diff options
Diffstat (limited to 'drivers/sensors/pmw3360.h')
| -rw-r--r-- | drivers/sensors/pmw3360.h | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/drivers/sensors/pmw3360.h b/drivers/sensors/pmw3360.h index 124c62cf00..7b2bef5b80 100644 --- a/drivers/sensors/pmw3360.h +++ b/drivers/sensors/pmw3360.h @@ -18,6 +18,8 @@ #pragma once +#include <stdint.h> +#include "report.h" #include "spi_master.h" #ifndef PMW3360_CPI @@ -25,7 +27,7 @@ #endif #ifndef PMW3360_CLOCK_SPEED -# define PMW3360_CLOCK_SPEED 70000000 +# define PMW3360_CLOCK_SPEED 2000000 #endif #ifndef PMW3360_SPI_LSBFIRST @@ -52,6 +54,17 @@ # error "No chip select pin defined -- missing PMW3360_CS_PIN" #endif +/* +The pmw33660 and pmw3389 use the same registers and timing and such. +The only differences between the two is the firmware used, and the +range for the DPI. So add a semi-secret hack to allow use of the +pmw3389's firmware blob. Also, can set the max cpi range too. +This should work for the 3390 and 3391 too, in theory. +*/ +#ifndef PMW3360_FIRMWARE_H +# define PMW3360_FIRMWARE_H "pmw3360_firmware.h" +#endif + #ifdef CONSOLE_ENABLE void print_byte(uint8_t byte); #endif @@ -64,22 +77,18 @@ typedef struct { 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); - +} report_pmw3360_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 pmw3360_init(void); +void pmw3360_set_cpi(uint16_t cpi); +uint16_t pmw3360_get_cpi(void); +void pmw3360_upload_firmware(void); +bool pmw3360_check_signature(void); +report_pmw3360_t pmw3360_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))) |