+++ /dev/null
-/*
- * unzap firmware
- *
- * (c) by Alexander Neumann <alexander@lochraster.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * 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, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * For more information on the GPL, please go to:
- * http://www.gnu.org/copyleft/gpl.html
- */
-
-#include <avr/io.h>
-#include <util/delay.h>
-#include <avr/pgmspace.h>
-#include "globals.h"
-#include "ui.h"
-#include "timer.h"
-#include "uart.h"
-#include "../common/pt/pt.h"
-#include "remote-proto.h"
-
-/* module local variables */
-
-static struct pt btn_thread;
-/* buttons are idle at start (internal pullups active) */
-static uint8_t btn_state = _BV(BTN1_PIN) | _BV(BTN2_PIN);
-static uint8_t btn_last_sample = _BV(BTN1_PIN) | _BV(BTN2_PIN);
-static uint8_t btn_press = 0;
-
-static struct pt blink_thread;
-static uint8_t blink_seq_led1 = 0;
-static uint8_t blink_seq_led2 = 0;
-
-static struct pt input_thread;
-
-/* initialize the button and led pins */
-void ui_init(void)
-{
- /* initialize buttons */
- BTN_DDR &= ~(_BV(BTN1_PIN) | _BV(BTN2_PIN));
- BTN_PORT |= _BV(BTN1_PIN) | _BV(BTN2_PIN);
-
- /* initialize leds */
- LED_DDR |= _BV(LED1_PIN) | _BV(LED2_PIN);
- LED_PORT &= ~(_BV(LED1_PIN) | _BV(LED2_PIN));
-
- /* initialize button sample thread and variables */
- PT_INIT(&btn_thread);
-
- /* initialize blink thread and variables */
- PT_INIT(&blink_thread);
-
- /* initialize input thread */
- PT_INIT(&input_thread);
-}
-
-/* blink out a sequence (LSB first), every bit is 150ms long */
-void ui_blink(uint8_t sequence1, uint8_t sequence2)
-{
- blink_seq_led1 = sequence1;
- blink_seq_led2 = sequence2;
-}
-
-/* check if the current blink sequency is done */
-bool ui_blinking(void)
-{
- return !(blink_seq_led1 || blink_seq_led2);
-}
-
-/* sample buttons, set bit in btn_press if a button has been pressed */
-static PT_THREAD(ui_sample_buttons(struct pt *thread))
-{
- /* make sure no variable is created on the stack */
- static timer_t btn_timer;
-
- PT_BEGIN(thread);
-
- while(1) {
- /* only execute this thread every 10ms */
- timer_set(&btn_timer, 1);
- PT_WAIT_UNTIL(thread, timer_expired(&btn_timer));
-
- /* sample buttons */
- /* ATTENTION: make SURE, btn_sample is NOT created on the stack! */
- register uint8_t btn_sample = BTN_PIN & (_BV(BTN1_PIN) | _BV(BTN2_PIN));
-
- /* mark bits which stayed the same since last sample */
- btn_last_sample ^= ~btn_sample;
-
- /* mark bits which have not changed, but whose state is different */
- btn_last_sample = btn_state ^ (btn_sample & btn_last_sample);
-
- /* if old state is one (button not pressed), new state is zero (button pressed),
- * so set these bits in btn_press */
- btn_press |= btn_last_sample & btn_state;
-
- /* remember new state and last sample */
- btn_state ^= btn_last_sample;
- btn_last_sample = btn_sample;
- }
-
- PT_END(thread);
-}
-
-/* execute led blinking */
-static PT_THREAD(ui_do_blinking(struct pt *thread))
-{
- static timer_t t;
-
- PT_BEGIN(thread);
-
- while (1) {
-
- /* wait until there is something to do */
- PT_WAIT_UNTIL(thread, blink_seq_led1 || blink_seq_led2);
-
- /* turn leds on/off, according to blink sequence */
- if (blink_seq_led1 & 1)
- LED1_ON();
- else
- LED1_OFF();
-
- if (blink_seq_led2 & 1)
- LED2_ON();
- else
- LED2_OFF();
-
- blink_seq_led1 >>= 1;
- blink_seq_led2 >>= 1;
-
- /* wait 150ms */
- timer_set(&t, 15);
- PT_WAIT_UNTIL(thread, timer_expired(&t));
-
- /* turn off leds */
- LED1_OFF();
- LED2_OFF();
-
- }
-
- PT_END(thread);
-}
-
-#define MASTER_PROGRAMS 4
-static PROGMEM uint8_t master_parameters[] = {
- /* colorwheel forward rainbow */
- 0, /* program index */
- 5, /* fade step */
- 1, /* fade delay */
- 0, /* fade sleep */
- 0, 0, /* hue start (little endian) */
- 20, 0, /* hue step (little endian) */
- -1, /* addr add */
- 255, /* saturation */
- 255, /* value */
-
- /* colorwheel all same color */
- 0, /* program index */
- 5, /* fade step */
- 1, /* fade delay */
- 0, /* fade sleep */
- 0, 0, /* hue start (little endian) */
- 20, 0, /* hue step (little endian) */
- 0, /* addr add */
- 255, /* saturation */
- 255, /* value */
-
- /* colorwheel all same color, low saturation */
- 0, /* program index */
- 5, /* fade step */
- 1, /* fade delay */
- 0, /* fade sleep */
- 0, 0, /* hue start (little endian) */
- 20, 0, /* hue step (little endian) */
- 0, /* addr add */
- 150, /* saturation */
- 255, /* value */
-
- /* colorwheel all same color, low saturation */
- 0, /* program index */
- 5, /* fade step */
- 1, /* fade delay */
- 0, /* fade sleep */
- 0, 0, /* hue start (little endian) */
- 120, 0, /* hue step (little endian) */
- 0, /* addr add */
- 255, /* saturation */
- 120, /* value */
-};
-
-void start_program(uint8_t index)
-{
- /* load parameters */
- union {
- uint8_t raw[REMOTE_MSG_LEN];
- struct remote_msg_start_program_t msg;
- } data;
-
- /* reset data structure */
- memset(&data, '\0', REMOTE_MSG_LEN);
-
- data.msg.address = 255;
- data.msg.cmd = REMOTE_CMD_START_PROGRAM;
-
- uint8_t *ptr = &master_parameters[index*REMOTE_STARTUP_MAX_PARAMSIZE];
- data.msg.script = pgm_read_byte(ptr++);
-
- for (uint8_t i = 0; i < REMOTE_STARTUP_MAX_PARAMSIZE; i++) {
- uint8_t d = pgm_read_byte(ptr++);
- data.msg.params[i] = d;
- }
-
- for (uint8_t i = 0; i < REMOTE_MSG_LEN; i++)
- uart_putc(data.raw[i]);
-
- ui_blink(0x01, 0);
-}
-
-static void send_resync(uint8_t addr)
-{
- for (uint8_t i = 0; i < REMOTE_SYNC_LEN; i++)
- uart_putc(REMOTE_CMD_RESYNC);
- uart_putc(addr);
-}
-
-static void send_stop(uint8_t addr)
-{
- /* load parameters */
- union {
- uint8_t raw[REMOTE_MSG_LEN];
- struct remote_msg_t msg;
- } data;
-
- data.msg.cmd = REMOTE_CMD_STOP;
- data.msg.address = addr;
- data.msg.data[0] = 1;
-
- for (uint8_t i = 0; i < REMOTE_MSG_LEN; i++)
- uart_putc(data.raw[i]);
-}
-
-/* parse input */
-static PT_THREAD(ui_input(struct pt*thread))
-{
- static timer_t t;
- static uint8_t option_set;
- static uint8_t current_program;
-
- PT_BEGIN(thread);
-
- current_program = 0;
-
- while(1) {
-
- if (btn_press & _BV(BTN1_PIN)) {
- PT_WAIT_UNTIL(thread, fifo_empty(&global_uart.tx));
- send_resync(0);
- PT_WAIT_UNTIL(thread, fifo_empty(&global_uart.tx));
- send_stop(255);
- PT_WAIT_UNTIL(thread, fifo_empty(&global_uart.tx));
- start_program(current_program);
- current_program = (current_program+1) % MASTER_PROGRAMS;
- }
-
- if (btn_press & _BV(BTN2_PIN)) {
- //uart_putc('2');
- }
-
- btn_press = 0;
-
- PT_YIELD(thread);
- }
-
- PT_END(thread);
-}
-
-/* poll for user actions */
-void ui_poll(void)
-{
- /* sample buttons */
- PT_SCHEDULE(ui_sample_buttons(&btn_thread));
-
- /* do blinking */
- PT_SCHEDULE(ui_do_blinking(&blink_thread));
-
- /* process input */
- PT_SCHEDULE(ui_input(&input_thread));
-}
projects / fnordlicht-mini / blobdiff