PTZ Camera NHJ CCD Webcam(PC370R) SQ930B-L based
Camera works well under linux, but no access to the PTZ functions. Opening the camera and googling the chips reveals:
main chip is SQ930B-L (product id is 0x930b), it is a USB 2.0 camera interface with support for 30fps raw or 20 fps compressed (jpeg, for USB 1.1 mode), with a 8032 CPU with gpio, probably used for the two stepper motors.
two ULN2003 chips. (JTA80A)
Board silk screen says K37-66107-M4A on the edge
on led (blue)
two stepper connectors (5 wires)
SONIX SN8P2501B - RISC processor
4 wire connector that goes out to the usb socket, 2 wires coming to the microphone.