Move the lux sensor reader and start on the real display code
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@ -1,103 +1,15 @@
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#include <dio.h>
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#include <display.h>
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#include <i2c.h>
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#include <stdio.h>
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#include <stdlib.h>
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typedef enum {
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ls_ok,
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ls_unrecognized,
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ls_not_responding,
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ls_powered_down,
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} lux_sensor_status_e;
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typedef struct lux_sensor_s lux_sensor_t;
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struct lux_sensor_s {
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uint16_t (*read_total_lux)(void *, lux_sensor_status_e *);
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uint16_t (*read_ir)(void *, lux_sensor_status_e *);
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uint16_t (*read_visible)(void *, lux_sensor_status_e *);
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void *impl;
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};
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uint16_t tsl2561_read_total_lux(void *sensor, lux_sensor_status_e *status) {
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if (*status != ls_ok) return 0;
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return 0;
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}
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uint16_t tsl2561_read_ir(void *sensor, lux_sensor_status_e *status) {
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if (*status != ls_ok) return 0;
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return 0;
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}
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uint16_t tsl2561_read_visible(void *sensor, lux_sensor_status_e *status) {
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if (*status != ls_ok) return 0;
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return 0;
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}
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lux_sensor_t tsl2561_init(dio_t clock, dio_t data) {
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i2c_bus_t *bus = malloc(sizeof(i2c_bus_t));
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bus->sda = data;
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bus->scl = clock;
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return (lux_sensor_t){
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.read_total_lux = tsl2561_read_total_lux,
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.read_ir = tsl2561_read_ir,
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.read_visible = tsl2561_read_visible,
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.impl = (void *)bus,
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};
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}
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uint16_t ls_read_total_lux(lux_sensor_t *sensor, lux_sensor_status_e *status) {
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return sensor->read_total_lux(sensor->impl, status);
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}
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uint16_t ls_read_ir(lux_sensor_t *sensor, lux_sensor_status_e *status) {
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return sensor->read_ir(sensor->impl, status);
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}
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uint16_t ls_read_visible(lux_sensor_t *sensor, lux_sensor_status_e *status) {
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return sensor->read_visible(sensor->impl, status);
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}
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int main(void) {
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display_t display = {
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.reg = {
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.output = { .ddr = &DDRF, .port = &PORTF, .pin = &PINF, .addr = 7 },
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.shift_clock = { .ddr = &DDRF, .port = &PORTF, .pin = &PINF, .addr = 6 },
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.latch_clock = { .ddr = &DDRF, .port = &PORTF, .pin = &PINF, .addr = 5 },
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.output = { .ddr = &DDRB, .port = &PORTB, .pin = &PINB, .addr = 2 },
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.shift_clock = { .ddr = &DDRB, .port = &PORTB, .pin = &PINB, .addr = 1 },
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.latch_clock = { .ddr = &DDRB, .port = &PORTB, .pin = &PINB, .addr = 0 },
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},
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};
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display_init(&display);
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lux_sensor_t sensor = tsl2561_init(
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(dio_t){ .ddr = &DDRB, .port = &PORTB, .pin = &PINB, .addr = 5 },
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(dio_t){ .ddr = &DDRB, .port = &PORTB, .pin = &PINB, .addr = 6 }
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);
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int count = 0;
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while (1) {
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lux_sensor_status_e sensor_status = ls_ok;
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display_init(&display);
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uint16_t total_lux = ls_read_total_lux(&sensor, &sensor_status);
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uint16_t ir = ls_read_ir(&sensor, &sensor_status);
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char msg[15];
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if (sensor_status == ls_ok) {
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snprintf(msg, 20, "[%d] %d %d", count, total_lux, ir);
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} else {
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snprintf(msg, 20, "[%d] error", count);
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}
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display_clear(&display);
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display_write_message(&display, msg);
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_delay_ms(1000);
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count++;
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}
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return 0;
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display_write_message(&display, "ready");
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}
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@ -90,7 +90,7 @@
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(packages."x86_64-linux"."radio-rx" { gcc = "${avr.gcc}/bin/avr-gcc"; cflags = mcu_cflags atmega32u4; })
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(packages."x86_64-linux"."lantern" { gcc = "${avr.gcc}/bin/avr-gcc"; cflags = mcu_cflags atmega32u4; avr = true; })
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(packages."x86_64-linux"."lantern-controller" { gcc = "${avr.gcc}/bin/avr-gcc"; cflags = mcu_cflags atmega32u4; avr = true; })
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(packages."x86_64-linux"."display-i2c" { gcc = "${avr.gcc}/bin/avr-gcc"; cflags = mcu_cflags atmega32u4; avr = true; })
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(packages."x86_64-linux"."display-i2c" { gcc = "${avr.gcc}/bin/avr-gcc"; cflags = mcu_cflags attiny85; avr = true; })
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];
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};
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@ -306,7 +306,7 @@
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let
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pkgs = import nixpkgs { system = "x86_64-linux"; };
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avr = pkgs.pkgsCross.avr.buildPackages;
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in packages."x86_64-linux"."display-i2c" { gcc = "${avr.gcc}/bin/avr-gcc"; cflags = mcu_cflags atmega32u4; avr = true; };
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in packages."x86_64-linux"."display-i2c" { gcc = "${avr.gcc}/bin/avr-gcc"; cflags = mcu_cflags attiny85; avr = true; };
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packages."x86_64-linux"."display-i2c" =
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{ gcc, cflags, avr }:
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let
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@ -0,0 +1 @@
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avrdude -p $1 -c usbtiny -U flash:w:$2:i
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@ -0,0 +1,103 @@
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#include <dio.h>
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#include <display.h>
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#include <i2c.h>
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#include <stdio.h>
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#include <stdlib.h>
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typedef enum {
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ls_ok,
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ls_unrecognized,
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ls_not_responding,
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ls_powered_down,
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} lux_sensor_status_e;
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typedef struct lux_sensor_s lux_sensor_t;
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struct lux_sensor_s {
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uint16_t (*read_total_lux)(void *, lux_sensor_status_e *);
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uint16_t (*read_ir)(void *, lux_sensor_status_e *);
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uint16_t (*read_visible)(void *, lux_sensor_status_e *);
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void *impl;
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};
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uint16_t tsl2561_read_total_lux(void *sensor, lux_sensor_status_e *status) {
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if (*status != ls_ok) return 0;
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return 0;
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}
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uint16_t tsl2561_read_ir(void *sensor, lux_sensor_status_e *status) {
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if (*status != ls_ok) return 0;
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return 0;
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}
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uint16_t tsl2561_read_visible(void *sensor, lux_sensor_status_e *status) {
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if (*status != ls_ok) return 0;
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return 0;
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}
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lux_sensor_t tsl2561_init(dio_t clock, dio_t data) {
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i2c_bus_t *bus = malloc(sizeof(i2c_bus_t));
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bus->sda = data;
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bus->scl = clock;
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return (lux_sensor_t){
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.read_total_lux = tsl2561_read_total_lux,
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.read_ir = tsl2561_read_ir,
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.read_visible = tsl2561_read_visible,
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.impl = (void *)bus,
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};
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}
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uint16_t ls_read_total_lux(lux_sensor_t *sensor, lux_sensor_status_e *status) {
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return sensor->read_total_lux(sensor->impl, status);
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}
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uint16_t ls_read_ir(lux_sensor_t *sensor, lux_sensor_status_e *status) {
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return sensor->read_ir(sensor->impl, status);
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}
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uint16_t ls_read_visible(lux_sensor_t *sensor, lux_sensor_status_e *status) {
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return sensor->read_visible(sensor->impl, status);
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}
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int main(void) {
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display_t display = {
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.reg = {
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.output = { .ddr = &DDRF, .port = &PORTF, .pin = &PINF, .addr = 7 },
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.shift_clock = { .ddr = &DDRF, .port = &PORTF, .pin = &PINF, .addr = 6 },
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.latch_clock = { .ddr = &DDRF, .port = &PORTF, .pin = &PINF, .addr = 5 },
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},
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};
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lux_sensor_t sensor = tsl2561_init(
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(dio_t){ .ddr = &DDRB, .port = &PORTB, .pin = &PINB, .addr = 5 },
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(dio_t){ .ddr = &DDRB, .port = &PORTB, .pin = &PINB, .addr = 6 }
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);
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int count = 0;
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while (1) {
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lux_sensor_status_e sensor_status = ls_ok;
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display_init(&display);
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uint16_t total_lux = ls_read_total_lux(&sensor, &sensor_status);
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uint16_t ir = ls_read_ir(&sensor, &sensor_status);
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char msg[15];
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if (sensor_status == ls_ok) {
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snprintf(msg, 20, "[%d] %d %d", count, total_lux, ir);
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} else {
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snprintf(msg, 20, "[%d] error", count);
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}
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display_clear(&display);
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display_write_message(&display, msg);
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_delay_ms(1000);
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count++;
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}
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return 0;
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}
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