Basic Stamp 2P40 Module

The BS2p40-IC is useful for those that have previous experience with the BS2 and would like more speed, variable space, program space, I/O pins, or built-in support for character LCDs and the I2C and 1-Wire protocols; for example, LCDIN / LCDOUT, I2CIN / I2COUT, OWIN / OWOUT and POLLIN / POLLOUT / POLLMODE / POLLRUN / POLLWAIT

Technical Specifications
Processor Speed 20 MHz
Turbo Program Execution Speed ~12,000 instructions/sec.
RAM Size 38 Bytes (12 I/O, 26 Variable)
Scratch Pad RAM 128 Bytes
EEPROM (Program) Size 8 x 2K Bytes, ~4,000 instructions
I/O Pins 32 +2 Dedicated Serial
Voltage Requirements 5 - 12 vdc
Current Draw at 5V 40 mA Run / 350 A Sleep
PBASIC Commands 61
Size 2.1"x0.6"x0.4"