Ordering Info and Specifications

Ethernet interface

10/100BaseT Ethernet, Auto-MDIX, with RJ45/magnetics

Serial ports

4 ports, CMOS-level

UART capabilities

Baudrates up to 921'600bps; none/even/odd/mark/space parity and 7/8 bits/character

Number of I/O lines

54 lines (including 5 on the wireless add-on connector);

all lines are 5V-tolerant;

40 of I/O lines are combined into five 8-bit ports;

8 lines can be used as interrupt lines.

Max. load current for each I/O line

10mA

Square wave generator

6Hz - 22'1184MHz, primarily intended for driving external buzzer

Real-time counter (RTC)

40 bit, increments at 128Hz

RTC backup power source ("-S" version only)

Supercapacitor, supports RTC for approximately 6 days

Clock frequency

11.0592MHz with PLL off

88.4736MHz with PLL on

Flash memory

1024KBytes, the entire memory minus 64KB is available for storing Tibbo BASIC/C application and data.

Typical write endurance is 100'000 write cycles per 256-byte sector. See the warning in Flash and EEPROM Memory.

EEPROM memory

2048 bytes, 2020 bytes available for storing application data.

Typical write endurance is around 1'000'000 write cycles per 16-byte EEPROM sector. See Prolonging and Estimating EEPROM life.

Switching regulator supply voltage (supplied via the power jack or VIN pin)

unregulated, 8-20V input range, 12V nominal

Direct system power (supplied via the 3.3V pin bypassing the switching regulator)

regulated, 3.3V +/- 10%

Available current on the 3.3V pin (when powering through the voltage regulator)

1.0A if the WA2000 is used

1.3A if the WA2000 is not used

Reset circuit trip voltage (3.3V system power line)

3.0V on power-up (i.e. when the voltage is rising)

2.9V on brown-out (i.e. when the voltage is dropping)

Operating current when the 3.3V is supplied directly through the 3.3V pin

55mA with PLL off, Ethernet cable unplugged

70mA with PLL off, 10BaseT mode

130mA with PLL off, 100BaseT mode

175mA with PLL on, Ethernet cable unplugged

190mA with PLL on, 10BaseT mode

250mA with PLL on, 100BaseT mode

Operating temperature

-20 to +80 degrees C

Operating relative humidity

10-90%

Mechanical dimensions (excluding RJ45 and power jack)

EM1001: 75x36x17.5mm

EM1001G: 75x36x19mm