Description
The RCM3900 module is ideal for developing high-performance and secure applications embedding the WEB or large masses of data. Main features: 10 / 100BaseT Ethernet, 1 GB SRAM, 512 Flash, microSD card support up to 1 GB, 6 serial ports, 52 digital I / O, Rabbit3000A @ 44.2 MHz microprocessor
Rabbit is a trademark of Digi International
Characteristics | RCM3900 | RCM3910 |
Microprocessor |
Rabbit3000A @ 44.2MHz |
|
Ethernet port |
10 / 100BaseT, RJ45 plug, 3 LEDs |
|
Flash memory |
512Kb |
|
SRAM memory |
512KB (programs) + 512KB (data) |
|
32MB NAND Flash additional memory |
Yes |
No |
MicroSD reader |
128MB cards up to 1GB |
|
Handling "hot" cards |
Yes |
|
Backup battery |
Connection for battery or user battery (RTC and SRAM support) |
|
LED indicators |
4: ACT (activity), LINK (connection), PFM (Parallel Flash Memory), USR (user programmable) |
|
Versatile inputs / outputs |
52 digital I / Os: - 44 bidirectional - 4 fixed inputs - 4 fixed outputs |
|
Additional entries |
2 Startup, Reset modes |
|
Additional outputs |
Status, Reset |
|
Auxiliary bus inputs / outputs |
8 data lines and 6 address lines (shared with I / O), plus read / write I / O |
|
Serial ports |
5 3.3 volt CMOS compatible: - 5 configurable asynchronously (with IrDA) - 3 configurable synchronously (SPI) - 2 configurable in SDLC / HDLC - 1 asynchronous serial port dedicated to programming |
|
Series speed |
Maximum asynchronous speed = Clock / 8 |
|
Slave interface |
Slave port for use of a master or smart devices from a master controller |
|
Real time clock |
Yes |
|
Timers |
10 8-bit timers (6 cascadable from the first) and 1 10-bit timer with 2 match registers |
|
Watchdog / Supervisor |
Yes |
|
PWM |
10-bit counter and 4 modulation registers |
|
Pulse inputs |
2 pulse inputs for speed measurement or event detection |
|
Quadrature decoders |
2 quadrature strings for external incremental encoder module inputs |
|
Food |
3.15-3.45 VDC, 325mA / 3.3V @ 44.2 MHz |
|
Operating temperature |
-20 ° C to + 85 ° C |
|
Humidity |
5 to 95% non-condensed |
|
Connections |
2 2x17 pin connectors (2mm pitch) and 1 2x5 pin 1.27mm pitch connector for programming |
|
Dimensions |
47 mm x 69 mm x 22 mm |