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https://github.com/openstenoproject/qmk
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Improve pmw3360 sensor and make it more hardware agnostic (#14097)
This commit is contained in:
Drashna Jaelre
GitHub
parent
3452c89c8b
commit
da1c011afc
6 changed files with 99 additions and 74 deletions
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@ -16,37 +16,69 @@
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "pmw3360.h"
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#include "wait.h"
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#include "debug.h"
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#include "print.h"
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#include "pmw3360.h"
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#include "pmw3360_firmware.h"
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bool _inBurst = false;
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// Registers
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#define REG_Product_ID 0x00
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#define REG_Revision_ID 0x01
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#define REG_Motion 0x02
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#define REG_Delta_X_L 0x03
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#define REG_Delta_X_H 0x04
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#define REG_Delta_Y_L 0x05
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#define REG_Delta_Y_H 0x06
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#define REG_SQUAL 0x07
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#define REG_Raw_Data_Sum 0x08
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#define REG_Maximum_Raw_data 0x09
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#define REG_Minimum_Raw_data 0x0A
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#define REG_Shutter_Lower 0x0B
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#define REG_Shutter_Upper 0x0C
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#define REG_Control 0x0D
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#define REG_Config1 0x0F
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#define REG_Config2 0x10
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#define REG_Angle_Tune 0x11
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#define REG_Frame_Capture 0x12
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#define REG_SROM_Enable 0x13
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#define REG_Run_Downshift 0x14
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#define REG_Rest1_Rate_Lower 0x15
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#define REG_Rest1_Rate_Upper 0x16
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#define REG_Rest1_Downshift 0x17
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#define REG_Rest2_Rate_Lower 0x18
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#define REG_Rest2_Rate_Upper 0x19
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#define REG_Rest2_Downshift 0x1A
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#define REG_Rest3_Rate_Lower 0x1B
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#define REG_Rest3_Rate_Upper 0x1C
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#define REG_Observation 0x24
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#define REG_Data_Out_Lower 0x25
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#define REG_Data_Out_Upper 0x26
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#define REG_Raw_Data_Dump 0x29
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#define REG_SROM_ID 0x2A
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#define REG_Min_SQ_Run 0x2B
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#define REG_Raw_Data_Threshold 0x2C
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#define REG_Config5 0x2F
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#define REG_Power_Up_Reset 0x3A
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#define REG_Shutdown 0x3B
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#define REG_Inverse_Product_ID 0x3F
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#define REG_LiftCutoff_Tune3 0x41
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#define REG_Angle_Snap 0x42
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#define REG_LiftCutoff_Tune1 0x4A
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#define REG_Motion_Burst 0x50
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#define REG_LiftCutoff_Tune_Timeout 0x58
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#define REG_LiftCutoff_Tune_Min_Length 0x5A
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#define REG_SROM_Load_Burst 0x62
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#define REG_Lift_Config 0x63
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#define REG_Raw_Data_Burst 0x64
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#define REG_LiftCutoff_Tune2 0x65
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#ifndef PMW_CPI
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# define PMW_CPI 1600
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#endif
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#ifndef PMW_CLOCK_SPEED
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# define PMW_CLOCK_SPEED 70000000
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#endif
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#ifndef SPI_MODE
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# define SPI_MODE 3
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#endif
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#ifndef SPI_DIVISOR
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# define SPI_DIVISOR (F_CPU / PMW_CLOCK_SPEED)
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#endif
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#ifndef ROTATIONAL_TRANSFORM_ANGLE
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# define ROTATIONAL_TRANSFORM_ANGLE 0x00
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#endif
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#ifndef PMW_CS_PIN
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# define PMW_CS_PIN SPI_SS_PIN
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#endif
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bool _inBurst = false;
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void print_byte(uint8_t byte) { dprintf("%c%c%c%c%c%c%c%c|", (byte & 0x80 ? '1' : '0'), (byte & 0x40 ? '1' : '0'), (byte & 0x20 ? '1' : '0'), (byte & 0x10 ? '1' : '0'), (byte & 0x08 ? '1' : '0'), (byte & 0x04 ? '1' : '0'), (byte & 0x02 ? '1' : '0'), (byte & 0x01 ? '1' : '0')); }
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bool spi_start_adv(void) {
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bool status = spi_start(PMW_CS_PIN, false, SPI_MODE, SPI_DIVISOR);
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bool status = spi_start(PMW3360_CS_PIN, PMW3360_SPI_LSBFIRST, PMW3360_SPI_MODE, PMW3360_SPI_DIVISOR);
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wait_us(1);
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return status;
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}
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@ -106,7 +138,7 @@ uint16_t pmw_get_cpi(void) {
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}
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bool pmw_spi_init(void) {
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setPinOutput(PMW_CS_PIN);
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setPinOutput(PMW3360_CS_PIN);
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spi_init();
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_inBurst = false;
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@ -137,7 +169,7 @@ bool pmw_spi_init(void) {
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spi_stop_adv();
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wait_ms(10);
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pmw_set_cpi(PMW_CPI);
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pmw_set_cpi(PMW3360_CPI);
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wait_ms(1);
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@ -147,7 +179,7 @@ bool pmw_spi_init(void) {
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bool init_success = pmw_check_signature();
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writePinLow(PMW_CS_PIN);
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writePinLow(PMW3360_CS_PIN);
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return init_success;
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}
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@ -20,56 +20,37 @@
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#include "spi_master.h"
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// Registers
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#define REG_Product_ID 0x00
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#define REG_Revision_ID 0x01
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#define REG_Motion 0x02
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#define REG_Delta_X_L 0x03
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#define REG_Delta_X_H 0x04
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#define REG_Delta_Y_L 0x05
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#define REG_Delta_Y_H 0x06
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#define REG_SQUAL 0x07
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#define REG_Raw_Data_Sum 0x08
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#define REG_Maximum_Raw_data 0x09
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#define REG_Minimum_Raw_data 0x0A
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#define REG_Shutter_Lower 0x0B
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#define REG_Shutter_Upper 0x0C
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#define REG_Control 0x0D
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#define REG_Config1 0x0F
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#define REG_Config2 0x10
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#define REG_Angle_Tune 0x11
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#define REG_Frame_Capture 0x12
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#define REG_SROM_Enable 0x13
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#define REG_Run_Downshift 0x14
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#define REG_Rest1_Rate_Lower 0x15
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#define REG_Rest1_Rate_Upper 0x16
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#define REG_Rest1_Downshift 0x17
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#define REG_Rest2_Rate_Lower 0x18
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#define REG_Rest2_Rate_Upper 0x19
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#define REG_Rest2_Downshift 0x1A
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#define REG_Rest3_Rate_Lower 0x1B
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#define REG_Rest3_Rate_Upper 0x1C
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#define REG_Observation 0x24
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#define REG_Data_Out_Lower 0x25
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#define REG_Data_Out_Upper 0x26
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#define REG_Raw_Data_Dump 0x29
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#define REG_SROM_ID 0x2A
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#define REG_Min_SQ_Run 0x2B
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#define REG_Raw_Data_Threshold 0x2C
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#define REG_Config5 0x2F
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#define REG_Power_Up_Reset 0x3A
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#define REG_Shutdown 0x3B
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#define REG_Inverse_Product_ID 0x3F
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#define REG_LiftCutoff_Tune3 0x41
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#define REG_Angle_Snap 0x42
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#define REG_LiftCutoff_Tune1 0x4A
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#define REG_Motion_Burst 0x50
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#define REG_LiftCutoff_Tune_Timeout 0x58
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#define REG_LiftCutoff_Tune_Min_Length 0x5A
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#define REG_SROM_Load_Burst 0x62
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#define REG_Lift_Config 0x63
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#define REG_Raw_Data_Burst 0x64
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#define REG_LiftCutoff_Tune2 0x65
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#ifndef PMW3360_CPI
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# define PMW3360_CPI 1600
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#endif
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#ifndef PMW3360_CLOCK_SPEED
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# define PMW3360_CLOCK_SPEED 70000000
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#endif
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#ifndef PMW3360_SPI_LSBFIRST
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# define PMW3360_SPI_LSBFIRST false
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#endif
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#ifndef PMW3360_SPI_MODE
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# define PMW3360_SPI_MODE 3
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#endif
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#ifndef PMW3360_SPI_DIVISOR
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# ifdef __AVR__
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# define PMW3360_SPI_DIVISOR (F_CPU / PMW3360_CLOCK_SPEED)
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# else
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# define EXTERNAL_EEPROM_SPI_CLOCK_DIVISOR 64
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# endif
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#endif
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#ifndef ROTATIONAL_TRANSFORM_ANGLE
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# define ROTATIONAL_TRANSFORM_ANGLE 0x00
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#endif
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#ifndef PMW3360_CS_PIN
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# error "No chip select pin defined -- missing PMW3360_CS_PIN"
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#endif
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#ifdef CONSOLE_ENABLE
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void print_byte(uint8_t byte);
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@ -89,3 +89,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#define SERIAL_USE_MULTI_TRANSACTION
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#define SPLIT_TRANSACTION_IDS_KB RPC_ID_STATE_SYNC, RPC_ID_SLAVE_STATE
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/* PMW3360 Settings */
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#define PMW3360_CS_PIN B0
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@ -90,3 +90,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#define SERIAL_USE_MULTI_TRANSACTION
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#define SPLIT_TRANSACTION_IDS_KB RPC_ID_STATE_SYNC, RPC_ID_SLAVE_STATE
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/* PMW3360 Settings */
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#define PMW3360_CS_PIN B0
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@ -81,3 +81,6 @@
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#define RGBLIGHT_EFFECT_RAINBOW_SWIRL
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// #define DEBUG_LED_PIN F7
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/* PMW3360 Settings */
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#define PMW3360_CS_PIN B0
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@ -57,3 +57,6 @@
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// If board has a debug LED, you can enable it by defining this
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// #define DEBUG_LED_PIN F7
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/* PMW3360 Settings */
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#define PMW3360_CS_PIN B0
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