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@ -34,24 +34,20 @@ |
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#include "pendsv.h" |
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#include "pyexec.h" |
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#include "led.h" |
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#include "gpio.h" |
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#include "servo.h" |
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#include "lcd.h" |
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#include "storage.h" |
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#include "sdcard.h" |
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#include "accel.h" |
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#include "usart.h" |
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#include "usb.h" |
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#include "timer.h" |
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#include "audio.h" |
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#include "pybwlan.h" |
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#include "i2c.h" |
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#include "usrsw.h" |
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#include "adc.h" |
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#include "rtc.h" |
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#include "file.h" |
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#include "pin.h" |
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#include "exti.h" |
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#include "pybmodule.h" |
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int errno; |
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@ -82,43 +78,26 @@ void __fatal_error(const char *msg) { |
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} |
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} |
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static mp_obj_t pyb_config_source_dir = MP_OBJ_NULL; |
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static mp_obj_t pyb_config_main = MP_OBJ_NULL; |
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STATIC mp_obj_t pyb_config_source_dir = MP_OBJ_NULL; |
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STATIC mp_obj_t pyb_config_main = MP_OBJ_NULL; |
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mp_obj_t pyb_source_dir(mp_obj_t source_dir) { |
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STATIC mp_obj_t pyb_source_dir(mp_obj_t source_dir) { |
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if (MP_OBJ_IS_STR(source_dir)) { |
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pyb_config_source_dir = source_dir; |
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} |
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return mp_const_none; |
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} |
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mp_obj_t pyb_main(mp_obj_t main) { |
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MP_DEFINE_CONST_FUN_OBJ_1(pyb_source_dir_obj, pyb_source_dir); |
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STATIC mp_obj_t pyb_main(mp_obj_t main) { |
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if (MP_OBJ_IS_STR(main)) { |
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pyb_config_main = main; |
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} |
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return mp_const_none; |
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} |
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// sync all file systems
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mp_obj_t pyb_sync(void) { |
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storage_flush(); |
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return mp_const_none; |
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} |
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mp_obj_t pyb_delay(mp_obj_t count) { |
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sys_tick_delay_ms(mp_obj_get_int(count)); |
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return mp_const_none; |
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} |
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mp_obj_t pyb_udelay(mp_obj_t usec) { |
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uint32_t count = 0; |
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const uint32_t utime = (168 * mp_obj_get_int(usec) / 5); |
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for (;;) { |
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if (++count > utime) { |
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return mp_const_none; |
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} |
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} |
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} |
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MP_DEFINE_CONST_FUN_OBJ_1(pyb_main_obj, pyb_main); |
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void fatality(void) { |
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led_state(PYB_LED_R1, 1); |
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@ -151,6 +130,7 @@ static const char *help_text = |
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" pyb.gc() -- run the garbage collector\n" |
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" pyb.repl_info(<val>) -- enable/disable printing of info after each command\n" |
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" pyb.delay(<n>) -- wait for n milliseconds\n" |
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" pyb.udelay(<n>) -- wait for n microseconds\n" |
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" pyb.Led(<n>) -- create Led object for LED n (n=1,2)\n" |
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" Led methods: on(), off()\n" |
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" pyb.Servo(<n>) -- create Servo object for servo n (n=1,2,3,4)\n" |
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@ -170,129 +150,6 @@ static mp_obj_t pyb_help(void) { |
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return mp_const_none; |
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} |
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// get lots of info about the board
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static mp_obj_t pyb_info(void) { |
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// get and print unique id; 96 bits
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{ |
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byte *id = (byte*)0x1fff7a10; |
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printf("ID=%02x%02x%02x%02x:%02x%02x%02x%02x:%02x%02x%02x%02x\n", id[0], id[1], id[2], id[3], id[4], id[5], id[6], id[7], id[8], id[9], id[10], id[11]); |
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} |
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// get and print clock speeds
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// SYSCLK=168MHz, HCLK=168MHz, PCLK1=42MHz, PCLK2=84MHz
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{ |
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RCC_ClocksTypeDef rcc_clocks; |
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RCC_GetClocksFreq(&rcc_clocks); |
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printf("S=%lu\nH=%lu\nP1=%lu\nP2=%lu\n", rcc_clocks.SYSCLK_Frequency, rcc_clocks.HCLK_Frequency, rcc_clocks.PCLK1_Frequency, rcc_clocks.PCLK2_Frequency); |
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} |
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// to print info about memory
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{ |
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printf("_text_end=%p\n", &_text_end); |
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printf("_data_start_init=%p\n", &_data_start_init); |
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printf("_data_start=%p\n", &_data_start); |
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printf("_data_end=%p\n", &_data_end); |
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printf("_bss_start=%p\n", &_bss_start); |
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printf("_bss_end=%p\n", &_bss_end); |
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printf("_stack_end=%p\n", &_stack_end); |
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printf("_ram_start=%p\n", &_ram_start); |
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printf("_heap_start=%p\n", &_heap_start); |
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printf("_heap_end=%p\n", &_heap_end); |
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printf("_ram_end=%p\n", &_ram_end); |
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} |
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// qstr info
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{ |
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uint n_pool, n_qstr, n_str_data_bytes, n_total_bytes; |
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qstr_pool_info(&n_pool, &n_qstr, &n_str_data_bytes, &n_total_bytes); |
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printf("qstr:\n n_pool=%u\n n_qstr=%u\n n_str_data_bytes=%u\n n_total_bytes=%u\n", n_pool, n_qstr, n_str_data_bytes, n_total_bytes); |
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} |
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// GC info
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{ |
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gc_info_t info; |
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gc_info(&info); |
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printf("GC:\n"); |
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printf(" %lu total\n", info.total); |
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printf(" %lu : %lu\n", info.used, info.free); |
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printf(" 1=%lu 2=%lu m=%lu\n", info.num_1block, info.num_2block, info.max_block); |
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} |
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// free space on flash
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{ |
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DWORD nclst; |
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FATFS *fatfs; |
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f_getfree("0:", &nclst, &fatfs); |
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printf("LFS free: %u bytes\n", (uint)(nclst * fatfs->csize * 512)); |
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} |
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return mp_const_none; |
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} |
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static void SYSCLKConfig_STOP(void) { |
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/* After wake-up from STOP reconfigure the system clock */ |
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/* Enable HSE */ |
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RCC_HSEConfig(RCC_HSE_ON); |
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/* Wait till HSE is ready */ |
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while (RCC_GetFlagStatus(RCC_FLAG_HSERDY) == RESET) { |
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} |
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/* Enable PLL */ |
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RCC_PLLCmd(ENABLE); |
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/* Wait till PLL is ready */ |
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while (RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET) { |
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} |
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/* Select PLL as system clock source */ |
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RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK); |
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/* Wait till PLL is used as system clock source */ |
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while (RCC_GetSYSCLKSource() != 0x08) { |
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} |
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} |
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static mp_obj_t pyb_stop(void) { |
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PWR_EnterSTANDBYMode(); |
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//PWR_FlashPowerDownCmd(ENABLE); don't know what the logic is with this
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/* Enter Stop Mode */ |
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PWR_EnterSTOPMode(PWR_Regulator_LowPower, PWR_STOPEntry_WFI); |
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/* Configures system clock after wake-up from STOP: enable HSE, PLL and select
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* PLL as system clock source (HSE and PLL are disabled in STOP mode) */ |
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SYSCLKConfig_STOP(); |
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//PWR_FlashPowerDownCmd(DISABLE);
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return mp_const_none; |
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} |
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static mp_obj_t pyb_standby(void) { |
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PWR_EnterSTANDBYMode(); |
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return mp_const_none; |
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} |
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mp_obj_t pyb_hid_send_report(mp_obj_t arg) { |
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mp_obj_t *items = mp_obj_get_array_fixed_n(arg, 4); |
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uint8_t data[4]; |
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data[0] = mp_obj_get_int(items[0]); |
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data[1] = mp_obj_get_int(items[1]); |
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data[2] = mp_obj_get_int(items[2]); |
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data[3] = mp_obj_get_int(items[3]); |
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usb_hid_send_report(data); |
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return mp_const_none; |
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} |
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mp_obj_t pyb_rng_get(void) { |
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return mp_obj_new_int(RNG_GetRandomNumber() >> 16); |
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} |
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mp_obj_t pyb_millis(void) { |
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return mp_obj_new_int(sys_tick_counter); |
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} |
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int main(void) { |
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// TODO disable JTAG
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@ -382,7 +239,8 @@ soft_reset: |
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def_path[2] = MP_OBJ_NEW_QSTR(MP_QSTR_0_colon__slash_lib); |
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sys_path = mp_obj_new_list(3, def_path); |
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exti_init_early(); |
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exti_init(); |
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#if MICROPY_HW_HAS_SWITCH |
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switch_init(); |
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#endif |
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@ -408,65 +266,15 @@ soft_reset: |
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RNG_Cmd(ENABLE); |
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#endif |
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// add some functions to the python namespace
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{ |
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rt_store_name(MP_QSTR_help, rt_make_function_n(0, pyb_help)); |
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mp_obj_t m = mp_obj_new_module(MP_QSTR_pyb); |
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rt_store_attr(m, MP_QSTR_info, rt_make_function_n(0, pyb_info)); |
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rt_store_attr(m, MP_QSTR_gc, (mp_obj_t)&pyb_gc_obj); |
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rt_store_attr(m, qstr_from_str("repl_info"), rt_make_function_n(1, pyb_set_repl_info)); |
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#if MICROPY_HW_HAS_SDCARD |
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rt_store_attr(m, qstr_from_str("SD"), (mp_obj_t)&pyb_sdcard_obj); |
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#endif |
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rt_store_attr(m, MP_QSTR_stop, rt_make_function_n(0, pyb_stop)); |
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rt_store_attr(m, MP_QSTR_standby, rt_make_function_n(0, pyb_standby)); |
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rt_store_attr(m, MP_QSTR_source_dir, rt_make_function_n(1, pyb_source_dir)); |
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rt_store_attr(m, MP_QSTR_main, rt_make_function_n(1, pyb_main)); |
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rt_store_attr(m, MP_QSTR_sync, rt_make_function_n(0, pyb_sync)); |
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rt_store_attr(m, MP_QSTR_delay, rt_make_function_n(1, pyb_delay)); |
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rt_store_attr(m, MP_QSTR_udelay, rt_make_function_n(1, pyb_udelay)); |
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#if MICROPY_HW_HAS_SWITCH |
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rt_store_attr(m, MP_QSTR_switch, (mp_obj_t)&pyb_switch_obj); |
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#endif |
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#if MICROPY_HW_ENABLE_SERVO |
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rt_store_attr(m, MP_QSTR_servo, rt_make_function_n(2, pyb_servo_set)); |
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#endif |
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rt_store_attr(m, MP_QSTR_pwm, rt_make_function_n(2, pyb_pwm_set)); |
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#if MICROPY_HW_HAS_MMA7660 |
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rt_store_attr(m, MP_QSTR_accel, (mp_obj_t)&pyb_accel_read_obj); |
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rt_store_attr(m, MP_QSTR_accel_read, (mp_obj_t)&pyb_accel_read_all_obj); |
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rt_store_attr(m, MP_QSTR_accel_mode, (mp_obj_t)&pyb_accel_write_mode_obj); |
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#endif |
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rt_store_attr(m, MP_QSTR_hid, rt_make_function_n(1, pyb_hid_send_report)); |
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#if MICROPY_HW_ENABLE_RTC |
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rt_store_attr(m, MP_QSTR_time, (mp_obj_t)&pyb_rtc_read_obj); |
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rt_store_attr(m, qstr_from_str("rtc_info"), (mp_obj_t)&pyb_rtc_info_obj); |
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#endif |
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#if MICROPY_HW_ENABLE_RNG |
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rt_store_attr(m, MP_QSTR_rand, rt_make_function_n(0, pyb_rng_get)); |
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#endif |
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rt_store_attr(m, MP_QSTR_Led, (mp_obj_t)&pyb_Led_obj); |
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#if MICROPY_HW_ENABLE_SERVO |
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rt_store_attr(m, MP_QSTR_Servo, rt_make_function_n(1, pyb_Servo)); |
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#endif |
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rt_store_attr(m, MP_QSTR_I2C, rt_make_function_n(2, pyb_I2C)); |
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rt_store_attr(m, MP_QSTR_Usart, rt_make_function_n(2, pyb_Usart)); |
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rt_store_attr(m, qstr_from_str("ADC_all"), (mp_obj_t)&pyb_ADC_all_obj); |
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rt_store_attr(m, MP_QSTR_ADC, (mp_obj_t)&pyb_ADC_obj); |
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rt_store_attr(m, qstr_from_str("millis"), rt_make_function_n(0, pyb_millis)); |
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#if MICROPY_HW_ENABLE_AUDIO |
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rt_store_attr(m, qstr_from_str("Audio"), (mp_obj_t)&pyb_Audio_obj); |
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#endif |
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pin_map_init(); |
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pin_map_init(m); |
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gpio_init(m); |
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exti_init(m); |
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rt_store_name(MP_QSTR_pyb, m); |
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// add some functions to the builtin Python namespace
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rt_store_name(MP_QSTR_help, rt_make_function_n(0, pyb_help)); |
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rt_store_name(MP_QSTR_open, rt_make_function_n(2, pyb_io_open)); |
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rt_store_name(MP_QSTR_open, rt_make_function_n(2, pyb_io_open)); |
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} |
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// we pre-import the pyb module
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// probably shouldn't do this, so we are compatible with CPython
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rt_store_name(MP_QSTR_pyb, (mp_obj_t)&pyb_module); |
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// check if user switch held (initiates reset of filesystem)
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bool reset_filesystem = false; |
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@ -659,7 +467,7 @@ soft_reset: |
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pyexec_repl(); |
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printf("PYB: sync filesystems\n"); |
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pyb_sync(); |
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storage_flush(); |
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printf("PYB: soft reboot\n"); |
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Damien George
11 years ago