typ,description
uint16_be,control_word
uint16_be,seq_word
uint16_be,length_word
uint32_be,seconds
uint8_be,subseconds
uint8_be,status
uint16_be,word3
uint16_be,word4
uint16_be,opcode
uint16_be,cmp
uint16_be,sensor
uint16_be,delta_temp
uint16_be,final_temp
uint16_be,tga_freq