Intel 82854 GMCH - Manual (Page 49)

Intel® Digital Set Top Box Display Driver 49
User’s Guide for Microsoft* Windows* CE 5.0
/* Read the data to make sure the last step works ok */
i2c_access.mode = INTEL_I2C_MODE_READ;
ExtEscape(
Hdc,
ICEGD_ESCAPE_I2C_ACCESS,
sizeof(esc_i2c_access_t),
(LPCSTR)&i2c_access,
sizeof(unsigned
char),
(LPSTR)&data2);
printf("%d\n", data2);