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