Dave Matthews

1
ADS Team Update and Issues20 April 2006

• Dave Matthews
• Alan Moore
• Bill Rice
• David Stauffer

2
Schedule Overview

• Write algorithms and software by Mid-May
• Have all hardware designed and built by the
  beginning of June (End of Quarter)
• Do characterization, integration and assembly,
  testing, requirements verification next quarter
• See KatySat schedule for details
• Driving issues
• Need to finalize ADCI-MPU board quickly
• Make sure the schedule is realistic

3
On Board AD Control Software
High Algorithm/Logic

Low Register/bit operations
? Need Help!
4
ADCI-MPU Prototype Board

• MSP430169 Processor
• 70.5 X 20.5 millimeters
• 32.768 Khz Crystal
• JTAG Port
• PWR On Reset
• Decouple Caps
• 49 Ea.

5
ADCI-MPU KatySat Interface
JTAG
MSP430169
Commands
3 Axis Magnetometer
7
SPI-0 MASTER
SPI-0 MASTER
SPI-1 SLAVE
4
Data
COILS
ADCI MPU
Torquer Control Electronics
4
GPIO
CUBESAT BUS
KATYSAT MPU
3 Axis MEMs Gyros Interface
I2C-0 MASTER
2
GPIO
Dosimeter RAM
Watchdog
ADCI /RST
DTFM
?
Counter Timer
18
Camera
UART-0 MASTER
3