Java Development on PDAs Building Applications for PocketPC and Palm

Palm Models

As the Palm platform has evolved, the hardware has evolved as well. Additionally, new hardware vendors have developed non-Palm PDAs that run Palm OS. Table 2.4 shows a selection of devices produced by Palm Inc. and licensees of Palm OS.

Table 2.4. Comparison of Palm OS朆ased Devices^[a]

Device	Total RAM	Dynamic Heap[b]	Palm OS[c]	CPU Type	CPU Speed
Palm IIIx	4 MB	128 KB	3.1	Dragonball EZ	16 MHz
Palm V	2 MB	128 KB	3.1	Dragonball EZ	16 MHz
Palm VII	2 MB	128 KB	3.2.0/3.2.5	Dragonball/Dragonball EZ	16 MHz
Palm VIIx	8 MB	256 KB	3.5	Dragonball EZ	20 MHz
Palm i705	8 MB		4.1
Handspring Visor	2 MB	128 KB	3.1	Dragonball EZ	16 MHz
Handspring Visor Edge	8 MB	256 KB	3.5.2	Dragonball VZ	33 MHz
IBM WorkPad (Original)	4 MB	96 KB	3.0	Dragonball EZ	16 MHz
Qualcomm pdQ 1900	2 MB	128 KB	3.02	Dragonball EZ	16 MHz
Sony CLIE PEG-S500c	8 MB	256 KB	3.5	Dragonball EZ	20 MHz
Supra eKey	2 MB	128 KB	3.1	Dragonball EZ	16 MHz
Symbol SPT1740	2/4/8 MB	128 KB	3.2	Dragonball	16 MHz
TRG TRGpro	8 MB	128 KB/256 KB	3.3/3.5.1	Dragonball EZ	16 MHz

^[a] This list was derived from http://www.palmos.com/dev/tech/hardware/compare.html.

^[b] Depends on the version of Palm OS installed.

^[c] Palm OS version refers to the version originally shipped. Palm OS version of a particular device may have changed owing to upgrades.