diff options
Diffstat (limited to 'drivers/sensors/cirque_pinnacle.h')
| -rw-r--r-- | drivers/sensors/cirque_pinnacle.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/drivers/sensors/cirque_pinnacle.h b/drivers/sensors/cirque_pinnacle.h new file mode 100644 index 0000000000..db891122a6 --- /dev/null +++ b/drivers/sensors/cirque_pinnacle.h @@ -0,0 +1,74 @@ +// Copyright (c) 2018 Cirque Corp. Restrictions apply. See: www.cirque.com/sw-license + +#pragma once + +#include <stdint.h> +#include <stdbool.h> + +// Convenient way to store and access measurements +typedef struct { + uint16_t xValue; + uint16_t yValue; + uint16_t zValue; + uint8_t buttonFlags; + bool touchDown; +} pinnacle_data_t; + +void cirque_pinnacle_init(void); +pinnacle_data_t cirque_pinnacle_read_data(void); +void cirque_pinnacle_scale_data(pinnacle_data_t* coordinates, uint16_t xResolution, uint16_t yResolution); +uint16_t cirque_pinnacle_get_scale(void); +void cirque_pinnacle_set_scale(uint16_t scale); + +#ifndef CIRQUE_PINNACLE_TIMEOUT +# define CIRQUE_PINNACLE_TIMEOUT 20 +#endif + +// Coordinate scaling values +#ifndef CIRQUE_PINNACLE_X_LOWER +# define CIRQUE_PINNACLE_X_LOWER 127 // min "reachable" X value +#endif +#ifndef CIRQUE_PINNACLE_X_UPPER +# define CIRQUE_PINNACLE_X_UPPER 1919 // max "reachable" X value +#endif +#ifndef CIRQUE_PINNACLE_Y_LOWER +# define CIRQUE_PINNACLE_Y_LOWER 63 // min "reachable" Y value +#endif +#ifndef CIRQUE_PINNACLE_Y_UPPER +# define CIRQUE_PINNACLE_Y_UPPER 1471 // max "reachable" Y value +#endif +#ifndef CIRQUE_PINNACLE_X_RANGE +# define CIRQUE_PINNACLE_X_RANGE (CIRQUE_PINNACLE_X_UPPER - CIRQUE_PINNACLE_X_LOWER) +#endif +#ifndef CIRQUE_PINNACLE_Y_RANGE +# define CIRQUE_PINNACLE_Y_RANGE (CIRQUE_PINNACLE_Y_UPPER - CIRQUE_PINNACLE_Y_LOWER) +#endif + +#if defined(POINTING_DEVICE_DRIVER_cirque_pinnacle_i2c) +# include "i2c_master.h" +// Cirque's 7-bit I2C Slave Address +# ifndef CIRQUE_PINNACLE_ADDR +# define CIRQUE_PINNACLE_ADDR 0x2A +# endif +#elif defined(POINTING_DEVICE_DRIVER_cirque_pinnacle_spi) +# include "spi_master.h" +# ifndef CIRQUE_PINNACLE_CLOCK_SPEED +# define CIRQUE_PINNACLE_CLOCK_SPEED 10000000 +# endif +# ifndef CIRQUE_PINNACLE_SPI_LSBFIRST +# define CIRQUE_PINNACLE_SPI_LSBFIRST false +# endif +# ifndef CIRQUE_PINNACLE_SPI_MODE +# define CIRQUE_PINNACLE_SPI_MODE 1 +# endif +# ifndef CIRQUE_PINNACLE_SPI_DIVISOR +# ifdef __AVR__ +# define CIRQUE_PINNACLE_SPI_DIVISOR (F_CPU / CIRQUE_PINNACLE_CLOCK_SPEED) +# else +# define CIRQUE_PINNACLE_SPI_DIVISOR 64 +# endif +# ifndef CIRQUE_PINNACLE_SPI_CS_PIN +# error "No Chip Select pin has been defined -- missing CIRQUE_PINNACLE_SPI_CS_PIN define" +# endif +# endif +#endif |