Selection of Smart-Its P Prototypes and Add-On Boards before Version 1/70

New version can be found here

wpe1.jpg (9967 bytes) Smart-Its P 1.0-1 (Smart-Its RF)
  • Communication: RFM 868.35 MHz, 125kbit/s, encoding adopted to application / low power consumption, slotted TDMA/CS&CA, strict sync
  • Processing: PIC 16F876 20 MHz
  • Sensors: 1 sensor & 3 actuator on board (1 low current, 1 high current LED, Piezo, 1 feature interface for additional sensors, sensor boards, actuators, Ethernet bridges : serial (TTL level), I2C, general I/O
  • Power supply: 1-3.3V: lithium coin cell, AAA,AA,A batteries, rechargables, NC cells, NiMH cells ...
  • in circuit programming and debugging with off-the-shelf programmers
  • Size: 46x42mm
wpe2.jpg (11324 bytes) Sensor Board for Smart-Its
(V 1.0-2)
  • Interfaces to Smart-Its RF: extended I2C (I2C & interrupt control line, 300 kHz)
  • Acceleration Sensor (2 axis, ADXL202), mid prec.
  • Pressure Sensor, low prec. (from 20 g - several kilogram)
  • Light Sensor (daylight or IR as replacement), mid prec.
  • Temperature Sensor DS1603 mid prec.
  • Microphone Sensor high precision, high linear
  • Piezo Speaker Output, 2 low current, 1 high current LED (can be replaced by e.g. vibration motor)
  • Power supply through main board (e.g. Smart-It) or separate, from 1-5V; internal generation of 5V
  • 5V  power supply output for external boards
  • Own Processor (Microchip PIC 16F877@20MHz) for preprocessing of sensor data & user applications; 13 kbyte Program Flash RAM, 386 byte RAM and 8kbyte FRAM (optional)
  • Additional feature connector for more sensors etc, incl. A/D, Interrupt lines, digital I/O, serial, I2C, SPI, software selectable
  • hardware supported I2C and serial line (TTL) interfaces
  • in circuit programming and debugging with off-the-shelf programmers
  • Real Time Clock (precision: 2 sec/year)
  • Size: 42x48 mm
RS232 Add-On (AR 0.0-0)
  • Interfaces to Smart-Its
  • RS232 level
  • IrDA physical layer
  • Power supply through main board (e.g. Smart-It)
Test I/O (IO-TS 0.0-0)
  • I/O Test board for input and output
  • Power supply through main board (e.g. Smart-It)
 

 

Historic Boards

Smart-Its P 0.0-1
  • Communication: RFM TR 1001 free-license 868.35 MHz band, 125kbit/s, encoding adopted to application / low power consumption
  • Processing: PIC 16F876 20 MHz
  • Sensors: 1 sensor & 1 actor on board, interfaces for sensor/actor boards: serial (TTL level), I2C, analog&digital
  • Power supply: e.g. 3V lithium cell, AAA rechargeable... (1-3.3V in)
Sensor Board for Smart-Its
(V 0.0-2)
  • Interfaces to Smart-Its: I2C
  • Acceleration Sensor
  • Pressure Sensor
  • Light Sensor
  • Temperature Sensor
  • Microphone Sensor
  • Piezo Speaker Output
  • Power supply through main board (e.g. Smart-It)
  • Own Processor (Microchip PIC 16F877) for preprocessing of sensor data
  • Size: 42x48 mm
Smart-Its P 0.0.0
  • 9600 bit/s communication (DR1001 module)
  • I2c, serial, diverse I/O
  • 3.3 V power supply only
  • 2 LEDs, 1 piezo speaker

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