User Manual

DSH, Datasheet 903501205 May 1, 2003
Zensys A/S ZM1220 Z-Wave Module Page 14 of 15
CONFIDENTIAL
5 SW SPECIFICATION
5.1 Free SW resources
The Z-Wave protocol does not use all of the available SW resources on the ZM1220 Z-Wave Module.
The following sections describe the resources left for OEM SW for the different Z-Wave protocol API
devices. For further information on these Z-Wave Slave and Z-Wave Controller API packages, see [5]
and [6].
5.1.1 Z-Wave Slave
Free resources when the ZM1220 Z-Wave Module is loaded with a Z-Wave Slave protocol package.
Resources Description
Flash 18 kbyte
SRAM 1.024 byte
External EEPROM Not used by slaves
8/16 bit HW timers 1 configurable
SW timers 8
Table 9 Free resources using Z-Wave Slave API
5.1.2 Z-Wave Controller
Free resources when the ZM1220 Z-Wave module is loaded with a Z-Wave Controller protocol package.
Resources Description
Flash 14 k byte
SRAM 1.024 byte
External EEPROM 8 k byte
8/16 bit HW timers 1 configurable
SW timers 6
Table 14 Free resources using Z-Wave Controller API