Overview: VACUUM FLUORESCENT DISPLAY MODULE CU20029SCPB-KV90B 2 Lines of 20 Characters The module includes the VFD glass, VF drivers and micro-controller with 9mm High 5 x 7 Dot Matrix Font refresh RAM, character generation and interface logic. The RS232 serial Single 12V DC Supply interface is suitable for connection to a host PC serial port and accepts baud High Brightness Blue Green Display rates up to 19,200 with or without parity. Optional user SPI & I/O interfaces. ASCII + Extended Character Font User defined characters can be down loaded to the display RAM allowing any Low Profile Construction character pattern to be shown.