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公开(公告)号:KR1019930007013B1
公开(公告)日:1993-07-26
申请号:KR1019900021830
申请日:1990-12-26
Applicant: 한국전자통신연구원
IPC: G06F9/34
Abstract: The immediate array and generating circuit generates coded or non- coded expanded 32-bit data for immediate 8,11,17 and 25 bit data. The circuit includes a multiplexer (8) for selecting lower 8 bit of input data (RC,IR), a four input multiplexer (12) and a multiplexer (7) for selecting lower 3 bit (RC10-8 or IR10-8), or 0, or 1 a 4 input multiplexer (11) and a multiplexer (6) for selecting 5 bit of RC15-11 or IR15-11, or 0 or 1, multiplexers (3,4) for selecting upper 7 bit (RC31-25), or 0 or 1, flip-flops (14-18) and a multiplexer (9) for generating output data (SRC-C) from output data of multiplexers (4-8), and a gate group comprising AND gates (A1-A4), NOR gates (NR1-NR45), NAND gate (N1) and inverters (I2-I7) for generating selection signal to select the 4-input multiplexers (10-12) and the multiplexer (13) according to immediate data size designating signal and code extended signal (SIGN,EXT).
Abstract translation: 立即阵列和产生电路产生用于即时8,11,17和25位数据的编码或非编码扩展的32位数据。 电路包括用于选择低8位输入数据(RC,IR)的复用器(8),用于选择低3位(RC10-8或IR10-8)的四输入多路复用器(12)和多路复用器(7) 或0或1个4输入多路复用器(11)和多路复用器(6),用于选择RC15-11或IR15-11或0或1多路复用器(3,4)的5位,用于选择高7位(RC31- 25),或0或1,触发器(14-18)和用于从多路复用器(4-8)的输出数据产生输出数据(SRC-C)的复用器(9),以及包括与门( A1-A4),NOR门(NR1-NR45),NAND门(N1)和反相器(I2-I7),用于产生选择信号,以根据立即选择4输入多路复用器(10-12)和多路复用器 数据大小指定信号和代码扩展信号(SIGN,EXT)。
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公开(公告)号:KR1019930002850B1
公开(公告)日:1993-04-12
申请号:KR1019900021836
申请日:1990-12-26
Applicant: 한국전자통신연구원
IPC: G06F5/00
Abstract: The circuit for improving the executing performance of graphic processing program and the availity of bus comprises: a decoder (1) outputting the signal for appointing the bit width of 5-bit as 32-bit signal; a barrel shiftor (2) outputting the off-set signal by shifting the site as much as bit size; a barrel shiftor (3) outputting the original data by shifting the site as much as bit size of off-set signal; a multiplexor (4) outputting the original data inputted through the input terminal (B).
Abstract translation: 用于提高图形处理程序的执行性能的电路和总线的可用性包括:解码器(1),输出用于指定5位的位宽的信号作为32位信号; 桶移动器(2)通过将位置移位到位大小来输出偏移信号; 桶移动器(3)通过将位置移位到偏移信号的位大小来输出原始数据; 输出通过输入端子(B)输入的原始数据的多路复用器(4)。
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公开(公告)号:KR1019930002788B1
公开(公告)日:1993-04-10
申请号:KR1019900021833
申请日:1990-12-26
Applicant: 한국전자통신연구원
IPC: G06F13/40
Abstract: The circuit connects data of 8,16 or 32 bit it to a corresponding data bus to improve the efficiency of bus usage. It includes two 2-input multiplexers (2,3), four 4-input multiplexers (4-7), and a multiplexer (1) for selecting an input and generating 32 bit data signal (DST) corresponding to the input.
Abstract translation: 该电路将8,16或32位的数据连接到相应的数据总线,以提高总线使用的效率。 它包括两个2输入多路复用器(2,3),4个4输入多路复用器(4-7)和多路复用器(1),用于选择与输入相对应的输入和产生32位数据信号(DST)。
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