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R29 Datasheet(PDF) 140 Page - Renesas Technology Corp |
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R29 Datasheet(HTML) 140 Page - Renesas Technology Corp |
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140 / 473 page  R8C/28 Group, R8C/29 Group 12. Interrupts Rev.2.10 Sep 26, 2008 Page 121 of 441 REJ09B0279-0210 Figure 12.17 KIEN Register Key Input Enable Register (1) Symbol Address After Reset KIEN 00FBh 00h Bit Symbol Bit Name Function RW NOTE: 1. RW KI0 input polarity select bit 0 : Falling edge 1 : Rising edge KI1 input enable bit 0 : Disable 1 : Enable b3 b2 RW KI2EN RW KI1PL KI1 input polarity select bit 0 : Falling edge 1 : Rising edge KI2 input enable bit 0 : Disable 1 : Enable b7 b6 b5 b4 b1 b0 The IR bit in the KUPIC register may be set to 1 (requests interrupt) w hen the KIEN register is rew ritten. Refer to 12.6.4 Changing Interrupt Sources. KI1EN RW KI3EN KI3 input enable bit KI3PL RW KI2PL KI2 input polarity select bit 0 : Falling edge 1 : Rising edge KI3 input polarity select bit 0 : Falling edge 1 : Rising edge KI0EN RW KI0PL RW KI0 input enable bit 0 : Disable 1 : Enable RW 0 : Disable 1 : Enable |
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