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authorTakeshi ISHII <2170248+mtei@users.noreply.github.com>2022-04-22 06:33:08 +0900
committerGitHub <noreply@github.com>2022-04-21 14:33:08 -0700
commit8f692e22e3ce176671bbdde51478ce0e6a57875b (patch)
tree88f676a2390648c72a0032e21384e3a41cf0bd8e /keyboards
parent969c68a9ad1474f578e69469807cf5e3405cd3ae (diff)
Helix/rev2 move to split common (#16723)
Diffstat (limited to 'keyboards')
-rw-r--r--keyboards/helix/local_drivers/i2c.c159
-rw-r--r--keyboards/helix/local_drivers/i2c.h46
-rw-r--r--keyboards/helix/local_drivers/serial.c589
-rw-r--r--keyboards/helix/local_drivers/serial.h86
-rw-r--r--keyboards/helix/local_drivers/ssd1306.c341
-rw-r--r--keyboards/helix/local_drivers/ssd1306.h89
-rw-r--r--keyboards/helix/rev2/config.h6
-rw-r--r--keyboards/helix/rev2/custom/matrix.c341
-rw-r--r--keyboards/helix/rev2/custom/split_scomm.c92
-rw-r--r--keyboards/helix/rev2/custom/split_scomm.h21
-rw-r--r--keyboards/helix/rev2/custom/split_util.c109
-rw-r--r--keyboards/helix/rev2/custom/split_util.h21
-rw-r--r--keyboards/helix/rev2/keymaps/default/oled_display.c196
-rw-r--r--keyboards/helix/rev2/local_features.mk53
-rw-r--r--keyboards/helix/rev2/override_helix_options.mk-maintenance (renamed from keyboards/helix/rev2/override_helix_options.mk)0
-rw-r--r--keyboards/helix/rev2/rev2.c16
-rw-r--r--keyboards/helix/rev2/rules.mk7
17 files changed, 133 insertions, 2039 deletions
diff --git a/keyboards/helix/local_drivers/i2c.c b/keyboards/helix/local_drivers/i2c.c
deleted file mode 100644
index 9221429e96..0000000000
--- a/keyboards/helix/local_drivers/i2c.c
+++ /dev/null
@@ -1,159 +0,0 @@
-#include <util/twi.h>
-#include <avr/io.h>
-#include <stdlib.h>
-#include <avr/interrupt.h>
-#include <util/twi.h>
-#include <stdbool.h>
-#include "i2c.h"
-
-// Limits the amount of we wait for any one i2c transaction.
-// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is
-// 9 bits, a single transaction will take around 90μs to complete.
-//
-// (F_CPU/SCL_CLOCK) => # of μC cycles to transfer a bit
-// poll loop takes at least 8 clock cycles to execute
-#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8
-
-#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE)
-
-volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
-
-static volatile uint8_t slave_buffer_pos;
-static volatile bool slave_has_register_set = false;
-
-// Wait for an i2c operation to finish
-inline static
-void i2c_delay(void) {
- uint16_t lim = 0;
- while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT)
- lim++;
-
- // easier way, but will wait slightly longer
- // _delay_us(100);
-}
-
-// Setup twi to run at 100kHz or 400kHz (see ./i2c.h SCL_CLOCK)
-void i2c_master_init(void) {
- // no prescaler
- TWSR = 0;
- // Set TWI clock frequency to SCL_CLOCK. Need TWBR>10.
- // Check datasheets for more info.
- TWBR = ((F_CPU/SCL_CLOCK)-16)/2;
-}
-
-// Start a transaction with the given i2c slave address. The direction of the
-// transfer is set with I2C_READ and I2C_WRITE.
-// returns: 0 => success
-// 1 => error
-uint8_t i2c_master_start(uint8_t address) {
- TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA);
-
- i2c_delay();
-
- // check that we started successfully
- if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START))
- return 1;
-
- TWDR = address;
- TWCR = (1<<TWINT) | (1<<TWEN);
-
- i2c_delay();
-
- if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) )
- return 1; // slave did not acknowledge
- else
- return 0; // success
-}
-
-
-// Finish the i2c transaction.
-void i2c_master_stop(void) {
- TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
-
- uint16_t lim = 0;
- while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT)
- lim++;
-}
-
-// Write one byte to the i2c slave.
-// returns 0 => slave ACK
-// 1 => slave NACK
-uint8_t i2c_master_write(uint8_t data) {
- TWDR = data;
- TWCR = (1<<TWINT) | (1<<TWEN);
-
- i2c_delay();
-
- // check if the slave acknowledged us
- return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1;
-}
-
-// Read one byte from the i2c slave. If ack=1 the slave is acknowledged,
-// if ack=0 the acknowledge bit is not set.
-// returns: byte read from i2c device
-uint8_t i2c_master_read(int ack) {
- TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA);
-
- i2c_delay();
- return TWDR;
-}
-
-void i2c_reset_state(void) {
- TWCR = 0;
-}
-
-void i2c_slave_init(uint8_t address) {
- TWAR = address << 0; // slave i2c address
- // TWEN - twi enable
- // TWEA - enable address acknowledgement
- // TWINT - twi interrupt flag
- // TWIE - enable the twi interrupt
- TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN);
-}
-
-ISR(TWI_vect);
-
-ISR(TWI_vect) {
- uint8_t ack = 1;
- switch(TW_STATUS) {
- case TW_SR_SLA_ACK:
- // this device has been addressed as a slave receiver
- slave_has_register_set = false;
- break;
-
- case TW_SR_DATA_ACK:
- // this device has received data as a slave receiver
- // The first byte that we receive in this transaction sets the location
- // of the read/write location of the slaves memory that it exposes over
- // i2c. After that, bytes will be written at slave_buffer_pos, incrementing
- // slave_buffer_pos after each write.
- if(!slave_has_register_set) {
- slave_buffer_pos = TWDR;
- // don't acknowledge the master if this memory loctaion is out of bounds
- if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) {
- ack = 0;
- slave_buffer_pos = 0;
- }
- slave_has_register_set = true;
- } else {
- i2c_slave_buffer[slave_buffer_pos] = TWDR;
- BUFFER_POS_INC();
- }
- break;
-
- case TW_ST_SLA_ACK:
- case TW_ST_DATA_ACK:
- // master has addressed this device as a slave transmitter and is
- // requesting data.
- TWDR = i2c_slave_buffer[slave_buffer_pos];
- BUFFER_POS_INC();
- break;
-
- case TW_BUS_ERROR: // something went wrong, reset twi state
- TWCR = 0;
- default:
- break;
- }
- // Reset everything, so we are ready for the next TWI interrupt
- TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN);
-}
diff --git a/keyboards/helix/local_drivers/i2c.h b/keyboards/helix/local_drivers/i2c.h
deleted file mode 100644
index 710662c7ab..0000000000
--- a/keyboards/helix/local_drivers/i2c.h
+++ /dev/null
@@ -1,46 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifndef F_CPU
-#define F_CPU 16000000UL
-#endif
-
-#define I2C_READ 1
-#define I2C_WRITE 0
-
-#define I2C_ACK 1
-#define I2C_NACK 0
-
-#define SLAVE_BUFFER_SIZE 0x10
-
-// i2c SCL clock frequency 400kHz
-#define SCL_CLOCK 400000L
-
-extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
-
-void i2c_master_init(void);
-uint8_t i2c_master_start(uint8_t address);
-void i2c_master_stop(void);
-uint8_t i2c_master_write(uint8_t data);
-uint8_t i2c_master_read(int);
-void i2c_reset_state(void);
-void i2c_slave_init(uint8_t address);
-
-
-static inline unsigned char i2c_start_read(unsigned char addr) {
- return i2c_master_start((addr << 1) | I2C_READ);
-}
-
-static inline unsigned char i2c_start_write(unsigned char addr) {
- return i2c_master_start((addr << 1) | I2C_WRITE);
-}
-
-// from SSD1306 scrips
-extern unsigned char i2c_rep_start(unsigned char addr);
-extern void i2c_start_wait(unsigned char addr);
-extern unsigned char i2c_readAck(void);
-extern unsigned char i2c_readNak(void);
-extern unsigned char i2c_read(unsigned char ack);
-
-#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak();
diff --git a/keyboards/helix/local_drivers/serial.c b/keyboards/helix/local_drivers/serial.c
deleted file mode 100644
index 674c42d593..0000000000
--- a/keyboards/helix/local_drivers/serial.c
+++ /dev/null
@@ -1,589 +0,0 @@
-/*
- * WARNING: be careful changing this code, it is very timing dependent
- *
- * 2018-10-28 checked
- * avr-gcc 4.9.2
- * avr-gcc 5.4.0
- * avr-gcc 7.3.0
- */
-
-#ifndef F_CPU
-#define F_CPU 16000000
-#endif
-
-#include <avr/io.h>
-#include <avr/interrupt.h>
-#include <util/delay.h>
-#include <stddef.h>
-#include <stdbool.h>
-#include "serial.h"
-
-#ifdef SOFT_SERIAL_PIN
-
-#ifdef __AVR_ATmega32U4__
- // if using ATmega32U4 I2C, can not use PD0 and PD1 in soft serial.
- #ifdef USE_I2C
- #if SOFT_SERIAL_PIN == D0 || SOFT_SERIAL_PIN == D1
- #error Using ATmega32U4 I2C, so can not use PD0, PD1
- #endif
- #endif
-
- #if SOFT_SERIAL_PIN >= D0 && SOFT_SERIAL_PIN <= D3
- #define SERIAL_PIN_DDR DDRD
- #define SERIAL_PIN_PORT PORTD
- #define SERIAL_PIN_INPUT PIND
- #if SOFT_SERIAL_PIN == D0
- #define SERIAL_PIN_MASK _BV(PD0)
- #define EIMSK_BIT _BV(INT0)
- #define EICRx_BIT (~(_BV(ISC00) | _BV(ISC01)))
- #define SERIAL_PIN_INTERRUPT INT0_vect
- #elif SOFT_SERIAL_PIN == D1
- #define SERIAL_PIN_MASK _BV(PD1)
- #define EIMSK_BIT _BV(INT1)
- #define EICRx_BIT (~(_BV(ISC10) | _BV(ISC11)))
- #define SERIAL_PIN_INTERRUPT INT1_vect
- #elif SOFT_SERIAL_PIN == D2
- #define SERIAL_PIN_MASK _BV(PD2)
- #define EIMSK_BIT _BV(INT2)
- #define EICRx_BIT (~(_BV(ISC20) | _BV(ISC21)))
- #define SERIAL_PIN_INTERRUPT INT2_vect
- #elif SOFT_SERIAL_PIN == D3
- #define SERIAL_PIN_MASK _BV(PD3)
- #define EIMSK_BIT _BV(INT3)
- #define EICRx_BIT (~(_BV(ISC30) | _BV(ISC31)))
- #define SERIAL_PIN_INTERRUPT INT3_vect
- #endif
- #elif SOFT_SERIAL_PIN == E6
- #define SERIAL_PIN_DDR DDRE
- #define SERIAL_PIN_PORT PORTE
- #define SERIAL_PIN_INPUT PINE
- #define SERIAL_PIN_MASK _BV(PE6)
- #define EIMSK_BIT _BV(INT6)
- #define EICRx_BIT (~(_BV(ISC60) | _BV(ISC61)))
- #define SERIAL_PIN_INTERRUPT INT6_vect
- #else
- #error invalid SOFT_SERIAL_PIN value
- #endif
-
-#else
- #error serial.c now support ATmega32U4 only
-#endif
-
-//////////////// for backward compatibility ////////////////////////////////
-#if !defined(SERIAL_USE_SINGLE_TRANSACTION) && !defined(SERIAL_USE_MULTI_TRANSACTION)
-/* --- USE 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;
-
-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
- }
-};
-
-void serial_master_init(void)
-{ soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); }
-
-void serial_slave_init(void)
-{ soft_serial_target_init(transactions, TID_LIMIT(transactions)); }
-
-// 0 => no error
-// 1 => slave did not respond
-// 2 => checksum error
-int serial_update_buffers()
-{
- int result;
- result = soft_serial_transaction();
- return result;
-}
-
-#endif // end of 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)
-
-// parity check
-#define ODD_PARITY 1
-#define EVEN_PARITY 0
-#define PARITY EVEN_PARITY
-
-#ifdef SERIAL_DELAY
- // custom setup in config.h
- // #define TID_SEND_ADJUST 2
- // #define SERIAL_DELAY 6 // micro sec
- // #define READ_WRITE_START_ADJUST 30 // cycles
- // #define READ_WRITE_WIDTH_ADJUST 8 // cycles
-#else
-// ============ Standard setups ============
-
-#ifndef SELECT_SOFT_SERIAL_SPEED
-#define SELECT_SOFT_SERIAL_SPEED 1
-// 0: about 189kbps
-// 1: about 137kbps (default)
-// 2: about 75kbps
-// 3: about 39kbps
-// 4: about 26kbps
-// 5: about 20kbps
-#endif
-
-#if __GNUC__ < 6
- #define TID_SEND_ADJUST 14
-#else
- #define TID_SEND_ADJUST 2
-#endif
-
-#if SELECT_SOFT_SERIAL_SPEED == 0
- // Very High speed
- #define SERIAL_DELAY 4 // micro sec
- #if __GNUC__ < 6
- #define READ_WRITE_START_ADJUST 33 // cycles
- #define READ_WRITE_WIDTH_ADJUST 3 // cycles
- #else
- #define READ_WRITE_START_ADJUST 34 // cycles
- #define READ_WRITE_WIDTH_ADJUST 7 // cycles
- #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 1
- // High speed
- #define SERIAL_DELAY 6 // micro sec
- #if __GNUC__ < 6
- #define READ_WRITE_START_ADJUST 30 // cycles
- #define READ_WRITE_WIDTH_ADJUST 3 // cycles
- #else
- #define READ_WRITE_START_ADJUST 33 // cycles
- #define READ_WRITE_WIDTH_ADJUST 7 // cycles
- #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 2
- // Middle speed
- #define SERIAL_DELAY 12 // micro sec
- #define READ_WRITE_START_ADJUST 30 // cycles
- #if __GNUC__ < 6
- #define READ_WRITE_WIDTH_ADJUST 3 // cycles
- #else
- #define READ_WRITE_WIDTH_ADJUST 7 // cycles
- #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 3
- // Low speed
- #define SERIAL_DELAY 24 // micro sec
- #define READ_WRITE_START_ADJUST 30 // cycles
- #if __GNUC__ < 6
- #define READ_WRITE_WIDTH_ADJUST 3 // cycles
- #else
- #define READ_WRITE_WIDTH_ADJUST 7 // cycles
- #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 4
- // Very Low speed
- #define SERIAL_DELAY 36 // micro sec
- #define READ_WRITE_START_ADJUST 30 // cycles
- #if __GNUC__ < 6
- #define READ_WRITE_WIDTH_ADJUST 3 // cycles
- #else
- #define READ_WRITE_WIDTH_ADJUST 7 // cycles
- #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 5
- // Ultra Low speed
- #define SERIAL_DELAY 48 // micro sec
- #define READ_WRITE_START_ADJUST 30 // cycles
- #if __GNUC__ < 6
- #define READ_WRITE_WIDTH_ADJUST 3 // cycles
- #else
- #define READ_WRITE_WIDTH_ADJUST 7 // cycles
- #endif
-#else
-#error invalid SELECT_SOFT_SERIAL_SPEED value
-#endif /* SELECT_SOFT_SERIAL_SPEED */
-#endif /* SERIAL_DELAY */
-
-#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;
-static uint8_t Transaction_table_size = 0;
-
-inline static void serial_delay(void) ALWAYS_INLINE;
-inline static
-void serial_delay(void) {
- _delay_us(SERIAL_DELAY);
-}
-
-inline static void serial_delay_half1(void) ALWAYS_INLINE;
-inline static
-void serial_delay_half1(void) {
- _delay_us(SERIAL_DELAY_HALF1);
-}
-
-inline static void serial_delay_half2(void) ALWAYS_INLINE;
-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_with_pullup(void) {
- SERIAL_PIN_DDR &= ~SERIAL_PIN_MASK;
- SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
-}
-
-inline static uint8_t serial_read_pin(void) ALWAYS_INLINE;
-inline static
-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 soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size)
-{
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
- serial_output();
- serial_high();
-}
-
-void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size)
-{
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
- serial_input_with_pullup();
-
- // Enable INT0-INT3,INT6
- EIMSK |= EIMSK_BIT;
-#if SERIAL_PIN_MASK == _BV(PE6)
- // Trigger on falling edge of INT6
- EICRB &= EICRx_BIT;
-#else
- // Trigger on falling edge of INT0-INT3
- EICRA &= EICRx_BIT;
-#endif
-}
-
-// Used by the sender to synchronize timing with the reciver.
-static void sync_recv(void) NO_INLINE;
-static
-void sync_recv(void) {
- 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());
-}
-
-// 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_low();
- serial_delay();
- serial_high();
-}
-
-// Reads a byte from the serial line
-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 = PARITY; 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
-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 = PARITY, 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);
- }
-}
-
-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
-}
-
-static inline uint8_t nibble_bits_count(uint8_t bits)
-{
- bits = (bits & 0x5) + (bits >> 1 & 0x5);
- bits = (bits & 0x3) + (bits >> 2 & 0x3);
- return bits;
-}
-
-// interrupt handle to be used by the target device
-ISR(SERIAL_PIN_INTERRUPT) {
-
-#ifndef SERIAL_USE_MULTI_TRANSACTION
- serial_low();
- serial_output();
- SSTD_t *trans = Transaction_table;
-#else
- // recive transaction table index
- uint8_t tid, bits;
- uint8_t pecount = 0;
- sync_recv();
- bits = serial_read_chunk(&pecount,7);
- tid = bits>>3;
- bits = (bits&7) != nibble_bits_count(tid);
- if( bits || pecount> 0 || tid > Transaction_table_size ) {
- return;
- }
- serial_delay_half1();
-
- 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
-
- // 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();
-
- // 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 {
- *trans->status = TRANSACTION_ACCEPTED;
- }
-
- sync_recv(); //weit initiator output to high
-}
-
-/////////
-// start transaction by initiator
-//
-// int soft_serial_transaction(int sstd_index)
-//
-// Returns:
-// 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) {
- if( sstd_index > Transaction_table_size )
- return TRANSACTION_TYPE_ERROR;
- SSTD_t *trans = &Transaction_table[sstd_index];
-#endif
- cli();
-
- // signal to the target that we want to start a transaction
- serial_output();
- serial_low();
- _delay_us(SLAVE_INT_WIDTH_US);
-
-#ifndef SERIAL_USE_MULTI_TRANSACTION
- // wait for the target response
- serial_input_with_pullup();
- _delay_us(SLAVE_INT_RESPONSE_TIME);
-
- // check if the target is present
- if (serial_read_pin()) {
- // target failed to pull the line low, assume not present
- serial_output();
- serial_high();
- *trans->status = TRANSACTION_NO_RESPONSE;
- sei();
- return TRANSACTION_NO_RESPONSE;
- }
-
-#else
- // send transaction table index
- int tid = (sstd_index<<3) | (7 & nibble_bits_count(sstd_index));
- sync_send();
- _delay_sub_us(TID_SEND_ADJUST);
- serial_write_chunk(tid, 7);
- serial_delay_half1();
-
- // wait for the target response (step1 low->high)
- serial_input_with_pullup();
- while( !serial_read_pin() ) {
- _delay_sub_us(2);
- }
-
- // 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);
- }
-
- // always, release the line when not in use
- sync_send();
-
- *trans->status = TRANSACTION_END;
- sei();
- 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
-
-// Helix serial.c history
-// 2018-1-29 fork from let's split and add PD2, modify sync_recv() (#2308, bceffdefc)
-// 2018-6-28 bug fix master to slave comm and speed up (#3255, 1038bbef4)
-// (adjusted with avr-gcc 4.9.2)
-// 2018-7-13 remove USE_SERIAL_PD2 macro (#3374, f30d6dd78)
-// (adjusted with avr-gcc 4.9.2)
-// 2018-8-11 add support multi-type transaction (#3608, feb5e4aae)
-// (adjusted with avr-gcc 4.9.2)
-// 2018-10-21 fix serial and RGB animation conflict (#4191, 4665e4fff)
-// (adjusted with avr-gcc 7.3.0)
-// 2018-10-28 re-adjust compiler depend value of delay (#4269, 8517f8a66)
-// (adjusted with avr-gcc 5.4.0, 7.3.0)
diff --git a/keyboards/helix/local_drivers/serial.h b/keyboards/helix/local_drivers/serial.h
deleted file mode 100644
index b4dcdafe57..0000000000
--- a/keyboards/helix/local_drivers/serial.h
+++ /dev/null
@@ -1,86 +0,0 @@
-#pragma once
-
-#include <stdbool.h>
-
-// /////////////////////////////////////////////////////////////////
-// Need Soft Serial defines in config.h
-// /////////////////////////////////////////////////////////////////
-// ex.
-// #define SOFT_SERIAL_PIN ?? // ?? = D0,D1,D2,D3,E6
-// OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
-// // 1: about 137kbps (default)
-// // 2: about 75kbps
-// // 3: about 39kbps
-// // 4: about 26kbps
-// // 5: about 20kbps
-//
-// //// USE 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 NEW API
-// //// USE simple API (using signle-type transaction function)
-// #define SERIAL_USE_SINGLE_TRANSACTION
-// //// USE flexible API (using multi-type transaction function)
-// #define SERIAL_USE_MULTI_TRANSACTION
-//
-// /////////////////////////////////////////////////////////////////
-
-
-//////////////// for backward compatibility ////////////////////////////////
-#if !defined(SERIAL_USE_SINGLE_TRANSACTION) && !defined(SERIAL_USE_MULTI_TRANSACTION)
-/* --- USE 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);
-
-#endif // end of USE OLD 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;
-#define TID_LIMIT( table ) (sizeof(table) / sizeof(SSTD_t))
-
-// initiator is transaction start side
-void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size);
-// target is interrupt accept side
-void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size);
-
-// initiator resullt
-#define TRANSACTION_END 0
-#define TRANSACTION_NO_RESPONSE 0x1
-#define TRANSACTION_DATA_ERROR 0x2
-#define TRANSACTION_TYPE_ERROR 0x4
-#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 0x8
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-int soft_serial_get_and_clean_status(int sstd_index);
-#endif
diff --git a/keyboards/helix/local_drivers/ssd1306.c b/keyboards/helix/local_drivers/ssd1306.c
deleted file mode 100644
index 1cfb38037c..0000000000
--- a/keyboards/helix/local_drivers/ssd1306.c
+++ /dev/null
@@ -1,341 +0,0 @@
-
-#ifdef SSD1306OLED
-
-#include "ssd1306.h"
-#include "i2c.h"
-#include <string.h>
-#include "print.h"
-#ifndef LOCAL_GLCDFONT
-#include "common/glcdfont.c"
-#else
-#include "helixfont.h"
-#endif
-#ifdef PROTOCOL_LUFA
-#include "lufa.h"
-#endif
-#include "sendchar.h"
-#include "timer.h"
-
-struct CharacterMatrix display;
-
-// Set this to 1 to help diagnose early startup problems
-// when testing power-on with ble. Turn it off otherwise,
-// as the latency of printing most of the debug info messes
-// with the matrix scan, causing keys to drop.
-#define DEBUG_TO_SCREEN 0
-
-//static uint16_t last_battery_update;
-//static uint32_t vbat;
-//#define BatteryUpdateInterval 10000 /* milliseconds */
-
-// 'last_flush' is declared as uint16_t,
-// so this must be less than 65535
-#define ScreenOffInterval 60000 /* milliseconds */
-#if DEBUG_TO_SCREEN
-static uint8_t displaying;
-#endif
-static uint16_t last_flush;
-
-static bool force_dirty = true;
-
-// Write command sequence.
-// Returns true on success.
-static inline bool _send_cmd1(uint8_t cmd) {
- bool res = false;
-
- if (i2c_start_write(SSD1306_ADDRESS)) {
- xprintf("failed to start write to %d\n", SSD1306_ADDRESS);
- goto done;
- }
-
- if (i2c_master_write(0x0 /* command byte follows */)) {
- print("failed to write control byte\n");
-
- goto done;
- }
-
- if (i2c_master_write(cmd)) {
- xprintf("failed to write command %d\n", cmd);
- goto done;
- }
- res = true;
-done:
- i2c_master_stop();
- return res;
-}
-
-// Write 2-byte command sequence.
-// Returns true on success
-static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) {
- if (!_send_cmd1(cmd)) {
- return false;
- }
- return _send_cmd1(opr);
-}
-
-// Write 3-byte command sequence.
-// Returns true on success
-static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) {
- if (!_send_cmd1(cmd)) {
- return false;
- }
- if (!_send_cmd1(opr1)) {
- return false;
- }
- return _send_cmd1(opr2);
-}
-
-#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;}
-#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;}
-#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;}
-
-static void clear_display(void) {
- matrix_clear(&display);
-