电子游戏史/平台/LeapFrog Didj

LeapFrog Didj

历史

发布

该系统于2008年2月5日宣布发布。^[1] Didj 被定位为更像是一款具有教育价值的游戏设备，而不是一款具有娱乐价值的教育设备。^[2]

Didj 于 2008 年年中发布。^[2] 该系统在发布时的售价为 89.99 美元，游戏售价为 29.99 美元。^[1]^[3]

到 2010 年 2 月，该系统售价已降至低至 25 美元，引起了寻找廉价便携式电脑的 Linux 爱好者的兴趣。^[4] 到 2010 年年中，该设备已停产。^[5]

遗产

由于该系统在 Linux 爱好者中很受欢迎，因此为其开发了数量惊人的改装，包括添加 MicroSD 卡功能或将 RAM 翻倍至 64 兆字节。^[6]

技术

Didj 基于 LeapFrog Pollux 平台。^[5] Didj 使用与 GP2X 相同的 CPU，但时钟速度较低，软件在这两者之间具有相对的可移植性。^[5]^[7] 该处理器使用 32 位 ARM9 架构。^[1]^[4] 不同的来源列出的处理器时钟速度分别为 300 兆赫兹或 393 兆赫兹。^[1]^[4] 该系统具有 32 兆字节的 RAM，不同的来源列出了“DDRI”或“SDRAM”。^[8]^[4] 该系统图形支持基本 3D，并具有 OpenGL ES 1.1 支持。^[4]

该系统具有 256 兆字节的内部存储空间，游戏卡媒介可以容纳 64 兆字节。^[4]

该系统使用 Brio 固件。^[4]

Didj 具有 3.2 英寸的屏幕，分辨率为 320 x 240 像素。^[4] 该屏幕可以输出 1670 万种颜色。^[4] 该系统具有未使用的复合输出硬件，可以通过改装启用。^[9]

该系统由 4 节 AA 电池供电，并提供可选的 35 美元可充电镍氢电池组。^[5]^[10]^[2] 2008 年 10 月至 2008 年 10 月 23 日之间售出的 35,000 个早期可充电电池组存在缺陷并被召回，因为它们可能会灼伤用户，并且报告了一起手部灼伤事件。^[10]

游戏

游戏可以使用自定义词汇进行增强。^[11]

参考文献

维基百科在 LeapFrog Didj 上有相关信息

↑ ^a ^b ^c ^d "LeapFrog Leapster2 and Didj: Handheld Edu-Gamers For the Pre-iPod/Cellphone/DS Demographic" (in en-us). Gizmodo. https://gizmodo.com/leapfrog-leapster2-and-didj-handheld-edu-gamers-for-th-352886.
↑ ^a ^b ^c "LeapFrog Didj - Video" (in en). https://www.cnet.com/videos/leapfrog-didj/.
↑ "LeapFrog intros web-connected Leapster2 and Didj handhelds". Engadget. https://www.engadget.com/2008-02-05-leapfrog-intros-web-connected-leapster2-and-didj-handhelds.html.
↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ "Leapfrog Didj: Handheld Linux On The Cheap". Hackaday. 1 February 2010. https://hackaday.com/2010/02/01/leapfrog-didj-handheld-linux-on-the-cheap/.
↑ ^a ^b ^c ^d "Didj - eLinux.org". elinux.org. Retrieved 18 March 2021.
↑ "Didj Hacking: DJHI 2.8 Preorder". Hackaday. 18 April 2010. https://hackaday.com/2010/04/18/didj-hacking-djhi-2-8-preorder/.
↑ "Leapfrog Didj: Followup". Hackaday. 3 February 2010. https://hackaday.com/2010/02/03/leapfrog-didj-followup/.
↑ "LeapFrog Pollux Platform: Technical Details - eLinux.org". elinux.org. Retrieved 18 March 2021.
↑ "DIDJ Composite Video Out". Hackaday. 30 June 2010. https://hackaday.com/2010/06/30/didj-composite-video-out/.
↑ ^a ^b "Gaming System Batteries and Recharging Station Recalled by LeapFrog Due to Burn Hazard" (in en). U.S. Consumer Product Safety Commission. 19 May 2016. https://www.cpsc.gov/Recalls/2008/gaming-system-batteries-and-recharging-station-recalled-by-leapfrog-due-to-burn-hazard.
↑ "Hands-on with LeapFrog's new edutainment lineup". Engadget. https://www.engadget.com/2008-02-17-hands-on-with-leapfrogs-new-edutainment-lineup.html.

[Gizmodo_Didj-1] "LeapFrog Leapster2 and Didj: Handheld Edu-Gamers For the Pre-iPod/Cellphone/DS Demographic" (in en-us). Gizmodo. https://gizmodo.com/leapfrog-leapster2-and-didj-handheld-edu-gamers-for-th-352886.

[Cnet_Didj-2] "LeapFrog Didj - Video" (in en). https://www.cnet.com/videos/leapfrog-didj/.

[3] "LeapFrog intros web-connected Leapster2 and Didj handhelds". Engadget. https://www.engadget.com/2008-02-05-leapfrog-intros-web-connected-leapster2-and-didj-handhelds.html.

[Cheap_Didj-4] ↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ "Leapfrog Didj: Handheld Linux On The Cheap". Hackaday. 1 February 2010. https://hackaday.com/2010/02/01/leapfrog-didj-handheld-linux-on-the-cheap/.

[elinux_didj-5] "Didj - eLinux.org". elinux.org. Retrieved 18 March 2021.

[6] "Didj Hacking: DJHI 2.8 Preorder". Hackaday. 18 April 2010. https://hackaday.com/2010/04/18/didj-hacking-djhi-2-8-preorder/.

[7] "Leapfrog Didj: Followup". Hackaday. 3 February 2010. https://hackaday.com/2010/02/03/leapfrog-didj-followup/.

[8] "LeapFrog Pollux Platform: Technical Details - eLinux.org". elinux.org. Retrieved 18 March 2021.

[9] "DIDJ Composite Video Out". Hackaday. 30 June 2010. https://hackaday.com/2010/06/30/didj-composite-video-out/.

[Didj_Recall-10] "Gaming System Batteries and Recharging Station Recalled by LeapFrog Due to Burn Hazard" (in en). U.S. Consumer Product Safety Commission. 19 May 2016. https://www.cpsc.gov/Recalls/2008/gaming-system-batteries-and-recharging-station-recalled-by-leapfrog-due-to-burn-hazard.

[11] "Hands-on with LeapFrog's new edutainment lineup". Engadget. https://www.engadget.com/2008-02-17-hands-on-with-leapfrogs-new-edutainment-lineup.html.