2014-03-24 05:27:56 -06:00
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#include <stdio.h>
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#include "nlr.h"
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#include "misc.h"
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#include "mpconfig.h"
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#include "qstr.h"
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#include "obj.h"
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#include "map.h"
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STATIC const char *help_text =
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"Welcome to Micro Python!\n"
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"\n"
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"For online help please visit http://micropython.org/help/.\n"
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"\n"
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"Specific commands for the board:\n"
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" pyb.info() -- print some general information\n"
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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.switch() -- return True/False if switch pressed or not\n"
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" pyb.Led(<n>) -- create Led object for LED n (n=1,2,3,4)\n"
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" Led methods: on(), off(), toggle(), intensity(<n>)\n"
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" pyb.Servo(<n>) -- create Servo object for servo n (n=1,2,3,4)\n"
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" Servo methods: angle(<x>)\n"
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" pyb.Accel() -- create an Accelerometer object\n"
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" Accelerometer methods: x(), y(), z(), tilt()\n"
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" pyb.rng() -- get a 30-bit hardware random number\n"
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" pyb.gpio(<port>) -- get port value (port='A4' for example)\n"
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" pyb.gpio(<port>, <val>) -- set port value, True or False, 1 or 0\n"
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" pyb.ADC(<port>) -- make an analog port object (port='C0' for example)\n"
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" ADC methods: read()\n"
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"\n"
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"Control commands:\n"
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" CTRL-A -- on a blank line, enter raw REPL mode\n"
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" CTRL-B -- on a blank line, enter normal REPL mode\n"
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" CTRL-C -- interrupt a running program\n"
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" CTRL-D -- on a blank line, do a soft reset of the board\n"
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;
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2014-03-26 14:15:40 -06:00
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STATIC void pyb_help_print_info_about_object(mp_obj_t name_o, mp_obj_t value) {
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printf(" ");
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mp_obj_print(name_o, PRINT_STR);
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printf(" -- ");
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2014-03-24 05:27:56 -06:00
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mp_obj_print(value, PRINT_STR);
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printf("\n");
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}
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STATIC mp_obj_t pyb_help(uint n_args, const mp_obj_t *args) {
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if (n_args == 0) {
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// print a general help message
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printf("%s", help_text);
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} else {
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// try to print something sensible about the given object
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printf("object ");
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mp_obj_print(args[0], PRINT_STR);
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printf(" is of type %s\n", mp_obj_get_type_str(args[0]));
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mp_map_t *map = NULL;
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2014-03-26 16:35:55 -06:00
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if (MP_OBJ_IS_TYPE(args[0], &mp_type_module)) {
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2014-03-24 05:27:56 -06:00
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map = mp_obj_module_get_globals(args[0]);
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2014-03-26 16:35:55 -06:00
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} else {
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mp_obj_type_t *type;
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if (MP_OBJ_IS_TYPE(args[0], &mp_type_type)) {
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type = args[0];
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} else {
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type = mp_obj_get_type(args[0]);
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}
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2014-03-29 07:43:38 -06:00
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if (type->locals_dict != MP_OBJ_NULL && MP_OBJ_IS_TYPE(type->locals_dict, &mp_type_dict)) {
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2014-03-26 16:35:55 -06:00
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map = mp_obj_dict_get_map(type->locals_dict);
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}
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2014-03-24 05:27:56 -06:00
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}
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if (map != NULL) {
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for (uint i = 0; i < map->alloc; i++) {
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if (map->table[i].key != MP_OBJ_NULL) {
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2014-03-26 14:15:40 -06:00
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pyb_help_print_info_about_object(map->table[i].key, map->table[i].value);
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2014-03-24 05:27:56 -06:00
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}
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}
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}
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}
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(mp_builtin_help_obj, 0, 1, pyb_help);
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