The short man handed the tall man an envelope. A payoff.

void init_av_module() write_register(0x01, 0x03); // Select VGA input write_register(0x10, 0xC0); // Set gain to 192 (75%) if (read_register(0xAA) == 0x55) printf("IESP552AVI001 is working correctly.\n"); else printf("Communication error. Check I2C bus.\n");

Based on industry pattern matching, this identifier is most likely found in one of three environments: