diff --git a/keyboards/crkbd/config.h b/keyboards/crkbd/config.h
index c910d8f24..64fee7545 100644
--- a/keyboards/crkbd/config.h
+++ b/keyboards/crkbd/config.h
@@ -16,9 +16,16 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
-#ifndef CONFIG_H
-#define CONFIG_H
+#pragma once
#include "config_common.h"
+#include
-#endif
+#ifdef USE_Link_Time_Optimization
+ // LTO has issues with macros (action_get_macro) and "functions" (fn_actions),
+ // so just disable them
+ #define NO_ACTION_MACRO
+ #define NO_ACTION_FUNCTION
+
+ #define DISABLE_LEADER
+#endif // USE_Link_Time_Optimization
diff --git a/keyboards/crkbd/crkbd.h b/keyboards/crkbd/crkbd.h
index 889bcb9ae..73f2a3f07 100644
--- a/keyboards/crkbd/crkbd.h
+++ b/keyboards/crkbd/crkbd.h
@@ -1,8 +1,5 @@
-#ifndef CRKBD_H
-#define CRKBD_H
+#pragma once
#ifdef KEYBOARD_crkbd_rev1
#include "rev1.h"
#endif
-
-#endif
diff --git a/keyboards/crkbd/i2c.c b/keyboards/crkbd/i2c.c
index 084c890c4..4bee5c639 100644
--- a/keyboards/crkbd/i2c.c
+++ b/keyboards/crkbd/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/crkbd/i2c.h b/keyboards/crkbd/i2c.h
index c15b6bc50..710662c7a 100644
--- a/keyboards/crkbd/i2c.h
+++ b/keyboards/crkbd/i2c.h
@@ -1,5 +1,4 @@
-#ifndef I2C_H
-#define I2C_H
+#pragma once
#include
@@ -15,7 +14,7 @@
#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];
@@ -45,5 +44,3 @@ extern unsigned char i2c_readNak(void);
extern unsigned char i2c_read(unsigned char ack);
#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak();
-
-#endif
diff --git a/keyboards/crkbd/keymaps/default/keymap.c b/keyboards/crkbd/keymaps/default/keymap.c
index 87661d345..e92fbdebf 100644
--- a/keyboards/crkbd/keymaps/default/keymap.c
+++ b/keyboards/crkbd/keymaps/default/keymap.c
@@ -5,7 +5,6 @@
#include "split_util.h"
#endif
#ifdef SSD1306OLED
- #include "LUFA/Drivers/Peripheral/TWI.h"
#include "ssd1306.h"
#endif
@@ -130,7 +129,6 @@ 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/crkbd/keymaps/default/rules.mk b/keyboards/crkbd/keymaps/default/rules.mk
index 6570e2f5c..0edf1181f 100644
--- a/keyboards/crkbd/keymaps/default/rules.mk
+++ b/keyboards/crkbd/keymaps/default/rules.mk
@@ -21,10 +21,10 @@ SWAP_HANDS_ENABLE = no # Enable one-hand typing
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
# If you want to change the display of OLED, you need to change here
-SRC += ../lib/rgb_state_reader.c \
- ../lib/layer_state_reader.c \
- ../lib/logo_reader.c \
- ../lib/keylogger.c \
- # ../lib/mode_icon_reader.c \
- # ../lib/host_led_state_reader.c \
- # ../lib/timelogger.c \
+SRC += ./lib/rgb_state_reader.c \
+ ./lib/layer_state_reader.c \
+ ./lib/logo_reader.c \
+ ./lib/keylogger.c \
+ # ./lib/mode_icon_reader.c \
+ # ./lib/host_led_state_reader.c \
+ # ./lib/timelogger.c \
diff --git a/keyboards/crkbd/keymaps/like_jis/keymap.c b/keyboards/crkbd/keymaps/like_jis/keymap.c
index 31b5230b1..90e5b7ec1 100644
--- a/keyboards/crkbd/keymaps/like_jis/keymap.c
+++ b/keyboards/crkbd/keymaps/like_jis/keymap.c
@@ -5,7 +5,6 @@
#include "split_util.h"
#endif
#ifdef SSD1306OLED
- #include "LUFA/Drivers/Peripheral/TWI.h"
#include "ssd1306.h"
#endif
@@ -124,7 +123,6 @@ 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/crkbd/keymaps/like_jis/rules.mk b/keyboards/crkbd/keymaps/like_jis/rules.mk
index 6570e2f5c..0edf1181f 100644
--- a/keyboards/crkbd/keymaps/like_jis/rules.mk
+++ b/keyboards/crkbd/keymaps/like_jis/rules.mk
@@ -21,10 +21,10 @@ SWAP_HANDS_ENABLE = no # Enable one-hand typing
SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
# If you want to change the display of OLED, you need to change here
-SRC += ../lib/rgb_state_reader.c \
- ../lib/layer_state_reader.c \
- ../lib/logo_reader.c \
- ../lib/keylogger.c \
- # ../lib/mode_icon_reader.c \
- # ../lib/host_led_state_reader.c \
- # ../lib/timelogger.c \
+SRC += ./lib/rgb_state_reader.c \
+ ./lib/layer_state_reader.c \
+ ./lib/logo_reader.c \
+ ./lib/keylogger.c \
+ # ./lib/mode_icon_reader.c \
+ # ./lib/host_led_state_reader.c \
+ # ./lib/timelogger.c \
diff --git a/keyboards/crkbd/keymaps/lib/host_led_state_reader.c b/keyboards/crkbd/lib/host_led_state_reader.c
similarity index 100%
rename from keyboards/crkbd/keymaps/lib/host_led_state_reader.c
rename to keyboards/crkbd/lib/host_led_state_reader.c
diff --git a/keyboards/crkbd/keymaps/lib/keylogger.c b/keyboards/crkbd/lib/keylogger.c
similarity index 100%
rename from keyboards/crkbd/keymaps/lib/keylogger.c
rename to keyboards/crkbd/lib/keylogger.c
diff --git a/keyboards/crkbd/keymaps/lib/layer_state_reader.c b/keyboards/crkbd/lib/layer_state_reader.c
similarity index 100%
rename from keyboards/crkbd/keymaps/lib/layer_state_reader.c
rename to keyboards/crkbd/lib/layer_state_reader.c
diff --git a/keyboards/crkbd/keymaps/lib/logo_reader.c b/keyboards/crkbd/lib/logo_reader.c
similarity index 100%
rename from keyboards/crkbd/keymaps/lib/logo_reader.c
rename to keyboards/crkbd/lib/logo_reader.c
diff --git a/keyboards/crkbd/keymaps/lib/mode_icon_reader.c b/keyboards/crkbd/lib/mode_icon_reader.c
similarity index 100%
rename from keyboards/crkbd/keymaps/lib/mode_icon_reader.c
rename to keyboards/crkbd/lib/mode_icon_reader.c
diff --git a/keyboards/crkbd/keymaps/lib/rgb_state_reader.c b/keyboards/crkbd/lib/rgb_state_reader.c
similarity index 100%
rename from keyboards/crkbd/keymaps/lib/rgb_state_reader.c
rename to keyboards/crkbd/lib/rgb_state_reader.c
diff --git a/keyboards/crkbd/keymaps/lib/timelogger.c b/keyboards/crkbd/lib/timelogger.c
similarity index 100%
rename from keyboards/crkbd/keymaps/lib/timelogger.c
rename to keyboards/crkbd/lib/timelogger.c
diff --git a/keyboards/crkbd/pro_micro.h b/keyboards/crkbd/pro_micro.h
index f9e7ed75d..366633372 100644
--- a/keyboards/crkbd/pro_micro.h
+++ b/keyboards/crkbd/pro_micro.h
@@ -21,9 +21,7 @@
$Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
*/
-
-#ifndef Pins_Arduino_h
-#define Pins_Arduino_h
+#pragma once
#include
@@ -358,5 +356,3 @@ const uint8_t PROGMEM analog_pin_to_channel_PGM[] = {
#define SERIAL_PORT_USBVIRTUAL Serial
#define SERIAL_PORT_HARDWARE Serial1
#define SERIAL_PORT_HARDWARE_OPEN Serial1
-
-#endif /* Pins_Arduino_h */
diff --git a/keyboards/crkbd/rev1/config.h b/keyboards/crkbd/rev1/config.h
index 6321136a7..efce13a49 100644
--- a/keyboards/crkbd/rev1/config.h
+++ b/keyboards/crkbd/rev1/config.h
@@ -16,10 +16,7 @@ You should have received a copy of the GNU General Public License
along with this program. If not, see .
*/
-#ifndef REV1_CONFIG_H
-#define REV1_CONFIG_H
-
-#include "../config.h"
+#pragma once
/* USB Device descriptor parameter */
#define VENDOR_ID 0xFEED
@@ -82,6 +79,3 @@ along with this program. If not, see .
//#define NO_ACTION_ONESHOT
//#define NO_ACTION_MACRO
//#define NO_ACTION_FUNCTION
-
-
-#endif
diff --git a/keyboards/crkbd/rev1/matrix.c b/keyboards/crkbd/rev1/matrix.c
index 117ff8d37..718cc5744 100644
--- a/keyboards/crkbd/rev1/matrix.c
+++ b/keyboards/crkbd/rev1/matrix.c
@@ -20,6 +20,7 @@ along with this program. If not, see .
*/
#include
#include
+#include
#include
#include
#include
@@ -30,12 +31,11 @@ along with this program. If not, see .
#include "matrix.h"
#include "split_util.h"
#include "pro_micro.h"
-#include "config.h"
#ifdef USE_MATRIX_I2C
# include "i2c.h"
#else // USE_SERIAL
-# include "serial.h"
+# include "split_scomm.h"
#endif
#ifndef DEBOUNCE
@@ -103,6 +103,8 @@ void matrix_init(void)
init_cols();
TX_RX_LED_INIT;
+ TXLED0;
+ RXLED0;
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) {
@@ -179,17 +181,20 @@ i2c_error: // the cable is disconnceted, or something else went wrong
#else // USE_SERIAL
-int serial_transaction(void) {
+int serial_transaction(int master_changed) {
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+ int ret=serial_update_buffers(master_changed);
+#else
int ret=serial_update_buffers();
+#endif
if (ret ) {
- if(ret==2)RXLED1;
+ if(ret==2) RXLED1;
return 1;
}
-RXLED0;
- for (int i = 0; i < ROWS_PER_HAND; ++i) {
- matrix[slaveOffset+i] = serial_slave_buffer[i];
- }
+ RXLED0;
+ memcpy(&matrix[slaveOffset],
+ (void *)serial_slave_buffer, SERIAL_SLAVE_BUFFER_LENGTH);
return 0;
}
#endif
@@ -200,19 +205,9 @@ uint8_t matrix_scan(void)
matrix_master_scan();
}else{
matrix_slave_scan();
-
-// if(serial_slave_DATA_CORRUPT()){
-// TXLED0;
- int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
-
- for (int i = 0; i < ROWS_PER_HAND; ++i) {
- matrix[offset+i] = serial_master_buffer[i];
- }
-
-// }else{
-// TXLED1;
-// }
-
+ int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
+ memcpy(&matrix[offset],
+ (void *)serial_master_buffer, SERIAL_MASTER_BUFFER_LENGTH);
matrix_scan_quantum();
}
return 1;
@@ -222,6 +217,7 @@ uint8_t matrix_scan(void)
uint8_t matrix_master_scan(void) {
int ret = _matrix_scan();
+ int mchanged = 1;
int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
@@ -231,15 +227,18 @@ uint8_t matrix_master_scan(void) {
// i2c_slave_buffer[i] = matrix[offset+i];
// }
#else // USE_SERIAL
- for (int i = 0; i < ROWS_PER_HAND; ++i) {
- serial_master_buffer[i] = matrix[offset+i];
- }
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ mchanged = memcmp((void *)serial_master_buffer,
+ &matrix[offset], SERIAL_MASTER_BUFFER_LENGTH);
+ #endif
+ memcpy((void *)serial_master_buffer,
+ &matrix[offset], SERIAL_MASTER_BUFFER_LENGTH);
#endif
#ifdef USE_MATRIX_I2C
if( i2c_transaction() ) {
#else // USE_SERIAL
- if( serial_transaction() ) {
+ if( serial_transaction(mchanged) ) {
#endif
// turn on the indicator led when halves are disconnected
TXLED1;
@@ -273,9 +272,19 @@ void matrix_slave_scan(void) {
i2c_slave_buffer[i] = matrix[offset+i];
}
#else // USE_SERIAL
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ int change = 0;
+ #endif
for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ if( serial_slave_buffer[i] != matrix[offset+i] )
+ change = 1;
+ #endif
serial_slave_buffer[i] = matrix[offset+i];
}
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ slave_buffer_change_count += change;
+ #endif
#endif
}
diff --git a/keyboards/crkbd/rev1/rev1.h b/keyboards/crkbd/rev1/rev1.h
index d02c51f30..cdd61d2bf 100644
--- a/keyboards/crkbd/rev1/rev1.h
+++ b/keyboards/crkbd/rev1/rev1.h
@@ -1,5 +1,4 @@
-#ifndef REV1_H
-#define REV1_CONFIG_H
+#pragma once
#include "../crkbd.h"
@@ -49,5 +48,3 @@
KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, \
KC_##L30, KC_##L31, KC_##L32, KC_##R30, KC_##R31, KC_##R32 \
)
-
-#endif
diff --git a/keyboards/crkbd/rev1/rules.mk b/keyboards/crkbd/rev1/rules.mk
index 7af7ffdb8..6028b5a5b 100644
--- a/keyboards/crkbd/rev1/rules.mk
+++ b/keyboards/crkbd/rev1/rules.mk
@@ -1,2 +1,3 @@
-SRC += rev1/matrix.c \
- ws2812.c
+SRC += rev1/matrix.c
+SRC += rev1/split_util.c
+SRC += rev1/split_scomm.c
diff --git a/keyboards/crkbd/rev1/serial_config.h b/keyboards/crkbd/rev1/serial_config.h
new file mode 100644
index 000000000..671ed821d
--- /dev/null
+++ b/keyboards/crkbd/rev1/serial_config.h
@@ -0,0 +1,10 @@
+#pragma once
+
+/* Soft Serial defines */
+#define SERIAL_PIN_DDR DDRD
+#define SERIAL_PIN_PORT PORTD
+#define SERIAL_PIN_INPUT PIND
+#define SERIAL_PIN_MASK _BV(PD2)
+#define SERIAL_PIN_INTERRUPT INT2_vect
+
+#define SERIAL_USE_MULTI_TRANSACTION
diff --git a/keyboards/crkbd/rev1/serial_config_simpleapi.h b/keyboards/crkbd/rev1/serial_config_simpleapi.h
new file mode 100644
index 000000000..0e1dd9e4a
--- /dev/null
+++ b/keyboards/crkbd/rev1/serial_config_simpleapi.h
@@ -0,0 +1,5 @@
+#pragma once
+
+#undef SERIAL_USE_MULTI_TRANSACTION
+#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
diff --git a/keyboards/crkbd/rev1/split_scomm.c b/keyboards/crkbd/rev1/split_scomm.c
new file mode 100644
index 000000000..9719eb22e
--- /dev/null
+++ b/keyboards/crkbd/rev1/split_scomm.c
@@ -0,0 +1,73 @@
+#ifdef USE_SERIAL
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE flexible API (using multi-type transaction function) --- */
+
+#include
+#include
+#include
+#include
+#include "serial.h"
+#ifdef SERIAL_DEBUG_MODE
+#include
+#endif
+
+uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+uint8_t volatile status_com = 0;
+uint8_t volatile status1 = 0;
+uint8_t slave_buffer_change_count = 0;
+uint8_t s_change_old = 0xff;
+
+SSTD_t transactions[] = {
+#define GET_SLAVE_STATUS 0
+ /* master buffer not changed, only recive slave_buffer_change_count */
+ { (uint8_t *)&status_com,
+ 0, NULL,
+ sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+ },
+#define PUT_MASTER_GET_SLAVE_STATUS 1
+ /* master buffer changed need send, and recive slave_buffer_change_count */
+ { (uint8_t *)&status_com,
+ sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+ sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+ },
+#define GET_SLAVE_BUFFER 2
+ /* recive serial_slave_buffer */
+ { (uint8_t *)&status1,
+ 0, NULL,
+ sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+ }
+};
+
+void serial_master_init(void)
+{
+ soft_serial_initiator_init(transactions);
+}
+
+void serial_slave_init(void)
+{
+ soft_serial_target_init(transactions);
+}
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers(int master_update)
+{
+ int status;
+ static int need_retry = 0;
+ if( s_change_old != slave_buffer_change_count ) {
+ status = soft_serial_transaction(GET_SLAVE_BUFFER);
+ if( status == TRANSACTION_END )
+ s_change_old = slave_buffer_change_count;
+ }
+ if( !master_update && !need_retry)
+ status = soft_serial_transaction(GET_SLAVE_STATUS);
+ else
+ status = soft_serial_transaction(PUT_MASTER_GET_SLAVE_STATUS);
+ need_retry = ( status == TRANSACTION_END ) ? 0 : 1;
+ return status;
+}
+
+#endif // SERIAL_USE_MULTI_TRANSACTION
+#endif /* USE_SERIAL */
diff --git a/keyboards/crkbd/rev1/split_scomm.h b/keyboards/crkbd/rev1/split_scomm.h
new file mode 100644
index 000000000..16887eb74
--- /dev/null
+++ b/keyboards/crkbd/rev1/split_scomm.h
@@ -0,0 +1,21 @@
+#pragma once
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
+#include "serial.h"
+
+#else
+/* --- USE flexible API (using multi-type transaction function) --- */
+// Buffers for master - slave communication
+#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
+
+extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+extern uint8_t slave_buffer_change_count;
+
+void serial_master_init(void);
+void serial_slave_init(void);
+int serial_update_buffers(int master_changed);
+
+#endif
diff --git a/keyboards/crkbd/split_util.c b/keyboards/crkbd/rev1/split_util.c
similarity index 97%
rename from keyboards/crkbd/split_util.c
rename to keyboards/crkbd/rev1/split_util.c
index 8bc064174..e1ff8b437 100644
--- a/keyboards/crkbd/split_util.c
+++ b/keyboards/crkbd/rev1/split_util.c
@@ -7,12 +7,11 @@
#include "split_util.h"
#include "matrix.h"
#include "keyboard.h"
-#include "config.h"
#ifdef USE_MATRIX_I2C
# include "i2c.h"
#else
-# include "serial.h"
+# include "split_scomm.h"
#endif
volatile bool isLeftHand = true;
diff --git a/keyboards/crkbd/split_util.h b/keyboards/crkbd/rev1/split_util.h
similarity index 81%
rename from keyboards/crkbd/split_util.h
rename to keyboards/crkbd/rev1/split_util.h
index 687ca19bd..f59304756 100644
--- a/keyboards/crkbd/split_util.h
+++ b/keyboards/crkbd/rev1/split_util.h
@@ -1,5 +1,4 @@
-#ifndef SPLIT_KEYBOARD_UTIL_H
-#define SPLIT_KEYBOARD_UTIL_H
+#pragma once
#include
#include "eeconfig.h"
@@ -15,5 +14,3 @@ void split_keyboard_setup(void);
bool has_usb(void);
void matrix_master_OLED_init (void);
-
-#endif
diff --git a/keyboards/crkbd/rules.mk b/keyboards/crkbd/rules.mk
index d88daebf3..6396b115d 100644
--- a/keyboards/crkbd/rules.mk
+++ b/keyboards/crkbd/rules.mk
@@ -1,7 +1,9 @@
-SRC += i2c.c \
- serial.c \
- split_util.c \
- ssd1306.c
+SRC += i2c.c
+SRC += serial.c
+SRC += ssd1306.c
+
+# if firmware size over limit, try this option
+# CFLAGS += -flto
# MCU name
#MCU = at90usb1287
diff --git a/keyboards/crkbd/serial.c b/keyboards/crkbd/serial.c
index e918ab6ee..11ceff0b3 100644
--- a/keyboards/crkbd/serial.c
+++ b/keyboards/crkbd/serial.c
@@ -9,36 +9,128 @@
#include
#include
#include
+#include
#include
#include "serial.h"
+//#include
#ifdef USE_SERIAL
-// Serial pulse period in microseconds. Its probably a bad idea to lower this
-// value.
-#define SERIAL_DELAY 24
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
+ #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+ uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+ #endif
+ #if SERIAL_MASTER_BUFFER_LENGTH > 0
+ uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+ #endif
+ uint8_t volatile status0 = 0;
-uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
-uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+SSTD_t transactions[] = {
+ { (uint8_t *)&status0,
+ #if SERIAL_MASTER_BUFFER_LENGTH > 0
+ sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+ #else
+ 0, (uint8_t *)NULL,
+ #endif
+ #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+ sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+ #else
+ 0, (uint8_t *)NULL,
+ #endif
+ }
+};
-#define SLAVE_DATA_CORRUPT (1<<0)
-volatile uint8_t status = 0;
+void serial_master_init(void)
+{ soft_serial_initiator_init(transactions); }
+
+void serial_slave_init(void)
+{ soft_serial_target_init(transactions); }
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers()
+{ return soft_serial_transaction(); }
+
+#endif // Simple API (OLD API, compatible with let's split serial.c)
+
+#define ALWAYS_INLINE __attribute__((always_inline))
+#define NO_INLINE __attribute__((noinline))
+#define _delay_sub_us(x) __builtin_avr_delay_cycles(x)
+
+// Serial pulse period in microseconds.
+#define TID_SEND_ADJUST 14
+
+#define SELECT_SERIAL_SPEED 1
+#if SELECT_SERIAL_SPEED == 0
+ // Very High speed
+ #define SERIAL_DELAY 4 // micro sec
+ #define READ_WRITE_START_ADJUST 33 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+#elif SELECT_SERIAL_SPEED == 1
+ // High speed
+ #define SERIAL_DELAY 6 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+#elif SELECT_SERIAL_SPEED == 2
+ // Middle speed
+ #define SERIAL_DELAY 12 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+#elif SELECT_SERIAL_SPEED == 3
+ // Low speed
+ #define SERIAL_DELAY 24 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+#elif SELECT_SERIAL_SPEED == 4
+ // Very Low speed
+ #define SERIAL_DELAY 50 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+#else
+#error Illegal Serial Speed
+#endif
+
+
+#define SERIAL_DELAY_HALF1 (SERIAL_DELAY/2)
+#define SERIAL_DELAY_HALF2 (SERIAL_DELAY - SERIAL_DELAY/2)
+
+#define SLAVE_INT_WIDTH_US 1
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+ #define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY
+#else
+ #define SLAVE_INT_ACK_WIDTH_UNIT 2
+ #define SLAVE_INT_ACK_WIDTH 4
+#endif
+
+static SSTD_t *Transaction_table = NULL;
inline static
void serial_delay(void) {
_delay_us(SERIAL_DELAY);
}
-void serial_delay_short(void) {
- _delay_us(SERIAL_DELAY-1);
+
+inline static
+void serial_delay_half1(void) {
+ _delay_us(SERIAL_DELAY_HALF1);
}
+
+inline static
+void serial_delay_half2(void) {
+ _delay_us(SERIAL_DELAY_HALF2);
+}
+
+inline static void serial_output(void) ALWAYS_INLINE;
inline static
void serial_output(void) {
SERIAL_PIN_DDR |= SERIAL_PIN_MASK;
}
// make the serial pin an input with pull-up resistor
+inline static void serial_input_with_pullup(void) ALWAYS_INLINE;
inline static
-void serial_input(void) {
+void serial_input_with_pullup(void) {
SERIAL_PIN_DDR &= ~SERIAL_PIN_MASK;
SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
}
@@ -48,191 +140,305 @@ uint8_t serial_read_pin(void) {
return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK);
}
+inline static void serial_low(void) ALWAYS_INLINE;
inline static
void serial_low(void) {
SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK;
}
+inline static void serial_high(void) ALWAYS_INLINE;
inline static
void serial_high(void) {
SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
}
-void serial_master_init(void) {
- serial_output();
- serial_high();
+void soft_serial_initiator_init(SSTD_t *sstd_table)
+{
+ Transaction_table = sstd_table;
+ serial_output();
+ serial_high();
}
-void serial_slave_init(void) {
- serial_input();
+void soft_serial_target_init(SSTD_t *sstd_table)
+{
+ Transaction_table = sstd_table;
+ serial_input_with_pullup();
-#ifndef USE_SERIAL_PD2
- // Enable INT0
- EIMSK |= _BV(INT0);
- // Trigger on falling edge of INT0
- EICRA &= ~(_BV(ISC00) | _BV(ISC01));
+#if SERIAL_PIN_MASK == _BV(PD0)
+ // Enable INT0
+ EIMSK |= _BV(INT0);
+ // Trigger on falling edge of INT0
+ EICRA &= ~(_BV(ISC00) | _BV(ISC01));
+#elif SERIAL_PIN_MASK == _BV(PD2)
+ // Enable INT2
+ EIMSK |= _BV(INT2);
+ // Trigger on falling edge of INT2
+ EICRA &= ~(_BV(ISC20) | _BV(ISC21));
#else
- // Enable INT2
- EIMSK |= _BV(INT2);
- // Trigger on falling edge of INT2
- EICRA &= ~(_BV(ISC20) | _BV(ISC21));
+ #error unknown SERIAL_PIN_MASK value
#endif
}
-// Used by the master to synchronize timing with the slave.
+// Used by the sender to synchronize timing with the reciver.
+static void sync_recv(void) NO_INLINE;
static
void sync_recv(void) {
- serial_input();
- // This shouldn't hang if the slave disconnects because the
- // serial line will float to high if the slave does disconnect.
+ for (uint8_t i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) {
+ }
+ // This shouldn't hang if the target disconnects because the
+ // serial line will float to high if the target does disconnect.
while (!serial_read_pin());
- //serial_delay();
- _delay_us(SERIAL_DELAY-5);
}
-// Used by the slave to send a synchronization signal to the master.
+// Used by the reciver to send a synchronization signal to the sender.
+static void sync_send(void)NO_INLINE;
static
void sync_send(void) {
- serial_output();
-
serial_low();
serial_delay();
-
serial_high();
}
// Reads a byte from the serial line
-static
-uint8_t serial_read_byte(void) {
- uint8_t byte = 0;
- serial_input();
- for ( uint8_t i = 0; i < 8; ++i) {
- byte = (byte << 1) | serial_read_pin();
- serial_delay();
- _delay_us(1);
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) NO_INLINE;
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) {
+ uint8_t byte, i, p, pb;
+
+ _delay_sub_us(READ_WRITE_START_ADJUST);
+ for( i = 0, byte = 0, p = 0; i < bit; i++ ) {
+ serial_delay_half1(); // read the middle of pulses
+ if( serial_read_pin() ) {
+ byte = (byte << 1) | 1; p ^= 1;
+ } else {
+ byte = (byte << 1) | 0; p ^= 0;
+ }
+ _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+ serial_delay_half2();
}
+ /* recive parity bit */
+ serial_delay_half1(); // read the middle of pulses
+ pb = serial_read_pin();
+ _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+ serial_delay_half2();
+
+ *pterrcount += (p != pb)? 1 : 0;
return byte;
}
// Sends a byte with MSB ordering
-static
-void serial_write_byte(uint8_t data) {
- uint8_t b = 8;
- serial_output();
- while( b-- ) {
- if(data & (1 << b)) {
- serial_high();
- } else {
- serial_low();
+void serial_write_chunk(uint8_t data, uint8_t bit) NO_INLINE;
+void serial_write_chunk(uint8_t data, uint8_t bit) {
+ uint8_t b, p;
+ for( p = 0, b = 1<<(bit-1); b ; b >>= 1) {
+ if(data & b) {
+ serial_high(); p ^= 1;
+ } else {
+ serial_low(); p ^= 0;
+ }
+ serial_delay();
}
+ /* send parity bit */
+ if(p & 1) { serial_high(); }
+ else { serial_low(); }
serial_delay();
+
+ serial_low(); // sync_send() / senc_recv() need raise edge
+}
+
+static void serial_send_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+void serial_send_packet(uint8_t *buffer, uint8_t size) {
+ for (uint8_t i = 0; i < size; ++i) {
+ uint8_t data;
+ data = buffer[i];
+ sync_send();
+ serial_write_chunk(data,8);
}
}
-// interrupt handle to be used by the slave device
+static uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) {
+ uint8_t pecount = 0;
+ for (uint8_t i = 0; i < size; ++i) {
+ uint8_t data;
+ sync_recv();
+ data = serial_read_chunk(&pecount, 8);
+ buffer[i] = data;
+ }
+ return pecount == 0;
+}
+
+inline static
+void change_sender2reciver(void) {
+ sync_send(); //0
+ serial_delay_half1(); //1
+ serial_low(); //2
+ serial_input_with_pullup(); //2
+ serial_delay_half1(); //3
+}
+
+inline static
+void change_reciver2sender(void) {
+ sync_recv(); //0
+ serial_delay(); //1
+ serial_low(); //3
+ serial_output(); //3
+ serial_delay_half1(); //4
+}
+
+// interrupt handle to be used by the target device
ISR(SERIAL_PIN_INTERRUPT) {
- sync_send();
- uint8_t checksum = 0;
- for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) {
- serial_write_byte(serial_slave_buffer[i]);
- sync_send();
- checksum += serial_slave_buffer[i];
- }
- serial_write_byte(checksum);
- sync_send();
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+ serial_low();
+ serial_output();
+ SSTD_t *trans = Transaction_table;
+#else
+ // recive transaction table index
+ uint8_t tid;
+ uint8_t pecount = 0;
+ sync_recv();
+ tid = serial_read_chunk(&pecount,4);
+ if(pecount> 0)
+ return;
+ serial_delay_half1();
- // wait for the sync to finish sending
- serial_delay();
+ serial_high(); // response step1 low->high
+ serial_output();
+ _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT*SLAVE_INT_ACK_WIDTH);
+ SSTD_t *trans = &Transaction_table[tid];
+ serial_low(); // response step2 ack high->low
+#endif
- // read the middle of pulses
- _delay_us(SERIAL_DELAY/2);
+ // target send phase
+ if( trans->target2initiator_buffer_size > 0 )
+ serial_send_packet((uint8_t *)trans->target2initiator_buffer,
+ trans->target2initiator_buffer_size);
+ // target switch to input
+ change_sender2reciver();
- uint8_t checksum_computed = 0;
- for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) {
- serial_master_buffer[i] = serial_read_byte();
- sync_send();
- checksum_computed += serial_master_buffer[i];
- }
- uint8_t checksum_received = serial_read_byte();
- sync_send();
-
- serial_input(); // end transaction
-
- if ( checksum_computed != checksum_received ) {
- status |= SLAVE_DATA_CORRUPT;
+ // target recive phase
+ if( trans->initiator2target_buffer_size > 0 ) {
+ if (serial_recive_packet((uint8_t *)trans->initiator2target_buffer,
+ trans->initiator2target_buffer_size) ) {
+ *trans->status = TRANSACTION_ACCEPTED;
+ } else {
+ *trans->status = TRANSACTION_DATA_ERROR;
+ }
} else {
- status &= ~SLAVE_DATA_CORRUPT;
+ *trans->status = TRANSACTION_ACCEPTED;
}
+
+ sync_recv(); //weit initiator output to high
}
-inline
-bool serial_slave_DATA_CORRUPT(void) {
- return status & SLAVE_DATA_CORRUPT;
-}
-
-// Copies the serial_slave_buffer to the master and sends the
-// serial_master_buffer to the slave.
+/////////
+// start transaction by initiator
+//
+// int soft_serial_transaction(int sstd_index)
//
// Returns:
-// 0 => no error
-// 1 => slave did not respond
-int serial_update_buffers(void) {
- // this code is very time dependent, so we need to disable interrupts
+// TRANSACTION_END
+// TRANSACTION_NO_RESPONSE
+// TRANSACTION_DATA_ERROR
+// this code is very time dependent, so we need to disable interrupts
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_transaction(void) {
+ SSTD_t *trans = Transaction_table;
+#else
+int soft_serial_transaction(int sstd_index) {
+ SSTD_t *trans = &Transaction_table[sstd_index];
+#endif
cli();
- // signal to the slave that we want to start a transaction
+ // signal to the target that we want to start a transaction
serial_output();
serial_low();
- _delay_us(1);
+ _delay_us(SLAVE_INT_WIDTH_US);
- // wait for the slaves response
- serial_input();
- serial_high();
- _delay_us(SERIAL_DELAY);
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+ // wait for the target response
+ serial_input_with_pullup();
+ _delay_us(SLAVE_INT_RESPONSE_TIME);
- // check if the slave is present
+ // check if the target is present
if (serial_read_pin()) {
- // slave failed to pull the line low, assume not present
+ // target failed to pull the line low, assume not present
+ serial_output();
+ serial_high();
+ *trans->status = TRANSACTION_NO_RESPONSE;
sei();
- return 1;
+ return TRANSACTION_NO_RESPONSE;
}
- // if the slave is present syncronize with it
- sync_recv();
+#else
+ // send transaction table index
+ sync_send();
+ _delay_sub_us(TID_SEND_ADJUST);
+ serial_write_chunk(sstd_index, 4);
+ serial_delay_half1();
- uint8_t checksum_computed = 0;
- // receive data from the slave
- for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) {
- serial_slave_buffer[i] = serial_read_byte();
- sync_recv();
- checksum_computed += serial_slave_buffer[i];
- }
- uint8_t checksum_received = serial_read_byte();
- sync_recv();
-
- if (checksum_computed != checksum_received) {
- sei();
- return 2;
+ // wait for the target response (step1 low->high)
+ serial_input_with_pullup();
+ while( !serial_read_pin() ) {
+ _delay_sub_us(2);
}
- uint8_t checksum = 0;
- // send data to the slave
- for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) {
- serial_write_byte(serial_master_buffer[i]);
- sync_recv();
- checksum += serial_master_buffer[i];
+ // check if the target is present (step2 high->low)
+ for( int i = 0; serial_read_pin(); i++ ) {
+ if (i > SLAVE_INT_ACK_WIDTH + 1) {
+ // slave failed to pull the line low, assume not present
+ serial_output();
+ serial_high();
+ *trans->status = TRANSACTION_NO_RESPONSE;
+ sei();
+ return TRANSACTION_NO_RESPONSE;
+ }
+ _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT);
+ }
+#endif
+
+ // initiator recive phase
+ // if the target is present syncronize with it
+ if( trans->target2initiator_buffer_size > 0 ) {
+ if (!serial_recive_packet((uint8_t *)trans->target2initiator_buffer,
+ trans->target2initiator_buffer_size) ) {
+ serial_output();
+ serial_high();
+ *trans->status = TRANSACTION_DATA_ERROR;
+ sei();
+ return TRANSACTION_DATA_ERROR;
+ }
+ }
+
+ // initiator switch to output
+ change_reciver2sender();
+
+ // initiator send phase
+ if( trans->initiator2target_buffer_size > 0 ) {
+ serial_send_packet((uint8_t *)trans->initiator2target_buffer,
+ trans->initiator2target_buffer_size);
}
- serial_write_byte(checksum);
- sync_recv();
// always, release the line when not in use
- serial_output();
- serial_high();
+ sync_send();
+ *trans->status = TRANSACTION_END;
sei();
- return 0;
+ return TRANSACTION_END;
}
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_get_and_clean_status(int sstd_index) {
+ SSTD_t *trans = &Transaction_table[sstd_index];
+ cli();
+ int retval = *trans->status;
+ *trans->status = 0;;
+ sei();
+ return retval;
+}
+#endif
+
#endif
diff --git a/keyboards/crkbd/serial.h b/keyboards/crkbd/serial.h
index 43e51f7fa..76c6aaa04 100644
--- a/keyboards/crkbd/serial.h
+++ b/keyboards/crkbd/serial.h
@@ -1,32 +1,77 @@
-#ifndef MY_SERIAL_H
-#define MY_SERIAL_H
+#pragma once
-#include "config.h"
#include
-/* TODO: some defines for interrupt setup */
-#define SERIAL_PIN_DDR DDRD
-#define SERIAL_PIN_PORT PORTD
-#define SERIAL_PIN_INPUT PIND
+// /////////////////////////////////////////////////////////////////
+// Need Soft Serial defines in serial_config.h
+// /////////////////////////////////////////////////////////////////
+// ex.
+// #define SERIAL_PIN_DDR DDRD
+// #define SERIAL_PIN_PORT PORTD
+// #define SERIAL_PIN_INPUT PIND
+// #define SERIAL_PIN_MASK _BV(PD?) ?=0,2
+// #define SERIAL_PIN_INTERRUPT INT?_vect ?=0,2
+//
+// //// USE Simple API (OLD API, compatible with let's split serial.c)
+// ex.
+// #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+// #define SERIAL_MASTER_BUFFER_LENGTH 1
+//
+// //// USE flexible API (using multi-type transaction function)
+// #define SERIAL_USE_MULTI_TRANSACTION
+//
+// /////////////////////////////////////////////////////////////////
-#ifndef USE_SERIAL_PD2
-#define SERIAL_PIN_MASK _BV(PD0)
-#define SERIAL_PIN_INTERRUPT INT0_vect
-#else
-#define SERIAL_PIN_MASK _BV(PD2)
-#define SERIAL_PIN_INTERRUPT INT2_vect
-#endif
-#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
-#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
-
-// Buffers for master - slave communication
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
+#if SERIAL_SLAVE_BUFFER_LENGTH > 0
extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+#endif
+#if SERIAL_MASTER_BUFFER_LENGTH > 0
extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+#endif
void serial_master_init(void);
void serial_slave_init(void);
int serial_update_buffers(void);
-bool serial_slave_data_corrupt(void);
+#endif // USE Simple API
+
+// Soft Serial Transaction Descriptor
+typedef struct _SSTD_t {
+ uint8_t *status;
+ uint8_t initiator2target_buffer_size;
+ uint8_t *initiator2target_buffer;
+ uint8_t target2initiator_buffer_size;
+ uint8_t *target2initiator_buffer;
+} SSTD_t;
+
+// initiator is transaction start side
+void soft_serial_initiator_init(SSTD_t *sstd_table);
+// target is interrupt accept side
+void soft_serial_target_init(SSTD_t *sstd_table);
+
+// initiator resullt
+#define TRANSACTION_END 0
+#define TRANSACTION_NO_RESPONSE 0x1
+#define TRANSACTION_DATA_ERROR 0x2
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_transaction(void);
+#else
+int soft_serial_transaction(int sstd_index);
+#endif
+
+// target status
+// *SSTD_t.status has
+// initiator:
+// TRANSACTION_END
+// or TRANSACTION_NO_RESPONSE
+// or TRANSACTION_DATA_ERROR
+// target:
+// TRANSACTION_DATA_ERROR
+// or TRANSACTION_ACCEPTED
+#define TRANSACTION_ACCEPTED 0x4
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_get_and_clean_status(int sstd_index);
#endif
diff --git a/keyboards/crkbd/ssd1306.c b/keyboards/crkbd/ssd1306.c
index d07900119..b8f9512e3 100644
--- a/keyboards/crkbd/ssd1306.c
+++ b/keyboards/crkbd/ssd1306.c
@@ -123,6 +123,7 @@ 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);
diff --git a/keyboards/crkbd/ssd1306.h b/keyboards/crkbd/ssd1306.h
index 59d31c9f3..76dd6a2a7 100644
--- a/keyboards/crkbd/ssd1306.h
+++ b/keyboards/crkbd/ssd1306.h
@@ -1,10 +1,8 @@
-#ifndef SSD1306_H
-#define SSD1306_H
+#pragma once
#include
#include
#include "pincontrol.h"
-#include "config.h"
enum ssd1306_cmds {
DisplayOff = 0xAE,
@@ -88,7 +86,3 @@ void matrix_write(struct CharacterMatrix *matrix, const char *data);
void matrix_write_ln(struct CharacterMatrix *matrix, const char *data);
void matrix_write_P(struct CharacterMatrix *matrix, const char *data);
void matrix_render(struct CharacterMatrix *matrix);
-
-
-
-#endif