SNAP PAC S-Series User’s Guide
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A: Technical Specifications
Processor
266 MHz 32-bit ColdFire
®
5475 with integrated floating-point unit (FPU)
Memory
SNAP-PAC-S1 and SNAP-PAC-S2
Total RAM: 32 MB
Total RAM for PAC Control Strategies: 16 MB
Battery-backed RAM: 8 MB
RAM File Storage: 2.5 MB
Flash File Storage: 4 MB
SNAP-PAC-S1-W and SNAP-PAC-S2-W
Total RAM: 128 MB
Total RAM for PAC Control Strategies: 64MB
Battery-backed RAM: 8 MB
RAM File Storage: 16 MB
Flash File Storage: 4 MB
Removable storage
(Models with manufacture dates of June 2014 and newer. Requires firmware
R9.4a or higher and loader R6.1a or higher) MicroSD card slot: supports
microSD or microSDHC cards to 32 GB.
(Models with manufacture dates of November 2008 through May 2014 with
firmware R8.4 or higher) microSD card slot: supports microSD cards up to 2
GB.
Backup battery
SNAP-PAC-S1s with serial number 625654 or higher and all SNAP-PAC-S2s:
Rechargeable (recharges whenever the brain has power), 1-year power-off
data retention (replacement part number: SNAP-PAC-BATTERY-ML2430).
SNAP-PAC-S1s with serial number 625653 or lower: User-replaceable 3.6-volt
TL 5242 /W lithium, 10-year minimum power-off data retention (replacement
part number: G4BATT32).
Ethernet Communication
(wired) to host and I/O
Two independent 10/100 Mbps Ethernet network interfaces (RJ-45 connec-
tors). Each interface has a separate IP address (separate subnet).
Ethernet Communication
(wireless)*
Wireless LAN interface with separate IP address.
Topologies: Infrastructure, Ad-Hoc
Security: 802.11i; AES - Compatible with WPA2 Personal, TKIP - Compatible
with WPA Personal, WEP.
NOTE: TKIP/AES security is not supported in Ad-Hoc mode.
Frequency 802.11a: 5.180–5.240 GHz, 5.745–5.825 GHz
Frequency 802.11b/g: 2.412–2.472 GHz, 2.484 GHz
Transmit Power: 15 dBm maximum
Antenna Connector: Reverse polarity SMA (RP-SMA or RSMA)
Roaming: Supported within an SSID (Service Set Identifier) only
