2 * Copyright © 2011 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
22 #include <ao_quadrature.h>
23 #include <ao_button.h>
26 struct ao_task demo_task;
28 static inline int min(int a, int b) { return a < b ? a : b; }
33 char message[] = "Hello, Mike & Bdale --- ";
36 int len = sizeof(message) - 1;
41 ao_delay(AO_MS_TO_TICKS(150));
42 first = min(6, len - i);
44 memcpy(part, message + i, first);
45 memcpy(part + first, message, second);
46 ao_lcd_font_string(part);
60 #define AO_DMA_TEST_INDEX STM_DMA_INDEX(4)
64 static char src[20] = "hello, world";
68 ao_dma_set_transfer(AO_DMA_TEST_INDEX, dst, src, 13,
69 (1 << STM_DMA_CCR_MEM2MEM) |
70 (STM_DMA_CCR_PL_LOW << STM_DMA_CCR_PL) |
71 (STM_DMA_CCR_MSIZE_8 << STM_DMA_CCR_MSIZE) |
72 (STM_DMA_CCR_PSIZE_8 << STM_DMA_CCR_PSIZE) |
73 (1 << STM_DMA_CCR_MINC) |
74 (1 << STM_DMA_CCR_PINC) |
75 (0 << STM_DMA_CCR_CIRC) |
76 (STM_DMA_CCR_DIR_MEM_TO_PER << STM_DMA_CCR_DIR));
77 ao_dma_start(AO_DMA_TEST_INDEX);
79 while (!ao_dma_done[AO_DMA_TEST_INDEX])
80 ao_sleep(&ao_dma_done[AO_DMA_TEST_INDEX]);
82 ao_dma_done_transfer(AO_DMA_TEST_INDEX);
83 printf ("copied %s\n", dst);
88 unsigned char data[] = { 0x55, 0xaa, 0xff, 0x00 };
91 for (i = 0; i < 10; i++) {
92 ao_spi_get(0, AO_SPI_SPEED_FAST);
93 stm_gpio_set(&stm_gpioc, 12, 0);
94 ao_spi_send(data, 4, 0);
95 stm_gpio_set(&stm_gpioc, 12, 1);
105 unsigned char data[4];
108 for (i = 0; i < 10; i++) {
109 ao_spi_get(0, AO_SPI_SPEED_FAST);
110 stm_gpio_set(&stm_gpioc, 12, 0);
111 ao_spi_recv(data, 4, 0);
112 stm_gpio_set(&stm_gpioc, 12, 1);
122 unsigned char data[] = { 0x55, 0xaa, 0xff, 0x00 };
125 for (i = 0; i < 10; i++) {
127 if (ao_i2c_start(0, 0x55))
128 ao_i2c_send(data, 4, 0, TRUE);
130 printf ("i2c start failed\n");
144 struct ao_data packet;
147 ao_data_get(&packet);
150 * r = (110 - 25) / (ts_cal_hot - ts_cal_cold)
151 * 25 + (110 - 25) * (temp - ts_cal_cold) / (ts_cal_hot - ts_cal_cold)
153 temp = 25 + (110 - 25) * (packet.adc.temp - stm_temp_cal.ts_cal_cold) / (stm_temp_cal.ts_cal_hot - stm_temp_cal.ts_cal_cold);
154 printf ("temp: %d\n", temp);
161 struct ao_event event;
165 ao_event_get(&event);
166 printf ("type %1d unit %1d tick %5u value %ld\n",
167 event.type, event.unit, event.tick, event.value);
168 if (event.value == 100)
175 static uint8_t ao_blinking = 0;
182 ao_sleep(&ao_blinking);
183 while (ao_blinking) {
184 ao_led_toggle(AO_LED_BLUE|AO_LED_GREEN);
185 ao_delay(AO_MS_TO_TICKS(500));
190 static struct ao_task ao_blink_task;
193 ao_blink_toggle(void)
195 ao_blinking = !ao_blinking;
196 ao_wakeup(&ao_blinking);
200 __code struct ao_cmds ao_demo_cmds[] = {
201 { ao_dma_test, "D\0DMA test" },
202 { ao_spi_write, "W\0SPI write" },
203 { ao_spi_read, "R\0SPI read" },
204 { ao_i2c_write, "i\0I2C write" },
205 { ao_temp, "t\0Show temp" },
206 { ao_blink_toggle, "b\0Toggle LED blinking" },
207 /* { ao_event, "e\0Monitor event queue" }, */
218 ao_led_init(LEDS_AVAILABLE);
219 ao_led_on(AO_LED_GREEN);
220 ao_led_off(AO_LED_BLUE);
224 // ao_lcd_stm_init();
225 // ao_lcd_font_init();
229 // ao_quadrature_init();
232 // ao_timer_set_adc_interval(100);
237 ao_add_task(&ao_blink_task, ao_blink, "blink");
238 ao_cmd_register(&ao_demo_cmds[0]);
240 ao_start_scheduler();