diff options
Diffstat (limited to 'src/stm-demo')
| -rw-r--r-- | src/stm-demo/.gitignore | 2 | ||||
| -rw-r--r-- | src/stm-demo/Makefile | 74 | ||||
| -rw-r--r-- | src/stm-demo/ao_demo.c | 207 | ||||
| -rw-r--r-- | src/stm-demo/ao_pins.h | 200 |
4 files changed, 483 insertions, 0 deletions
diff --git a/src/stm-demo/.gitignore b/src/stm-demo/.gitignore new file mode 100644 index 00000000..32b08ce8 --- /dev/null +++ b/src/stm-demo/.gitignore @@ -0,0 +1,2 @@ +stm-demo +ao_product.h diff --git a/src/stm-demo/Makefile b/src/stm-demo/Makefile new file mode 100644 index 00000000..09c9c3ca --- /dev/null +++ b/src/stm-demo/Makefile @@ -0,0 +1,74 @@ +# +# AltOS build +# +# + +include ../stm/Makefile.defs + +INC = \ + ao.h \ + ao_arch.h \ + ao_arch_funcs.h \ + ao_pins.h \ + ao_product.h + +# +# Common AltOS sources +# +ALTOS_SRC = \ + ao_interrupt.c \ + ao_product.c \ + ao_romconfig.c \ + ao_cmd.c \ + ao_task.c \ + ao_led.c \ + ao_stdio.c \ + ao_panic.c \ + ao_timer.c \ + ao_serial_stm.c \ + ao_lcd_stm.c \ + ao_lcd_font.c \ + ao_mutex.c \ + ao_dma_stm.c \ + ao_spi_stm.c \ + ao_adc_stm.c \ + ao_data.c \ + ao_i2c_stm.c \ + ao_usb_stm.c \ + ao_exti_stm.c \ + ao_event.c \ + ao_quadrature.c \ + ao_button.c + +PRODUCT=StmDemo-v0.0 +PRODUCT_DEF=-DSTM_DEMO +IDPRODUCT=0x000a + +CFLAGS = $(PRODUCT_DEF) $(STM_CFLAGS) -g -O0 + +PROG=stm-demo + +SRC=$(ALTOS_SRC) ao_demo.c +OBJ=$(SRC:.c=.o) + +all: $(PROG) + +LDFLAGS=-L../stm -Wl,-Taltos.ld + +$(PROG): Makefile $(OBJ) + $(call quiet,CC) $(LDFLAGS) $(CFLAGS) -o $(PROG) $(OBJ) $(SAT_CLIB) -lgcc + +ao_product.h: ao-make-product.5c ../Version + $(call quiet,NICKLE,$<) $< -m altusmetrum.org -i $(IDPRODUCT) -p $(PRODUCT) -v $(VERSION) > $@ + +$(OBJ): $(INC) + +distclean: clean + +clean: + rm -f *.o $(PROG) + rm -f ao_product.h + +install: + +uninstall: diff --git a/src/stm-demo/ao_demo.c b/src/stm-demo/ao_demo.c new file mode 100644 index 00000000..fe7c69f2 --- /dev/null +++ b/src/stm-demo/ao_demo.c @@ -0,0 +1,207 @@ +/* + * Copyright © 2011 Keith Packard <keithp@keithp.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * 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., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +#include "ao.h" +#include <ao_exti.h> +#include <ao_event.h> +#include <ao_quadrature.h> +#include <ao_button.h> + +struct ao_task demo_task; + +static inline int min(int a, int b) { return a < b ? a : b; } + +void +ao_demo(void) +{ + char message[] = "Hello, Mike & Bdale --- "; + char part[7]; + int i = 0; + int len = sizeof(message) - 1; + int first, second; + + part[6] = '\0'; + for (;;) { + ao_delay(AO_MS_TO_TICKS(150)); + first = min(6, len - i); + second = 6 - first; + memcpy(part, message + i, first); + memcpy(part + first, message, second); + ao_lcd_font_string(part); + if (++i >= len) + i = 0; + } +} + +void _close() { } +void _sbrk() { } +void _isatty() { } +void _lseek() { } +void _exit () { } +void _read () { } +void _fstat() { } + +#define AO_DMA_TEST_INDEX STM_DMA_INDEX(4) + +static void +ao_dma_test(void) { + static char src[20] = "hello, world"; + static char dst[20]; + + dst[0] = '\0'; + ao_dma_set_transfer(AO_DMA_TEST_INDEX, dst, src, 13, + (1 << STM_DMA_CCR_MEM2MEM) | + (STM_DMA_CCR_PL_LOW << STM_DMA_CCR_PL) | + (STM_DMA_CCR_MSIZE_8 << STM_DMA_CCR_MSIZE) | + (STM_DMA_CCR_PSIZE_8 << STM_DMA_CCR_PSIZE) | + (1 << STM_DMA_CCR_MINC) | + (1 << STM_DMA_CCR_PINC) | + (0 << STM_DMA_CCR_CIRC) | + (STM_DMA_CCR_DIR_MEM_TO_PER << STM_DMA_CCR_DIR)); + ao_dma_start(AO_DMA_TEST_INDEX); + ao_arch_critical( + while (!ao_dma_done[AO_DMA_TEST_INDEX]) + ao_sleep(&ao_dma_done[AO_DMA_TEST_INDEX]); + ); + ao_dma_done_transfer(AO_DMA_TEST_INDEX); + printf ("copied %s\n", dst); +} + +static void +ao_spi_write(void) { + unsigned char data[] = { 0x55, 0xaa, 0xff, 0x00 }; + int i; + + for (i = 0; i < 10; i++) { + ao_spi_get(0, AO_SPI_SPEED_FAST); + stm_gpio_set(&stm_gpioc, 12, 0); + ao_spi_send(data, 4, 0); + stm_gpio_set(&stm_gpioc, 12, 1); + ao_spi_put(0); + printf("."); + flush(); + ao_delay(100); + } +} + +static void +ao_spi_read(void) { + unsigned char data[4]; + int i; + + for (i = 0; i < 10; i++) { + ao_spi_get(0, AO_SPI_SPEED_FAST); + stm_gpio_set(&stm_gpioc, 12, 0); + ao_spi_recv(data, 4, 0); + stm_gpio_set(&stm_gpioc, 12, 1); + ao_spi_put(0); + printf("."); + flush(); + ao_delay(100); + } +} + +static void +ao_i2c_write(void) { + unsigned char data[] = { 0x55, 0xaa, 0xff, 0x00 }; + int i; + + for (i = 0; i < 10; i++) { + ao_i2c_get(0); + if (ao_i2c_start(0, 0x55)) + ao_i2c_send(data, 4, 0, TRUE); + else { + printf ("i2c start failed\n"); + ao_i2c_put(0); + break; + } + ao_i2c_put(0); + printf("."); + flush(); + ao_delay(100); + } +} + +static void +ao_temp (void) +{ + struct ao_data packet; + int temp; + + ao_data_get(&packet); + + /* + * r = (110 - 25) / (ts_cal_hot - ts_cal_cold) + * 25 + (110 - 25) * (temp - ts_cal_cold) / (ts_cal_hot - ts_cal_cold) + */ + 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); + printf ("temp: %d\n", temp); +} + +static void +ao_event(void) +{ + struct ao_event event; + + for (;;) { + flush(); + ao_event_get(&event); + printf ("type %1d unit %1d tick %5u value %ld\n", + event.type, event.unit, event.tick, event.value); + if (event.value == 100) + break; + } + +} + +__code struct ao_cmds ao_demo_cmds[] = { + { ao_dma_test, "D\0DMA test" }, + { ao_spi_write, "W\0SPI write" }, + { ao_spi_read, "R\0SPI read" }, + { ao_i2c_write, "i\0I2C write" }, + { ao_temp, "t\0Show temp" }, + { ao_event, "e\0Monitor event queue" }, + { 0, NULL } +}; + +int +main(void) +{ + ao_clock_init(); + + ao_serial_init(); + ao_timer_init(); + ao_dma_init(); + ao_cmd_init(); + ao_lcd_stm_init(); +// ao_lcd_font_init(); + ao_spi_init(); + ao_i2c_init(); + ao_exti_init(); + ao_quadrature_init(); + ao_button_init(); + + ao_timer_set_adc_interval(100); + + ao_adc_init(); + ao_usb_init(); + + ao_cmd_register(&ao_demo_cmds[0]); + + ao_start_scheduler(); + return 0; +} diff --git a/src/stm-demo/ao_pins.h b/src/stm-demo/ao_pins.h new file mode 100644 index 00000000..c9c7446e --- /dev/null +++ b/src/stm-demo/ao_pins.h @@ -0,0 +1,200 @@ +/* + * Copyright © 2012 Keith Packard <keithp@keithp.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * 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., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ + +#ifndef _AO_PINS_H_ +#define _AO_PINS_H_ + +/* Bridge SB17 on the board and use the MCO from the other chip */ +#define AO_HSE 8000000 +#define AO_HSE_BYPASS 1 + +/* PLLVCO = 96MHz (so that USB will work) */ +#define AO_PLLMUL 12 +#define AO_RCC_CFGR_PLLMUL (STM_RCC_CFGR_PLLMUL_12) + +/* SYSCLK = 32MHz */ +#define AO_PLLDIV 3 +#define AO_RCC_CFGR_PLLDIV (STM_RCC_CFGR_PLLDIV_3) + +/* HCLK = 32MHZ (CPU clock) */ +#define AO_AHB_PRESCALER 1 +#define AO_RCC_CFGR_HPRE_DIV STM_RCC_CFGR_HPRE_DIV_1 + +/* Run APB1 at HCLK/1 */ +#define AO_APB1_PRESCALER 1 +#define AO_RCC_CFGR_PPRE1_DIV STM_RCC_CFGR_PPRE2_DIV_1 + +/* Run APB2 at HCLK/1 */ +#define AO_APB2_PRESCALER 1 +#define AO_RCC_CFGR_PPRE2_DIV STM_RCC_CFGR_PPRE2_DIV_1 + +#define HAS_SERIAL_1 1 +#define USE_SERIAL_1_STDIN 1 +#define SERIAL_1_PB6_PB7 1 +#define SERIAL_1_PA9_PA10 0 + +#define HAS_SERIAL_2 0 +#define USE_SERIAL_2_STDIN 1 +#define SERIAL_2_PA2_PA3 0 +#define SERIAL_2_PD5_PD6 1 + +#define HAS_SERIAL_3 0 +#define USE_SERIAL_3_STDIN 1 +#define SERIAL_3_PB10_PB11 0 +#define SERIAL_3_PC10_PC11 0 +#define SERIAL_3_PD8_PD9 1 + +#define HAS_SPI_1 1 +#define SPI_1_PB3_PB4_PB5 1 + +#define HAS_SPI_2 0 + +#define HAS_USB 1 +#define HAS_BEEP 0 +#define PACKET_HAS_SLAVE 0 + +#define LOW_LEVEL_DEBUG 1 + +#define LED_PORT_ENABLE STM_RCC_AHBENR_GPIOBEN +#define LED_PORT (&stm_gpiob) +#define LED_PIN_GREEN 7 +#define LED_PIN_BLUE 6 +#define AO_LED_GREEN (1 << LED_PIN_GREEN) +#define AO_LED_BLUE (1 << LED_PIN_BLUE) + +#define AO_LED_RED AO_LED_BLUE /* a patent lie */ + +#define LEDS_AVAILABLE (AO_LED_BLUE | AO_LED_GREEN) + +#define AO_LCD_STM_SEG_ENABLED_0 ( \ + (1 << 0) | /* PA1 */ \ + (1 << 1) | /* PA2 */ \ + (1 << 2) | /* PA3 */ \ + (0 << 3) | /* PA6 */ \ + (0 << 4) | /* PA7 */ \ + (0 << 5) | /* PB0 */ \ + (0 << 6) | /* PB1 */ \ + (1 << 7) | /* PB3 */ \ + (1 << 8) | /* PB4 */ \ + (1 << 9) | /* PB5 */ \ + (1 << 10) | /* PB10 */ \ + (1 << 11) | /* PB11 */ \ + (1 << 12) | /* PB12 */ \ + (1 << 13) | /* PB13 */ \ + (1 << 14) | /* PB14 */ \ + (1 << 15) | /* PB15 */ \ + (1 << 16) | /* PB8 */ \ + (1 << 17) | /* PA15 */ \ + (1 << 18) | /* PC0 */ \ + (1 << 19) | /* PC1 */ \ + (1 << 20) | /* PC2 */ \ + (1 << 21) | /* PC3 */ \ + (0 << 22) | /* PC4 */ \ + (0 << 23) | /* PC5 */ \ + (1 << 24) | /* PC6 */ \ + (1 << 25) | /* PC7 */ \ + (1 << 26) | /* PC8 */ \ + (1 << 27) | /* PC9 */ \ + (1 << 28) | /* PC10 or PD8 */ \ + (1 << 29) | /* PC11 or PD9 */ \ + (0 << 30) | /* PC12 or PD10 */ \ + (0 << 31)) /* PD2 or PD11 */ + +#define AO_LCD_STM_SEG_ENABLED_1 ( \ + (0 << 0) | /* PD12 */ \ + (0 << 1) | /* PD13 */ \ + (0 << 2) | /* PD14 */ \ + (0 << 3) | /* PD15 */ \ + (0 << 4) | /* PE0 */ \ + (0 << 5) | /* PE1 */ \ + (0 << 6) | /* PE2 */ \ + (0 << 7)) /* PE3 */ + +#define AO_LCD_STM_COM_ENABLED ( \ + (1 << 0) | /* PA8 */ \ + (1 << 1) | /* PA9 */ \ + (1 << 2) | /* PA10 */ \ + (1 << 3) | /* PB9 */ \ + (0 << 4) | /* PC10 */ \ + (0 << 5) | /* PC11 */ \ + (0 << 6)) /* PC12 */ + +#define AO_LCD_28_ON_C 1 + +#define AO_LCD_DUTY STM_LCD_CR_DUTY_STATIC + +#define HAS_ADC 1 + +#define AO_ADC_RING 32 + +struct ao_adc { + uint16_t tick; + int16_t idd; + int16_t temp; + int16_t vref; +}; + +#define AO_ADC_IDD 4 +#define AO_ADC_PIN0_PORT (&stm_gpioa) +#define AO_ADC_PIN0_PIN 4 + +#define AO_ADC_RCC_AHBENR ((1 << STM_RCC_AHBENR_GPIOAEN)) +#define AO_ADC_TEMP 16 +#define AO_ADC_VREF 17 + +#define HAS_ADC_TEMP 1 + +#define AO_DATA_RING 32 +#define AO_NUM_ADC 3 + +#define AO_ADC_SQ1 AO_ADC_IDD +#define AO_ADC_SQ2 AO_ADC_TEMP +#define AO_ADC_SQ3 AO_ADC_VREF + +#define HAS_I2C_1 1 +#define I2C_1_PB6_PB7 0 +#define I2C_1_PB8_PB9 1 + +#define HAS_I2C_2 0 +#define I2C_2_PB10_PB11 0 + +#define AO_EVENT 1 + +#define AO_QUADRATURE_COUNT 2 +#define AO_QUADRATURE_MODE AO_EXTI_MODE_PULL_UP + +#define AO_QUADRATURE_0_PORT &stm_gpioc +#define AO_QUADRATURE_0_A 1 +#define AO_QUADRATURE_0_B 0 + +#define AO_QUADRATURE_1_PORT &stm_gpioc +#define AO_QUADRATURE_1_A 3 +#define AO_QUADRATURE_1_B 2 + +#define AO_BUTTON_COUNT 2 +#define AO_BUTTON_MODE AO_EXTI_MODE_PULL_UP + +#define AO_BUTTON_0_PORT &stm_gpioc +#define AO_BUTTON_0 6 + +#define AO_BUTTON_1_PORT &stm_gpioc +#define AO_BUTTON_1 7 + +#define AO_TICK_TYPE uint32_t +#define AO_TICK_SIGNED int32_t + +#endif /* _AO_PINS_H_ */ |