Parses a SOUND statement
(self)
| 894 | 'in line ' + str(self.__line_number)) |
| 895 | |
| 896 | def __soundstmt(self): |
| 897 | """Parses a SOUND statement""" |
| 898 | |
| 899 | self.__advance() # Advance past SOUND token |
| 900 | |
| 901 | # Acquire the comma separated values |
| 902 | self.__expr() |
| 903 | freq = self.__operand_stack.pop() |
| 904 | |
| 905 | self.__consume(Token.COMMA) |
| 906 | self.__expr() |
| 907 | duration = self.__operand_stack.pop() |
| 908 | |
| 909 | if self.__token.category == Token.COMMA: |
| 910 | self.__advance() |
| 911 | self.__expr() |
| 912 | volume = self.__operand_stack.pop() |
| 913 | else: |
| 914 | volume = 800 |
| 915 | |
| 916 | if implementation.name.upper() == 'MICROPYTHON': |
| 917 | if sndPin and self.__pwm: |
| 918 | self.__pwm.freq(freq) |
| 919 | if "duty_u16" in dir(self.__pwm): |
| 920 | self.__pwm.duty_u16(volume) |
| 921 | sleep(duration/18.2) |
| 922 | self.__pwm.duty_u16(0) |
| 923 | else: |
| 924 | self.__pwm.duty(int((volume/65535)*1023)) |
| 925 | sleep(duration/18.2) |
| 926 | self.__pwm.duty(0) |
| 927 | elif implementation.name.upper() == 'CIRCUITPYTHON': |
| 928 | if sndPin: |
| 929 | try: |
| 930 | Pydos_hw.sndGPIO.deinit() # Workaround for ESP32-S2 GPIO issue |
| 931 | audioPin = PWMOut(sndPin, duty_cycle=volume, frequency=freq) |
| 932 | sleep(duration/18.2) |
| 933 | audioPin.deinit() |
| 934 | quietSnd() # Workaround for ESP32-S2 GPIO issue |
| 935 | except: |
| 936 | pass |
| 937 | else: |
| 938 | try: |
| 939 | winsound.Beep(freq,int(self.__operand_stack.pop()*1000/18.2)) |
| 940 | except: |
| 941 | pass |
| 942 | |
| 943 | |
| 944 | def __expr(self): |