/keyboards/helix/i2c.h
index c15b6bc506..47cf6bd1b2 100644
--- a/keyboards/helix/i2c.h
+++ b/keyboards/helix/i2c.h
@@ -15,7 +15,7 @@
#define SLAVE_BUFFER_SIZE 0x10
-// i2c SCL clock frequency
+// i2c SCL clock frequency 400kHz
#define SCL_CLOCK 400000L
extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
diff --git a/keyboards/helix/rev2/keymaps/default/keymap.c b/keyboards/helix/rev2/keymaps/default/keymap.c
index 1a268b32d5..8c0fd8d9f8 100644
--- a/keyboards/helix/rev2/keymaps/default/keymap.c
+++ b/keyboards/helix/rev2/keymaps/default/keymap.c
@@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
-#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@@ -479,7 +478,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
- TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}
diff --git a/keyboards/helix/rev2/keymaps/five_rows/keymap.c b/keyboards/helix/rev2/keymaps/five_rows/keymap.c
index d4fabd5a24..05767efc0c 100644
--- a/keyboards/helix/rev2/keymaps/five_rows/keymap.c
+++ b/keyboards/helix/rev2/keymaps/five_rows/keymap.c
@@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
-#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@@ -413,7 +412,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
- TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}
diff --git a/keyboards/helix/rev2/keymaps/froggy/keymap.c b/keyboards/helix/rev2/keymaps/froggy/keymap.c
index 69c41856b5..c4f4c1fe28 100644
--- a/keyboards/helix/rev2/keymaps/froggy/keymap.c
+++ b/keyboards/helix/rev2/keymaps/froggy/keymap.c
@@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
-#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@@ -435,7 +434,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
- TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}
diff --git a/keyboards/helix/rev2/keymaps/led_test/keymap.c b/keyboards/helix/rev2/keymaps/led_test/keymap.c
index d597020d87..f28db66572 100644
--- a/keyboards/helix/rev2/keymaps/led_test/keymap.c
+++ b/keyboards/helix/rev2/keymaps/led_test/keymap.c
@@ -6,7 +6,6 @@
#include "lufa.h"
#include "split_util.h"
#endif
-#include "LUFA/Drivers/Peripheral/TWI.h"
#ifdef AUDIO_ENABLE
#include "audio.h"
#endif
@@ -477,7 +476,6 @@ void matrix_init_user(void) {
#endif
//SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED
- TWI_Init(TWI_BIT_PRESCALE_1, TWI_BITLENGTH_FROM_FREQ(1, 800000));
iota_gfx_init(!has_usb()); // turns on the display
#endif
}
diff --git a/keyboards/helix/ssd1306.c b/keyboards/helix/ssd1306.c
index b13060ef73..b3e55a67c2 100644
--- a/keyboards/helix/ssd1306.c
+++ b/keyboards/helix/ssd1306.c
@@ -127,6 +127,7 @@ static int8_t capture_sendchar(uint8_t c) {
bool iota_gfx_init(bool rotate) {
bool success = false;
+ i2c_master_init();
send_cmd1(DisplayOff);
send_cmd2(SetDisplayClockDiv, 0x80);
send_cmd2(SetMultiPlex, DisplayHeight - 1);