Files
DFPlayer-carrier-board/main.ato
2025-09-30 21:44:07 +02:00

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5.6 KiB
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#pragma experiment("BRIDGE_CONNECT")
#pragma experiment("MODULE_TEMPLATING")
import ElectricPower
from "parts/UNI_ROYAL_0805W8F1001T5E/UNI_ROYAL_0805W8F1001T5E.ato" import UNI_ROYAL_0805W8F1001T5E_package
from "atopile/mounting-holes/MountingHole.py" import MountingHole
from "parts/AVX_TAJB107K006RNJ/AVX_TAJB107K006RNJ.ato" import AVX_TAJB107K006RNJ_package
from "parts/MDD_Microdiode_Electronics_SM4007PL/MDD_Microdiode_Electronics_SM4007PL.ato" import MDD_Microdiode_Electronics_SM4007PL_package
from "parts/hanxia_HX_PM2_54_1x8P_TP_H8_5_YQ/hanxia_HX_PM2_54_1x8P_TP_H8_5_YQ.ato" import hanxia_HX_PM2_54_1x8P_TP_H8_5_YQ_package
from "parts/JST_Sales_America_B4B_PH_SM4_TB_LF__SN/JST_Sales_America_B4B_PH_SM4_TB_LF__SN.ato" import JST_Sales_America_B4B_PH_SM4_TB_LF__SN_package
from "parts/JST_Sales_America_B2B_PH_SM4_TBT_LF__SN/JST_Sales_America_B2B_PH_SM4_TBT_LF__SN.ato" import JST_Sales_America_B2B_PH_SM4_TBT_LF__SN_package
from "parts/SOFNG_PJ_320B/SOFNG_PJ_320B.ato" import SOFNG_PJ_320B_package
# Component for the SMD 3.5mm Audio Jack
component AudioJack3_5mm from SOFNG_PJ_320B_package:
lcsc_id = "C22355831"
signal SLEEVE ~ pin 1 # Ground
signal RING ~ pin 2 # Right Channel
signal TIP ~ pin 3 # Left Channel
# Component for JST PH series vertical connectors
component JST_PH_Vertical_2Pin from JST_Sales_America_B2B_PH_SM4_TBT_LF__SN_package:
lcsc_id = "C265003"
signal SPK_1 ~ pin 1
signal SPK_2 ~ pin 2
# Component for JST PH series vertical connectors
component JST_PH_Vertical_4Pin from JST_Sales_America_B4B_PH_SM4_TB_LF__SN_package:
lcsc_id = "C160354"
signal VCC ~ pin 1
signal GND ~ pin 2
signal RX ~ pin 3
signal TX ~ pin 4
# Components for the SMD 1x8 pin sockets for the DFPlayer
component DFPlayer_Socket_Left from hanxia_HX_PM2_54_1x8P_TP_H8_5_YQ_package:
lcsc_id = "C46635844"
signal VCC ~ pin 1
signal RX ~ pin 2
signal TX ~ pin 3
signal DAC_R ~ pin 4
signal DAC_L ~ pin 5
signal SPK_1 ~ pin 6
signal GND ~ pin 7
signal SPK_2 ~ pin 8
component DFPlayer_Socket_Right from hanxia_HX_PM2_54_1x8P_TP_H8_5_YQ_package:
lcsc_id = "C46635844"
signal BUSY ~ pin 1
signal USB_M ~ pin 2
signal USB_P ~ pin 3
signal ADKEY_2 ~ pin 4
signal ADKEY_1 ~ pin 5
signal IO_2 ~ pin 6
signal GND ~ pin 7
signal IO_1 ~ pin 8
component SM4007_Diode from MDD_Microdiode_Electronics_SM4007PL_package:
lcsc_id = "C64898"
component Cap_100uF from AVX_TAJB107K006RNJ_package:
lcsc_id = "C16133"
signal plus ~ pin 1 # positive terminal
signal minus ~ pin 2 # negative terminal
component Resistor_SMD from UNI_ROYAL_0805W8F1001T5E_package:
lcsc_id = "C17513"
module FourMountingHoles:
m2_no_pad1 = new MountingHole<metric_screw_size="M2", pad_type="NoPad">
m2_no_pad2 = new MountingHole<metric_screw_size="M2", pad_type="NoPad">
m2_no_pad3 = new MountingHole<metric_screw_size="M2", pad_type="NoPad">
m2_no_pad4 = new MountingHole<metric_screw_size="M2", pad_type="NoPad">
module DFPlayerCarrierBoard:
# --- Signals and Power rails ---
power_5v = new ElectricPower
# Specify voltages on power rails
power_5v.voltage = 5.1V +/- 3%
# --- Components ---
# Sockets for DFPlayer Mini
df_header_left = new DFPlayer_Socket_Left
df_header_right = new DFPlayer_Socket_Right
# Diode for dropout protection (cathode to VCC)
power_protection_diode = new SM4007_Diode
# Capacitor for power filtering
power_filter_cap1 = new Cap_100uF
power_filter_cap2 = new Cap_100uF
power_filter_cap3 = new Cap_100uF
power_filter_cap4 = new Cap_100uF
power_filter_cap5 = new Cap_100uF
# Input Connector (Power and UART)
uart_connector = new JST_PH_Vertical_4Pin
# 1k Ohm series resistor for the DFPlayer's RX line for 5V tolerance.
rx_protection_resistor = new Resistor_SMD
# Output Connectors
speaker_connector = new JST_PH_Vertical_2Pin
stereo_out_jack = new AudioJack3_5mm
# --- Mechanical Mounting Holes ---
mounting_holes = new FourMountingHoles
# --- Connections ---
# 1. Power Supply Circuit
uart_connector.VCC ~ power_5v.vcc
uart_connector.GND ~ power_5v.gnd
# 2. DFPlayer Power and Ground Connections, diode and capacitor
# Diode for dropout protection (cathode to VCC)
uart_connector.VCC ~ power_protection_diode.A
power_protection_diode.C ~ df_header_left.VCC
# Capacitor for power filtering (5x electrolytic, 100uF/6.3V)
df_header_left.VCC ~ power_filter_cap1.plus
power_5v.gnd ~ power_filter_cap1.minus
df_header_left.VCC ~ power_filter_cap2.plus
power_5v.gnd ~ power_filter_cap2.minus
df_header_left.VCC ~ power_filter_cap3.plus
power_5v.gnd ~ power_filter_cap3.minus
df_header_left.VCC ~ power_filter_cap4.plus
power_5v.gnd ~ power_filter_cap4.minus
df_header_left.VCC ~ power_filter_cap5.plus
power_5v.gnd ~ power_filter_cap5.minus
# Connect another ground pin
power_5v.gnd ~ df_header_right.GND
power_5v.gnd ~ df_header_left.GND
# 3. UART Serial Connection
uart_connector.RX ~ rx_protection_resistor.1; rx_protection_resistor.2 ~ df_header_left.RX # Connect UART RX through resistor
uart_connector.TX ~ df_header_left.TX # TX (direct connection)
# 4. Speaker Output Connection
speaker_connector.SPK_1 ~ df_header_left.SPK_1
speaker_connector.SPK_2 ~ df_header_left.SPK_2
# 5. Stereo Line Out Connection
stereo_out_jack.TIP ~ df_header_left.DAC_L
stereo_out_jack.RING ~ df_header_left.DAC_R
stereo_out_jack.SLEEVE ~ power_5v.gnd