NWI1126-DAT
Pin Definitions
#define OM_LED 10 // on module led
#define WS_LED 9 // WS2812, select by jumper
#define addc 0
#define W_LED 4 // white
#define B_LED 5 // blue
#define G_LED 6 // green
#define R_LED 7 //red
- IO9 button = program mode pin
- EN button = reset pin
- programmable LED pin 10
Wiring Diagram
Wiring for WS2812_5V
Jumpers
| Jumper Name | Option 1 | Option 2 | Function | Note |
|---|---|---|---|---|
| JP_P | 5V | 6~28V | board system power supply | |
| JP_L | 5V | 6~28V | led strip power supply | |
| JP 8 (top) | ws2812_dat | Green | reused pins for WRGB channels or WS2812 | |
| JP 9 (bottom) | ws2812_gnd | Red | reused pins for WRGB channels or WS2812 | |
| back_jumper | ws2812_dat_3.3V | ws2812_dat_5V | set ws2812 dat pin to 5V output default | default |
- for 12V or 24V led strips, put JP_L red box's jumper on top position
-
back side jumper no need to change or check by default
- Programming guide please refer to page USB-TTL-dat
Core Module Sch
Peripheral schamtic please refer to NWI1124-DAT
quick test
- find demo code at https://github.com/Edragon/Arduino-ESP32
- find your board IP address, verify it in browser: http://192.168.8.165
- try the test commands to turn off on board prog LED: http://192.168.8.165/io/10/val/0
- in which, IO is 10 and IO voltage level is 0
demo video
- https://twitter.com/electro_phoenix/status/1610204098019880961
Note
- ESP32-USB-dat failed on code testing, may work or not, consider it is not working if you buy.
Update Log
- New USB footprint to simplified the production process and reduce failure rate
- Tested USB Functions working fine by customers feedback
custom only
- C4 = 100uf/10V
