FireBeetle OSD Character Overlay Module
On-screen display module using the AT7456E chip, overlaying characters and timestamps onto analog video (NTSC/PAL) via SPI. Supports 16x30 character display; for FPV and video annotation applications.
On-screen display module using the AT7456E chip, overlaying characters and timestamps onto analog video (NTSC/PAL) via SPI. Supports 16x30 character display; for FPV and video annotation applications.
RCA A/V_IN or PH2.0 IN
RCA A/V_OUT or PH2.0 OUT
SPI Interface
Reset button of OSD chip
Chip selection is available with dial switch
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| Video Signal Input | Official table 2 row 1 | digital io | RCA A/V_IN or PH2.0 IN | |
| Video Signal Output | Official table 2 row 2 | digital io | RCA A/V_OUT or PH2.0 OUT | |
| OSD (On-screen Display) Control | Official table 2 row 3 | spi | SPI Interface | |
| RST | Official table 2 row 4 | digital io | Reset button of OSD chip | |
| D2-D5 | Official table 2 row 5 | digital io | Chip selection is available with dial switch |
SPI · I2C · 3.3 V · 3.3 – 5 V · Breakout
Adafruit describes product 398 as a 16x2 RGB backlight LCD using digital pins for LCD control and PWM pins for the backlight; the product…
Module pins: OSD (On-screen Display) Control. Schematik maps them to your board in the app.
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