---------------------------------------------------------------------- [Cute-1.7 + APD II CW Checker v0.50beta (2008/04/25) Copyright(c) 2008 by Lab. for Space Systems, Tokyo Institute of Technology Contact : cute1.7_question@lss.mes.titech.ac.jp URL : http://lss.mes.titech.ac.jp/ssp/cute1.7/index_e.html ---------------------------------------------------------------------- CONTENTS 1. What is Cute-1.7 + APD II CW Checker? 2. Format of the CW telemetry from Cute-1.7 3. How to use this software 4. About Analyzed Data 5. Disclaimer 6. History --------------------------------------------------------------------- 1. What is Cute-1.7 + APD II CW Checker? This is a software to analyze CW beacon Telemetry from Cute-1.7 + APD II, which will be launched at April 28th(JST), 2008 by the Indian PSLV rocket(ISRO). Details of Cute-1.7 + APD II are shown at following website. http://lss.mes.titech.ac.jp/ssp/cute1.7/index_e.html 2. Format of the CW telemetry from Cute-1.7 + APD II CW telemetry from Cute-1.7 + APD II contains housekeeping data of the satellite. The form is organized as follows. CUTE A B C D E F G H I J K L The formats of each data is followings. A : DTMF Command * (hexadecimal, 6 letters) B : Voltage of 3.3V-system (hexadecimal, 2 letters) C : Voltage of 5V-system (hexadecimal, 2 letters) D : Voltage of battery (hexadecimal, 2 letters) E : Voltage of main bus (hexadecimal, 2 letters) F : Satellite Status (hexadecimal, 2 letters) G : Temperature of communication board (hexadecimal, 2 letters) H : Temperature of battery (hexadecimal, 2 letters) I : Current (hexadecimal, 2 letters) J : S-meter of 144MHz ** (hexadecimal, 2 letters) K : S-meter of 1.2GHz ** (hexadecimal, 2 letters) L : FET Status (hexadecimal, 2 letters) *DTMF Command is sent only when Cute-1.7 + APD II receives command from the ground station. ** S Meter : Signal strength of uplink wave received by Cute-1.7 + APD II. Example of a frame: CUTE 89 D0 A7 68 20 47 2F BC A7 A0 1F Details will beshown at following URL. http://lss.mes.titech.ac.jp/ssp/cute1.7/cwtelemetry_e.html "How to Receive" -> "CW telemetry format" 3. How to use this software * House Keeping CUTE B C D E F G H I J K L (22 letters) Please input letters in order of the above format. 4. About Analyzed Data ("CW Analysis Result" area) The first column in the CW Analysis Results area lists the names of items, the second column lists the values of items. 5. Disclaimer We, Laboratory for Space Systems(LSS), Tokyo Institute of Technology take no responsibility for any damages caused by using this software. 6. History 2008.04.25 Cute-1.7 + APD II CW Checker ver0.5beta Release ----------------------------------------------------------------------