Post on 23-Dec-2015
transcript
THE INEBRIATION STATION
Team 1: Jon Schwarz, Carlo Mesina, Mike Wei & Bill Bergquist
Design Constraints
Updated PSSCs An ability to use an RFID tag to identify a user. An ability to receive user input about drink
selection & drink size. An ability to fill a cup to a user-specified amount
with a user-specified beverage. An ability to display user information (name,
account funds, drinks purchased) and device statistics (keg fill level & temperature) on the onboard LCD.
An ability to communicate with a remote database to retrieve and manipulate user data.
Updated Block Diagram
Major Constraints
Price of components Food-safe components Refrigerator Choice
Computation Power
Constraints Non-Constraints
MicrocontrollerPIC24FJ128GB110 PIC24F04KA201
$4.28 16-bit Architecture 4 UART 3 SPI 3 I2C 16K SRAM/128K Flash 84 I/O Pins
$1.27 16-bit Architecture 2 UART 1 SPI 1 I2C 512 SRAM/4K Flash 18 I/O Pins
Solenoid ValveASCO
U8256A108E
ASCO
U8256A104E
$48.00 NSF 61 & 169 1/8” Pipe CV 0.17 Normally Closed Direct Acting
$57.00 NSF 61 & 169 1/4” Pipe CV 0.17 Normally Closed Direct Acting
ASCO
U8256A104E
$57.00 NSF 61 & 169 1/4” Pipe CV 0.15 Normally Closed Direct Acting
LCD and KeypadCrystalFontz
CFA635-TFE-KL
Matrix Orbital
GLT240128
20x4 LCD Display Four bi-color indicator
LEDs RS-232 Interface Integrated 6-button
Keypad 83 mm x 28 mm
Viewing Area ~$77
Touch Screen RS-232 Interface Adjustable Baud Rate 108 mm x 58 mm
Viewing Area 240 x 128 pixels Upload/Create a Font ~$220