Board-dat/ESP/ESP1000-dat/ESP1000-dat.md
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+
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+# ESP1000-dat
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+
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+
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+## In Use
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+
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+- [[I2S-dat]]
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+
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+- [[PIR-sensor-dat]] - [[BME280-dat]] - [[OLED-dat]]
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+
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+- [[sensor-dat]]
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+
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+- [[SCM1030-dat]]
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+
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+- [[consonance-dat]] - [[solar-power-dat]]
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+
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+
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+## Not in Use
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+
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+- [[SD-dat]]
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+
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+- [[IP5306-dat]]
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Board-dat/NBL/NBL1037-dat/NBL1037-dat.md
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# NBL1037-dat
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+Please use this new module intead [[NBL1111-dat]]
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-read more at - [[NBL1037-FAQ-dat]] - [[BK8000-dat]]
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+read more at - [[NBL1037-FAQ-dat]] - [[NBL1038-dat]] - [[BK8000-dat]]
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- new module instead [[BK3266-dat]]
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Board-dat/NBL/NBL1111-dat/2025-01-17-15-33-43.png
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Board-dat/NBL/NBL1111-dat/2025-01-20-19-34-14.png
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Binary files /dev/null and b/Board-dat/NBL/NBL1111-dat/2025-01-20-19-34-14.png differ
Board-dat/NBL/NBL1111-dat/NBL1111-dat.md
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# NBL1111-dat
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+https://www.electrodragon.com/product/bluetooth-5-2-stereo-audio-data-transmission-module-bk3266/
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+
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+breakout board - [[NBL1115-dat]]
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+
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+- [[bt-audio-dat]]
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+
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+
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## Main control BK3266 Bluetooth version V5.2 stereo audio data transmission module, batch customization
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1. Call function (AT can be turned off)
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- Support AT to modify the Bluetooth name, within 31 characters, see AT command description.
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- Support AT to modify the Bluetooth pairing password, within 15 characters, see AT command description.
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+
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+![](2025-01-20-19-34-14.png)
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+
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## application
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This module is mainly used for short-distance music transmission. It can be easily connected to Bluetooth devices of digital products such as laptops, mobile phones, PDAs, etc. to achieve wireless music transmission.
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- [[NBL1111-AT.ini]] put this ini file into SSCOM exe folder - [[SSCOM-dat]]
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-## breakout module
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-
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-![](2025-01-17-15-33-43.png)
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-
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## ref
Board-dat/NBL/NBL1115-dat/NBL1115-dat.md
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- Core board [[NBL1111-dat]] with [[PAM-dat]] amplifier [[PAM8908-dat]]
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- board dimension 2.9x2.9 CM
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+https://www.electrodragon.com/product/bluetooth-audio-breakout-board-w-amp-car-receiver-bluetooth-5-0-bk3266/
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+
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## Pin Map
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![](2025-01-20-18-05-57.png)
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+- GND, BAT: 3.7V or 4.2V lithium battery power supply
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+- GND, VCC: 5V or 12V power supply, selected according to DC isolation
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+- OUTL, AGND, OUTR: single-ended output, can be directly connected to headphones, amplifiers, audio and other input devices.
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+- COM: the common end of the button, the other end of the button is connected to P/V+, N/V-, PLAY, MODE (the corresponding function of the silk screen is according to the actual diagram)
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+- AUXD, AUXL, AUXG, AUXR: audio input,
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+- AUXD: audio input detection pin, input low level to switch to audio input mode
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+
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+
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+## Power Supply
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+
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+1. No DC isolated power supply: suitable for lithium battery power supply, making Bluetooth headsets
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+2. With DC isolated power supply: suitable for modifying speakers, amplifiers, and adding Bluetooth functions to cars to solve common ground current sound and noise
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+
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+
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+
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## Wiring
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- Please see on this page [[audio-output-dat]]
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## ref
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-- [[audio-dat]]
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+- [[audio-dat]] - [[bt-audio-dat]]
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Tech-dat/Network-dat/Bluetooth-dat/bt-audio-dat/bt-audio-dat.md
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## boards
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-- [[NBL1037-dat]]
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+- [[NBL1037-dat]] - [[NBL1038-dat]] - [[NBL1097-dat]]
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+
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+- [[NBL1111-dat]] - [[NBL1115-dat]]
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## decodec board