--- /dev/null
+stm-demo*.elf
+ao_product.h
--- /dev/null
+#
+# AltOS build
+#
+#
+
+include ../stm/Makefile.defs
+
+INC = \
+ ao.h \
+ ao_arch.h \
+ ao_arch_funcs.h \
+ ao_boot.h \
+ ao_pins.h \
+ ao_product.h
+
+#
+# Common AltOS sources
+#
+ALTOS_SRC = \
+ ao_interrupt.c \
+ ao_boot_chain.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_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
+
+PRODUCT=StmDemo-v0.0
+PRODUCT_DEF=-DSTM_DEMO
+IDPRODUCT=0x000a
+
+CFLAGS = $(PRODUCT_DEF) $(STM_CFLAGS) -g -Os
+
+PROG=stm-demo-$(VERSION)
+ELF=$(PROG).elf
+IHX=$(PROG).ihx
+
+SRC=$(ALTOS_SRC) ao_demo.c
+OBJ=$(SRC:.c=.o)
+
+all: $(ELF) $(IHX)
+
+LDFLAGS=-L../stm -Wl,-Taltos.ld
+
+$(ELF): Makefile $(OBJ)
+ $(call quiet,CC) $(LDFLAGS) $(CFLAGS) -o $@ $(OBJ) $(LIBS)
+
+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 *.elf *.ihx
+ rm -f ao_product.h
+
+install:
+
+uninstall:
--- /dev/null
+/*
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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>
+#include <ao_boot.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);
+}
+
+#if 0
+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;
+ }
+
+}
+#endif
+
+static uint8_t ao_blinking = 0;
+
+static void
+ao_blink(void)
+{
+ for (;;) {
+ while (!ao_blinking)
+ ao_sleep(&ao_blinking);
+ while (ao_blinking) {
+ ao_led_toggle(AO_LED_BLUE|AO_LED_GREEN);
+ ao_delay(AO_MS_TO_TICKS(500));
+ }
+ }
+}
+
+static struct ao_task ao_blink_task;
+
+static void
+ao_blink_toggle(void)
+{
+ ao_blinking = !ao_blinking;
+ ao_wakeup(&ao_blinking);
+}
+
+
+__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_blink_toggle, "b\0Toggle LED blinking" },
+/* { ao_event, "e\0Monitor event queue" }, */
+ { 0, NULL }
+};
+
+int
+main(void)
+{
+ ao_clock_init();
+
+ ao_task_init();
+
+ ao_led_init(LEDS_AVAILABLE);
+ ao_led_on(AO_LED_GREEN);
+ ao_led_off(AO_LED_BLUE);
+ 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_add_task(&ao_blink_task, ao_blink, "blink");
+ ao_cmd_register(&ao_demo_cmds[0]);
+
+ ao_start_scheduler();
+ return 0;
+}
--- /dev/null
+/*
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 0
+#define USE_SERIAL_1_STDIN 0
+#define SERIAL_1_PB6_PB7 1
+#define SERIAL_1_PA9_PA10 0
+
+#define HAS_SERIAL_2 0
+#define USE_SERIAL_2_STDIN 0
+#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 SPI_1_OSPEEDR STM_OSPEEDR_10MHz
+
+#define HAS_SPI_2 0
+
+#define HAS_USB 1
+#define HAS_BEEP 0
+#define PACKET_HAS_SLAVE 0
+
+#define AO_BOOT_CHAIN 1
+
+#define LOW_LEVEL_DEBUG 0
+
+#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_PANIC AO_LED_BLUE
+
+#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 {
+ int16_t idd;
+ int16_t temp;
+ int16_t vref;
+};
+
+#define AO_ADC_DUMP(p) printf("tick: %5u idd %5d temp %5d vref %5d\n", \
+ (p)->tick, (p)->adc.idd, (p)->adc.temp, (p)->adc.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_ */