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[88.115.212.31]) by smtp.gmail.com with ESMTPSA id w26-20020ac2599a000000b00516a1a54edbsm209493lfn.94.2024.04.05.07.31.28 for <9fans@9fans.net> (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 05 Apr 2024 07:31:28 -0700 (PDT) From: slash 9fans Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.700.6.1.1\)) Subject: Re: [9fans] 9legacy Raspberry Pi HDMI video questions Date: Fri, 5 Apr 2024 17:31:17 +0300 References: <62FA30F0-EAA2-4661-A5B0-C67BFD2F13A2@gmail.com> To: 9fans <9fans@9fans.net> In-Reply-To: <62FA30F0-EAA2-4661-A5B0-C67BFD2F13A2@gmail.com> Message-Id: <82CAF67C-674F-4A8B-A712-B2DFE7A30A9F@gmail.com> X-Mailer: Apple Mail (2.3731.700.6.1.1) Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: 3596cb6c-f359-11ee-80bf-c008c0aa5f61 Archived-At: =?UTF-8?B?PGh0dHBzOi8vOWZhbnMudG9waWNib3guY29tL2dyb3Vwcy85?= =?UTF-8?B?ZmFucy9UM2IxNjA5YjM5MjZhMmYxOS1NOTgyNjM5OTMwMmNiNWJmNTVhYzk0?= =?UTF-8?B?ZTAxPg==?= List-Help: List-Id: "9fans" <9fans.9fans.net> List-Post: List-Software: Topicbox v0 List-Subscribe: Precedence: list Reply-To: 9fans <9fans@9fans.net> List-Unsubscribe: , Topicbox-Delivery-ID: 2:9fans:437d30aa-c441-11e9-8a57-d036212d11b0:522be890-2105-11eb-b15e-8d699134e1fa:M9826399302cb5bf55ac94e01:1:68l5utYIbiPkLTxANUcX1_2vfSwKp4KjogHeis8kg6Y I was able to remove the black border by appending the following lines to c= onfig.txt: hdmi_group=3D2 hdmi_mode=3D82 hdmi_cvt=3D1920 1080 60 3 0 0 1 framebuffer_width=3D1920 framebuffer_height=3D1080 max_framebuffer_width=3D1920 max_framebuffer_height=3D1080 The lesson I learned was that the Pi needs to be physically powered off aft= er making changes to the config file. ctrl-t ctrl-t r is not sufficient. / > On 5. Apr 2024, at 16.33, slash 9fans wrote: >=20 > Dear 9fans, >=20 > I am booting my Raspberry Pi 4B off the 9legacy SD card image (http://www= .9legacy.org/download.html) and it boots fine with the default config.txt, = but there is a 48-pixel wide black border on the screen. >=20 > term% echo `{ dd -if /dev/screen -bs 64 -count 1} > 0+1 records in > 0+1 records out > r5g6b5 0 0 1824 984 >=20 > The Pi is connected to a standard 1080p 60Hz monitor via HDMI. How can I = get rid of the black border i.e. expand the screen size to 1920x1080? If an= yone has accomplished this, could you share your config.txt? Also, how can = I enable 24bit colors? Thank you. >=20 > / >=20 ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/T3b1609b3926a2f19-M98263= 99302cb5bf55ac94e01 Delivery options: https://9fans.topicbox.com/groups/9fans/subscription