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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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M306V2EEFS датащи(PDF) 71 Page - Renesas Technology Corp |
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M306V2EEFS датащи(HTML) 71 Page - Renesas Technology Corp |
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71 / 271 page  Rev.1.40 Oct 06, 2004 page 71 of 269 M306V2ME-XXXFP, M306V2EEFP Figure 2.9.2 DMA0 request cause select register DMA0 request cause select register Symbol Address When reset DM0SL 03B816 0016 Function Bit symbol b7 b6 b5 b4 b3 b2 b1 b0 DMA request cause select bit DSEL0 RW DSEL1 DSEL2 DSEL3 Nothing is assigned. In an attempt to write to these bits, write “0.” The value, if read, turns out to be “0.” Software DMA request bit If software trigger is selected, a DMA request is generated by setting this bit to “1” (When read, the value of this bit is always “0”) DSR b3 b2 b1 b0 0 0 0 0 : Falling edge of INT 0 pin 0 0 0 1 : Software trigger 0 0 1 0 : Timer A0 0 0 1 1 : Timer A1 0 1 0 0 : Timer A2 0 1 0 1 : Timer A3 0 1 1 0 : Timer A4 (DMS = 0) /two edges of INT 0 pin (DMS=1) 0 1 1 1 : Timer B0 (DMS = 0) /OSD1 (DMS=1) 1 0 0 0 : Timer B1 (DMS = 0) /OSD2 (DMS=1) 1 0 0 1 : Timer B2 (DMS = 0) /Multi-master I2C-BUS interface 0 (DMS=1) 1 0 1 0 : UART0 transmit 1 0 1 1 : UART0 receive 1 1 0 0 : UART2 transmit 1 1 0 1 : UART2 receive 1 1 1 0 : A-D conversion 1 1 1 1 : Data slicer Bit name DMS DMA request cause expansion bit 0 : Normal 1 : Expanded cause |
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