The H4091 is a package of four boards and cards for development with the H6043 ARM9 module from Hectronic.

The following are included in H4091:

• H4091A: Breakout board for ethernet and USB connectors

• H4091B: Debug board, RS232 connected

• H4091C: Four button expansion card

• H4091D: RFID expansion card

The H4091A Breakout board works as a Reference carrier board to the module but can also be included in a ready-made product.

H4091A features:

• One ethernet

• Two USB host connectors

• I2C

• GPIO interface

• SPI interface