104 lines
3.3 KiB
C
104 lines
3.3 KiB
C
/* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
|
|
* Copyright 2019 Sunjun Kim
|
|
* Copyright 2020 Ploopy Corporation
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "spi_master.h"
|
|
|
|
// Registers
|
|
#define REG_Product_ID 0x00
|
|
#define REG_Revision_ID 0x01
|
|
#define REG_Motion 0x02
|
|
#define REG_Delta_X_L 0x03
|
|
#define REG_Delta_X_H 0x04
|
|
#define REG_Delta_Y_L 0x05
|
|
#define REG_Delta_Y_H 0x06
|
|
#define REG_SQUAL 0x07
|
|
#define REG_Raw_Data_Sum 0x08
|
|
#define REG_Maximum_Raw_data 0x09
|
|
#define REG_Minimum_Raw_data 0x0A
|
|
#define REG_Shutter_Lower 0x0B
|
|
#define REG_Shutter_Upper 0x0C
|
|
#define REG_Control 0x0D
|
|
#define REG_Config1 0x0F
|
|
#define REG_Config2 0x10
|
|
#define REG_Angle_Tune 0x11
|
|
#define REG_Frame_Capture 0x12
|
|
#define REG_SROM_Enable 0x13
|
|
#define REG_Run_Downshift 0x14
|
|
#define REG_Rest1_Rate_Lower 0x15
|
|
#define REG_Rest1_Rate_Upper 0x16
|
|
#define REG_Rest1_Downshift 0x17
|
|
#define REG_Rest2_Rate_Lower 0x18
|
|
#define REG_Rest2_Rate_Upper 0x19
|
|
#define REG_Rest2_Downshift 0x1A
|
|
#define REG_Rest3_Rate_Lower 0x1B
|
|
#define REG_Rest3_Rate_Upper 0x1C
|
|
#define REG_Observation 0x24
|
|
#define REG_Data_Out_Lower 0x25
|
|
#define REG_Data_Out_Upper 0x26
|
|
#define REG_Raw_Data_Dump 0x29
|
|
#define REG_SROM_ID 0x2A
|
|
#define REG_Min_SQ_Run 0x2B
|
|
#define REG_Raw_Data_Threshold 0x2C
|
|
#define REG_Config5 0x2F
|
|
#define REG_Power_Up_Reset 0x3A
|
|
#define REG_Shutdown 0x3B
|
|
#define REG_Inverse_Product_ID 0x3F
|
|
#define REG_LiftCutoff_Tune3 0x41
|
|
#define REG_Angle_Snap 0x42
|
|
#define REG_LiftCutoff_Tune1 0x4A
|
|
#define REG_Motion_Burst 0x50
|
|
#define REG_LiftCutoff_Tune_Timeout 0x58
|
|
#define REG_LiftCutoff_Tune_Min_Length 0x5A
|
|
#define REG_SROM_Load_Burst 0x62
|
|
#define REG_Lift_Config 0x63
|
|
#define REG_Raw_Data_Burst 0x64
|
|
#define REG_LiftCutoff_Tune2 0x65
|
|
|
|
#ifdef CONSOLE_ENABLE
|
|
void print_byte(uint8_t byte);
|
|
#endif
|
|
|
|
typedef struct {
|
|
int8_t motion;
|
|
bool isMotion; // True if a motion is detected.
|
|
bool isOnSurface; // True when a chip is on a surface
|
|
int16_t dx; // displacement on x directions. Unit: Count. (CPI * Count = Inch value)
|
|
int8_t mdx;
|
|
int16_t dy; // displacement on y directions.
|
|
int8_t mdy;
|
|
} report_pmw_t;
|
|
|
|
|
|
|
|
bool spi_start_adv(void);
|
|
void spi_stop_adv(void);
|
|
spi_status_t spi_write_adv(uint8_t reg_addr, uint8_t data);
|
|
uint8_t spi_read_adv(uint8_t reg_addr);
|
|
bool pmw_spi_init(void);
|
|
void pmw_set_cpi(uint16_t cpi);
|
|
uint16_t pmw_get_cpi(void);
|
|
void pmw_upload_firmware(void);
|
|
bool pmw_check_signature(void);
|
|
report_pmw_t pmw_read_burst(void);
|
|
|
|
|
|
#define degToRad(angleInDegrees) ((angleInDegrees)*M_PI / 180.0)
|
|
#define radToDeg(angleInRadians) ((angleInRadians)*180.0 / M_PI)
|
|
#define constrain(amt, low, high) ((amt) < (low) ? (low) : ((amt) > (high) ? (high) : (amt)))
|