128
Boards
© Tibbo Technology Inc.
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4 synchronous serial ports with SPI and I2C modes.
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Supports LCD and OLED panels*.
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Supports matrix and binary output keypads*.
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RTC with backup power input (optional onboard supercapacitor).
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22KB SRAM for Tibbo BASIC/C variables and data.
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1MB flash memory for TiOS, application code, and file system.
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2048-byte EEPROM for data storage.
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Three status LEDs onboard:
- Green and red main status LEDs;
- Yellow Ethernet link LED.
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Two control lines for external green and red main status LEDs;
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Software- and hardware-controlled PLL for selecting high or low speed.
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Reliable power-on/ brown-out reset circuit.
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Powering options:
- Through the switching regulator, 12VDC nominal (8 ~ 20V);
- Using regulated 3.3V power (the regulator is bypassed).
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The regulator can provide up to 1.3A @ 3.3V to external devices.
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Power: 100mA @ 3.3V (100BaseT mode, full speed).
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Dimensions (LxWxH): 75 x 36 x 17.5mm**.
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Operating temperature range: -40 ~ +70 C.
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Firmware is upgradeable through the serial port or network.
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Tibbo BASIC/C application can be uploaded and debugged through the Ethernet
LAN (no additional debugging hardware is required).
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CE- and FCC-certified.
* Must be connected externally.
**Not including RJ45, power jack, WA2000.
Programming features
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Platform objects:
beep — generates buzzer patterns.
button — monitors the MD (setup) line.
fd — manages the flash memory file system and direct sector access.
io — handles I/O lines, ports, and interrupts.
kp — works with matrix and binary keypads.
lcd — controls graphical display panels.
net — controls the Ethernet port.
pat — "plays" patterns on up to five LED pairs.
ppp — accesses the Internet over a serial modem (GPRS, etc.).
pppoe — accesses the Internet over an ADSL modem.
romfile — facilitates access to resource files (fixed data).
rtc — keeps track of date and time.