,200818052 九、發明說明： 【發明所屬之技術領域】 ^ (0n'Screen Dispi-5 os°)^ :a具有動恶顯不晝面功能之屏幕顯示裝置及 顯不方法。 4 1 & 【先前技術】 %知t視目&已成為每個家庭必備之家電用品，且隨 =電子技術之進展，已發展出能夠提供較佳影像品質及較 10夕即目頻這之電視系統。屏幕顯示（0SD)是應用在電視營 幕上，以便在電視螢幕上產生一些特殊的字形或圖形，讓 2看者得到__些訊息。t觀看者操作電視機換台或調整音 里、晝質等，電視螢幕就會顯示目前狀態讓觀看者知道。 因此’屏幕顯示裝置便成為人機界面上重要的訊息產生裝 15 置。 習知屏幕顯示裝置的架構可區分為點陣圖（bitmap base)和文字型（f〇nt base)兩種。點陣圖之屏幕顯示裝置可 ^供圖像較為豐富的使用者界面，但需要較大的記憶體容 1。點陣圖之屏幕顯示裝置先將屏幕顯示的晝面儲存成 20點陣圖，此點陣圖可為直接顏色對應，或是顏色指標。如 果疋顏色指標陣列，則經過調色盤對映後，將點陣圖的 屏幕顯示輸出至顯示器。如美國專利US6，118,494號公告 十’係藉由定義點陣圖的檔頭參數來區別顏色的對應方式。 5 200818052 200818052 15 ϋ 20 而文字型之屏幕顯干驻罢 .、、員不衷置具有軟體發展方便且 要較少的記憶體容量的優點，細σ Λ 而 但只能提供較為簡單的屏幕 :不尸旦^予里之屏幕顯示裂置以字元（――為單 位，屏幕顯示則可以視為一玄 為 陣。文字型之屏幕顯 不^置利用此矩陣的資訊，將欲顯示的字元自一字元記憶 體中取出後，經過色盤對映後輸出至顯示端。 由於目前顯示器對於屏幕顯示的表 高，靜態的屏幕顯示已漸漸盔法一 " 七^ ^ l /斩無法滿足屏幂顯示的表現要 ί。，漸地，屏幕顯示晝面也開始需要顯示動態書面。盆 中點陣圖的應用而t ’動態的屏幕顯示晝面可藉由在記憶 m固顯示晝面，再利用隨著時間改變記憶體位 址’取出點陣資料的方式，達到顯示動態晝面的目的。 晉Γ專US5,969,77()號提出—解壓縮視訊流裝 r爯：資料以和視訊流相同的方式她 t再利用該裝置原來的解壓縮引擎，將屏幕顯示利用分 k夕工的方式解I縮後顯示，其中採用輪出複接 靜態圖形的數位視頻信號與壓縮後的動態圖形混人在一 =到，形與動晝圖形組合，進而達到屏幕；示動 :效果。但疋’該專利所揭露之技術乃利用中央處理哭 π文變顯示資料本身的内容’因而需要較多的複 更增加了成本。 …曰加硬體的複雜性， 綜上所述，習知方法_純定的細 的記憶體空間及較多的處理運算，才料到動態屏幕顯 6 200818052 示。因此可知，習知屏幕顯 方法仍存有諸多之缺失 衣罝及屏幕顯示動態顯示 有予以改進之必要。 【發明内容】 5 Ο 10 15 u 20 本發明之一目的係在一 之屏幕顯示裝置及顯示、#具有動態顯示晝面功能 求，而達到節省成本的目的。俾降低外部記憶體大小需 能之尸幕^目的係在提供—種具有動態顯示書面功 月匕之屏幕顯不裝置 一囬工刀 動態屏幕顯示效果方法’俾減少處理運算，而達到 依據本發明之—特色， 示晝面功能之屏篡辟1 月係如出—種具有動態顯 刀此之屏幕顯不裝置，包括 顏色迴圈指桿韓拖吳α 伯你一衣衣置、一 接收一屏幕顧厂、：ί及一顏色盤。該指標查表裝置用以 ”、、不貝料，該屏幕顯示資料包含一屏幕顯亍A 像及該屏幕顯示影像 拳…員不衫 像相對應的一屬性，該屬性具有一沪 該指標查表聚置依據該屬性之該指標產生—顏色曰 …亥顏色迴圈指標轉換器連接至該指標查表裝置，用二 依據一預定函數來修改該顏色指標；該顏色盤連接 色迴圈指標轉換器，以將修改後之該顏色指標對應至Γ顯 不顏色，俾以該顯示顏色來顯示該屏幕顯示影像。 、 兹一依據本發明之另一特色，本發明係提出一種具有動態 顯不畫面功能之屏幕顯示方法，包括一接收步驟、—自動 修改顏色指標步驟、一顏色對應步驟及一混合步驟。該接 收步驟接收一屏幕顯示資料，該屏幕顯示資料包含一屏幕 7 200818052 ' 顯示影像及該屏幕顯示影像相對應的-屬性，該屬性具有 -指標’依據該屬性之該指標經由查表產生一顏色指標； 該自動修改顏色指標步驟依據一預定函數，以修改該顏色 指標；該顏色對應步驟用以將修改後之前述顏色指標對應 5至一顯示顏色，俾以該顯示顏色來顯示該屏幕顯示影像； 該混合步驟將該屏幕顯示影像與一影像資料流混合，俾在 一顯示單元上顯示。 Γ 【實施方式】 10 圖1係本發明具有動態顯示晝面功能之屏幕顯示裝置 之方塊圖，其係讓點陣圖（bitmapbase)屏幕顯示裝置達到具 有色衫循環功能。該屏幕顯示裝置包括一第一記憶體105、 一第一處理單元110、一第二記憶體i 15、一第一屬性 (^ribute)解碼器120、一指標查表裝置125、一顏色迴圈指 15 標（c0l0r looP index)轉換器130、一參考時序產生器135、一 , 顏色盤（color palette) 140、及一混合器 145。, 200818052 IX. Description of the invention: [Technical field to which the invention pertains] ^ (0n'Screen Dispi-5 os°)^ : a screen display device and display method for the function of moving and displaying the surface. 4 1 & [Previous Technology] % knows that & has become a must-have for every household, and with the advancement of electronic technology, it has been developed to provide better image quality and better than the 10th. TV system. The on-screen display (0SD) is applied to the TV screen to create special glyphs or graphics on the TV screen, allowing 2 viewers to get __ messages. When the viewer operates the TV to change channels or adjust the sound, enamel, etc., the TV screen will display the current status for the viewer to know. Therefore, the screen display device becomes an important message generating device on the human-machine interface. The architecture of the conventional screen display device can be divided into two types: a bitmap base and a text type (f〇nt base). The dot matrix display device can provide a rich user interface, but requires a large memory. The screen display device of the dot map first stores the face of the screen display as a 20 dot pattern, which may be a direct color correspondence or a color indicator. If the color indicator array is used, the screen display of the dot pattern is output to the display after being mapped by the palette. For example, U.S. Patent No. 6,118,494, the disclosure of which is to determine the corresponding manner of the color by defining the head parameters of the dot pattern. 5 200818052 200818052 15 ϋ 20 And the text type screen is dry, and the staff is not comfortable with the advantages of software development and less memory capacity, fine σ Λ but can only provide a relatively simple screen: The screen of the corpse is not displayed in the character (-, the screen display can be regarded as a mysterious array. The text type screen does not display the information of the matrix, the word to be displayed After the element is taken out from a character memory, it is output to the display end after the color disk is mapped. Since the current display is high on the screen display, the static screen display has gradually become a helmet method. Satisfy the performance of the screen power display. Gradually, the screen display also needs to display dynamic writing. The application of the bitmap in the basin and the t' dynamic screen display can be displayed in the memory. Then, by changing the memory address over time, the method of extracting the dot matrix data is used to achieve the purpose of displaying the dynamic surface. The Jinsui special US5,969,77() is proposed to decompress the video stream r: the data is Video streaming the same way Then use the original decompression engine of the device to display the screen display using the method of dividing the k-threshold, and then display the digital video signal of the static image with the wheel and the compressed dynamic image. To, the combination of shape and dynamic graphics, and then to achieve the screen; display: effect. However, the technology disclosed in the patent uses the central processing of crying π text to display the content of the data itself' thus requiring more complex additions Cost. ... Adding the complexity of the hardware, in summary, the conventional method _ purely fine memory space and more processing operations, only to the dynamic screen display 6 200818052. Therefore, we know that The screen display method still has a lot of missing clothes and the screen display dynamic display has to be improved. [Summary] 5 Ο 10 15 u 20 One of the objects of the present invention is a screen display device and display, #有动态Display the function of the facet and achieve the purpose of cost saving. 俾 Reduce the size of the external memory, the corpse screen is required to provide a kind of screen with dynamic display of written power. Putting a tool back to the dynamic screen display effect method '俾 reduce the processing operation, and achieve the characteristics according to the present invention, the screen function of the display surface function is as follows - a kind of screen display device with dynamic display knife Including the color loop finger, Han dragged Wu, a Bo, a clothing, a receiving screen, a factory, and a color plate. The indicator table device is used for ",, not, the screen display data. Including a screen display A image and the screen display image punch... a property corresponding to the icon, the attribute has a Shanghai index, the table aggregation is generated according to the attribute of the attribute - color 曰 ... Hai color circle The indicator converter is connected to the indicator look-up device, and the color indicator is modified according to a predetermined function; the color disk is connected to the color circle index converter to match the modified color indicator to the color, 俾The screen display image is displayed in the display color. According to another feature of the present invention, the present invention provides a screen display method having a dynamic display function, including a receiving step, an automatic color modification step, a color corresponding step, and a mixing step. The receiving step receives a screen display data, the screen display data includes a screen 7 200818052 'display image and the screen display image corresponding to the attribute, the attribute has - indicator ' according to the attribute of the indicator generates a color by looking up the table The step of automatically changing the color indicator is performed according to a predetermined function to modify the color indicator; the color corresponding step is configured to correspond to the modified color indicator by 5 to a display color, and displaying the screen display image by the display color. The mixing step mixes the screen display image with an image data stream and displays it on a display unit. Γ Embodiments FIG. 1 is a block diagram of a screen display device having a dynamic display kneading function, which enables a bitmap base screen display device to have a color shirt circulation function. The screen display device includes a first memory 105, a first processing unit 110, a second memory i 15, a first attribute decoder 120, an indicator table device 125, and a color circle. Reference numeral 15 denotes a c0l0r looP index converter 130, a reference timing generator 135, a color palette 140, and a mixer 145.
^ "亥第一圮憶體105用以儲存該屏幕顯示影像（0SD image)之位元圖（bitmap)，該位元圖可為字元及其他圖像之 組合位元圖（bitmap)。該第一記憶體丨〇5為非揮發性記憶 2〇體。忒第一纪憶體105較佳為一僅讀記憶體（Read Only Memory，ROM)。於其他實施例中，該第一記憶體1〇5亦可 為快閃記憶體（Flash)。 該第一處理單元110連接至該第一記憶體1〇5，以讀取 該第一記憶體105中的該屏幕顯示影像（〇SD image)。 8 200818052 該第二記憶體115連接至該第一處理單元11〇，以暫存 該屏幕顯示影像（0SD image)。該第二記憶體115為一動態 隨機存取記憶體。 該第一屬性解碼器120連接至該第二記憶體115，以對 5 該屏幕顯示影像（OSDimage)的屬性進行解碼，以產生該屏 幕顯不影像（OSD image)的屬性。該屬性可包含該屏幕顯示 影像（OSDimage)的顯示位置、重新對應旗標、即時反相旗 標。 ’、 該指標查表裝置125連接至該第一屬性解碼器12〇，用 10以接收一屏幕顯示資料。該屏幕顯示資料包含一屏幕顯示 影像（OSDimage)及該屏幕顯示影像相對應的屬性。該屬性 具有一指標，指標查表裝置125依據該屬性之指標產生一顏 色指標。 S亥顏色迴圈指標轉換器13〇連接至該指標查表裝置 15 I25，用以依據一預定函數來自動修改該顏色指標（color index) 〇 忒參考柃序產生裔135連接至該顏色迴圈指標轉換器 130亚產生-參考時序，該參考時序肖以觸發該顏色迴圈指 標轉換H13G ’俾依據該預定函數以修改該顏色指標（c〇i〇r 20 indeX)。該參考時序較佳為8個垂直同步（Vsync)產生一次， 亦即每8個垂直同步的時間間隔，該預定函數修改該顏色指 標一次。 9 .200818052 該顏色盤140連接至該顏色迴圈指標轉換器13〇，以將 該修改後顏色指標對應至一顯示顏色，俾以該顯示顏色來 顯示該屏幕顯示影像（〇SD image)。 該混合器145耦接於該顏色盤140,用以將該屏幕顯示 5 影像（OSDimage)與一影像資料流混合，俾在一顯示單元上 顯示。 該預定函數係將該顏色指標加上一整數常數，俾產生 修改後的該顏色指標。其中，該整數常數較佳為i。 圖2係本發明具有色彩循環功能之屏幕顯示裝置之運 10 作示意圖。於時間T1時，該屏幕顯示影像21〇的顏色指標工 為10且對應至顏色盤140中的顏色1〇。故屏幕顯示影像21〇 則以顏色10的顏色顯示。於時間T2時，該顏色迴圈指標轉 換為130將顏色指標I加1，俾產生修改後的該顏色指標工為 11。δ亥修改後顏色指標I對應至顏色盤149中的顏色11。故 15 屏幕顯示影像21 〇則以顏色11的顏色顯示。其他時序與前述 相同，不予贅述。 於其他實施例中，該預定函數係將該顏色指標減去一 整數g數，俾產生該修改後顏色指標。該整數常數較佳為 1 °或疋’該預定函數係將該顏色指標加上一隨機整數，俾 20 產生修改後的該顏色指標。 圖3係本發明具有色彩循環功能之屏幕顯示裝置另— 實施例之方塊圖，其係讓文字型（f〇ntbase)屏幕顯示裝置達 到具有色彩循環功能。該裝置一包括一第三記憶體3〇5、一 第二處理單元310、一第四記憶體315、字形記憶體3 1 ό、一 200818052 • =二屬性解碼器320、一指標查表裝置125、一顏色迴圈指 才示（color loop index)轉換器130、一參考時序產生器us、一 顏色盤140、及一混合器145。 忒第二記憶體3〇5用以儲存該屏幕顯示影像（〇sd 5 image)中圖像（graPhic image)之位元圖。該圖像（graphic in^ge)之位元圖可為一圖像（例如小狗）、一符號（例如α )、 或是特殊字形的位元圖。該第三記憶體3〇5較佳為一僅讀記 憶體（R〇M)。於其他實施例中，該第三記憶體3〇5亦可為快 閃記憶體（Flash)。 10 该第二處理單元310連接至該第三記憶體305，以讀取 §亥第二記憶體3〇5中的該圖像之位元圖。 該第四記憶體315連接至該第二處理單元31〇，以暫存 該圖像之位元圖。該第四記憶體315較佳為一動態隨機存取 記憶體。 15 该字形記憶體316連接至該第四記憶體315，該字形記 憶體316儲存該屏幕顯示影像（〇SD image)中字元影像 G (characterimage)之位元圖，進而依據該字元影像之位=圖 及該圖像之位元圖而產生該屏幕顯示影像。於本實施例 中’該屏幕顯示影像可由該字元影像之位元圖及該圖像之 20位元圖所組成。該圖像（graphic image)之位元圖可為一圖像 (例如小狗）、一符號（例如α)、或是特殊字形的位元圖。該 字元影像之位元圖可為一個或多數個字元之位元圖 如·· S字元之位元圖）。 11 200818052 >〜^旦弟二屬性解碼器320連接至該第四記憶體315，以對 &子4像之位元圖的屬性進行解碼，以產生該字元影像 之位元圖的屬性。^ "Hai first memory 105 is used to store a bitmap of the screen display image (0SD image), and the bitmap can be a combined bitmap of characters and other images. The first memory cassette 5 is a non-volatile memory 2 corpus callosum. The first memory element 105 is preferably a read only memory (ROM). In other embodiments, the first memory 1〇5 can also be a flash memory. The first processing unit 110 is connected to the first memory 1〇5 to read the screen display image (〇SD image) in the first memory 105. 8 200818052 The second memory 115 is connected to the first processing unit 11A to temporarily store the screen display image (0SD image). The second memory 115 is a dynamic random access memory. The first attribute decoder 120 is coupled to the second memory 115 to decode the attributes of the screen display image (OSDimage) to generate attributes of the screen display image (OSD image). This attribute can include the display position of the screen display image (OSDimage), the re-corresponding flag, and the instant inversion flag. The indicator lookup device 125 is coupled to the first attribute decoder 12A for receiving an on-screen display material. The screen display material includes an on-screen display image (OSDimage) and an attribute corresponding to the screen display image. The attribute has an indicator, and the indicator lookup device 125 generates a color indicator based on the indicator of the attribute. The S-Hui color loop index converter 13 is connected to the index look-up device 15 I25 for automatically modifying the color index according to a predetermined function. The reference sequence generator 135 is connected to the color loop. The index converter 130 sub-generates a reference timing that triggers the color loop index conversion H13G ' to modify the color indicator (c〇i〇r 20 indeX) according to the predetermined function. Preferably, the reference timing is generated by eight vertical syncs (Vsync), i.e., every eight vertical sync intervals, the predetermined function modifying the color index once. 9 .200818052 The color wheel 140 is connected to the color loop index converter 13〇 to map the modified color indicator to a display color, and the screen display image (〇SD image) is displayed in the display color. The mixer 145 is coupled to the color wheel 140 for mixing the screen display image (OSDimage) with an image data stream and displaying it on a display unit. The predetermined function adds an integer constant to the color indicator to produce the modified color indicator. Wherein, the integer constant is preferably i. Fig. 2 is a schematic view showing the operation of the screen display device having the color cycle function of the present invention. At time T1, the color index of the screen display image 21 is 10 and corresponds to the color 1 in the color wheel 140. Therefore, the screen display image 21〇 is displayed in the color 10 color. At time T2, the color loop index is converted to 130 to increase the color index I by 1, and the modified color indicator is 11 . The color index I after the modification is corresponding to the color 11 in the color disk 149. Therefore, the screen display image 21 is displayed in color 11 color. The other timings are the same as those described above and will not be described again. In other embodiments, the predetermined function subtracts an integer g number from the color indicator to produce the modified color indicator. The integer constant is preferably 1 ° or 疋'. The predetermined function adds a random integer to the color index, and 俾 20 produces the modified color indicator. Fig. 3 is a block diagram showing another embodiment of the screen display device having the color cycle function of the present invention, which enables the text type (f〇ntbase) screen display device to have a color cycle function. The device includes a third memory 3〇5, a second processing unit 310, a fourth memory 315, a font memory 3 1 ό, a 200818052 •=2 attribute decoder 320, and an indicator table lookup device 125. A color loop index converter 130, a reference timing generator us, a color wheel 140, and a mixer 145. The second memory 3〇5 is used to store a bitmap of the image (graPhic image) in the screen display image (〇sd 5 image). The bitmap of the image (graphic in^ge) can be an image (such as a puppy), a symbol (such as α), or a bitmap of a special glyph. The third memory 3〇5 is preferably a read only memory (R〇M). In other embodiments, the third memory 3〇5 can also be a flash memory. 10 The second processing unit 310 is connected to the third memory 305 to read the bit map of the image in the second memory 3〇5. The fourth memory 315 is coupled to the second processing unit 31 to temporarily store the bitmap of the image. The fourth memory 315 is preferably a dynamic random access memory. The font memory 316 is connected to the fourth memory 315, and the font memory 316 stores a bitmap of the character image G (characterimage) in the screen display image (〇 SD image), and then according to the position of the character image = the map and the bitmap of the image to produce the screen display image. In this embodiment, the screen display image can be composed of a bitmap of the character image and a 20-bit map of the image. The bitmap of the graphic image can be an image (e.g., a puppy), a symbol (e.g., alpha), or a bitmap of a particular glyph. The bit map of the character image may be a bit map of one or more characters, such as a bit map of the S character. 11 200818052 >~2D2 attribute decoder 320 is coupled to the fourth memory 315 to decode the attribute of the bitmap of the & sub-picture to generate the attribute of the bitmap of the character image .
10 1510 15
U 20 本只知例之其餘元件與第一實施例相同，且本實施例 將顏色指標動態修改俾以不同顯示顏色來顯示屏幕顯示字 7G影像之運作亦與前—實施例相當，故不再詳述。而藉由 本實施例之具有色彩循環功能之屏幕顯示裝置，可讓^字 型（font base)屏幕顯示裝置達到具有色彩循環功能。 圖4係本發明具有色彩循環功能之屏幕顯示方法之流 程圖。首先，於步驟S410中，接收一屏幕顯示資料，該屏L 幕顯示資料包含-屏幕顯示影像及該屏幕顯示影像相對應 的-屬性，該屬性具有-指標，並依據該屬性之指標經由 查表產生一顏色指標《該屏幕顯示影像係由—位元圖 (bitmap)所產生，或是，屏幕顯示影像亦可由—字元的位元 圖所產生。 ^ 於步驟S420中，依據-預定函數，以自動修改該顏色 指標（color index)。該預定函數係將該顏色指標加上一敕數 常數，俾產生該修改後顏色指標1中，該整數常數^佳 為1。該預定函數亦可將該顏色指標減去一整數常數，俾產 生該修改後顏色指標。該整數常數較佳為丨。或是，該預定 函數將該顏色指標加上一隨機整數，傀吝4A ~ 、 1早產生该修改後顏色 指標。 12 200818052 於步驟S430中，用以將該修改後顏色指標對應至一顯 示顏色。再將該屏幕顯示字元影像與一影像資料流混合， 俾以4顯示顏色來顯示該屏幕顯示影像（步驟S440)。 5 10 15 c 由於習知技術係使用一處理器改變顯示資料的本身内 容或是調色盤内容，因此，其需要較多的運算處理。而本 發明技術不需改變顯示資料，也不需改變調色盤内容，而 是以硬體依照一特定時間間隔(例如：8 Vsync)去改變顏色 指標，使得OSD的輸出影像和調色盤的對應產生改變，進 而產生動態屏幕顯示畫面效果。 由上述說明可知’本發明藉由使用硬體依照一特定日 間間格改變顏色指標’使0SD的輸出影像和調色盤的對應 產生改變，不僅低降低記憶體大小需求，而達到節省成# 的目的。同時亦減少習知技術需大量 上述實施例僅係為了方便說 【圖式簡單說明】 20 色彩循環功 圖1係本發明具有 塊圖。 月巨之屏幕顯示裝置之方 功月b之屏幕顯示裝 功能之屏幕顯示裝 置之運 置另一 圖2係本發明具有色彩循環 作示意圖。 圖3係本發明具有色彩猶環 實施例之方塊圖。 13 200818052 圖4係本發明具有色彩循環功能之屏幕顯示方法之流 程圖。U 20 The remaining components of this example are the same as the first embodiment, and the dynamic modification of the color index in this embodiment and the display of the 7G image of the screen display word in different display colors are also equivalent to the previous embodiment, so Detailed. With the screen display device having the color cycle function of the embodiment, the font base screen display device can be made to have a color cycle function. Fig. 4 is a flow chart showing the screen display method of the present invention having a color cycle function. First, in step S410, a screen display data is received, and the screen display data includes a screen display image and an attribute corresponding to the screen display image, the attribute has an indicator, and the table is checked according to the attribute. A color indicator is generated. "The screen display image is generated by a bitmap, or the screen display image can also be generated by a bit map of the character. In step S420, the color index is automatically modified according to a predetermined function. The predetermined function is to add a constant to the color index, and in the modified color index 1, the integer constant ^ is preferably 1. The predetermined function may also subtract an integer constant from the color indicator to produce the modified color indicator. The integer constant is preferably 丨. Alternatively, the predetermined function adds a random integer to the color indicator, and 修改4A ~, 1 produces the modified color indicator early. 12 200818052 In step S430, the modified color indicator is used to correspond to a display color. The screen display character image is further mixed with an image data stream, and the screen display image is displayed in a 4 display color (step S440). 5 10 15 c Since the prior art uses a processor to change the contents of the display material or the contents of the palette, it requires more arithmetic processing. However, the technology of the present invention does not need to change the display data, nor does it need to change the color palette content, but changes the color index by a hardware according to a specific time interval (for example, 8 Vsync), so that the output image of the OSD and the color palette are The corresponding change is generated, thereby generating a dynamic screen display effect. It can be seen from the above description that the present invention changes the output image of the 0SD and the correspondence of the palette by using the hardware to change the color index according to a specific daytime period, thereby not only reducing the memory size requirement but also saving the # purpose. At the same time, it is also necessary to reduce the number of conventional techniques. The above embodiments are merely for convenience. [Simplified description of the drawings] 20 Color cycle function Figure 1 shows a block diagram of the present invention. The screen display device of Yueyue is displayed on the screen of the function display screen. The other aspect of the screen display device of the present invention is a schematic diagram of the color cycle of the present invention. Figure 3 is a block diagram of an embodiment of the present invention having a color loop. 13 200818052 FIG. 4 is a flow chart of a screen display method with color cycle function according to the present invention.
【主要元件符號說明】 10 第一記憶體 105 第一處理單元 110 第二記憶體 115 第一屬性解碼器 120 指標查表裝置 125 參考時序產生器 135 顏色迴圈指標轉換器 130 顏色盤 140 混合器 145 第三記憶體 305 第二處理單元 310 第四記憶體 315 第二記憶體 316 第二屬性解碼器 320 14[Main component symbol description] 10 First memory 105 First processing unit 110 Second memory 115 First attribute decoder 120 Index table lookup device 125 Reference timing generator 135 Color loop index converter 130 Color disk 140 Mixer 145 third memory 305 second processing unit 310 fourth memory 315 second memory 316 second attribute decoder 320 14