使用说明：
将压缩包解压，拷贝其中的”mapthis”目录到PSP记忆棒中”PSP/GAME”目录中。然后打开PSP，在Game中选择记忆棒，然后运行MapThis主程序。注意：本下载包中并不包含地图数据，请用户自行下载所需要的地图文件。
新版改进如下：
* Generic serial GPS receivers support (Holux gpslim236-240, M1000-1200 and others) for slim psp
* One version of the program (FW3.XX) supports both PSP-290 and Holux receivers.
* Type of receiver can now be selected via configuration screen:
* ENABLESERIALPORT=1 - Holux / serial port gps devices
* ENABLESERIALPORT=0 - PSP-290 support
* WIFI upload should now work in all versions of the program. (must be enabled with LOADWIFI=1 flag)
* Variable map scroll speed (controlled via CURSORSPEED=..)
* Zoom in/out animation (toggled with SMOOTHZOOM=1)
* Smooth transition between 2D and bird-view modes
* Sound output controlled programatically in FW3.xx version. (applies to serial port gps devices only)
* If during program starup the audio/serial connector is not plugged in, the sound is routed to internal speakers.
* Rotating POI icons, better rendering of compass arrows, etc
* Numerous rendering optiomizations (as of v05.05)
* Misc bug fixes
* Code cleanup
* Source code included
下载：PSP GPS地图导航软件MapThis v0.5.20改版
