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R8C/13 Datasheet(PDF) 161 Page - Renesas Technology Corp |
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R8C/13 Datasheet(HTML) 161 Page - Renesas Technology Corp |
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161 / 224 page ![]() Rev.1.20 Jan 27, 2006 page 150 of 205 REJ09B0111-0120 R8C/13 Group 15. Programmable I/O Ports 15. Programmable I/O Ports Table 15.21 Port P37/TXD10/RXD1 Setting Register Bit Setting value PD3 PD3_7 0 0 0 1 X X PUR0 PU07 0 1 0 X X X U1C0 NCH X X X X 0 1 Function Input port (not pulled up) Input port (pulled up) RXD1 Output port TXD0 output, CMOS output TXD10 output, N-channel open output UCON TXD1EN X X 0 X 1 1 U1MR SMD2, SMD0 002 002 1X X1 002 1X X1 1X X1 _______ Table 15.22 Port P45/INT0 Setting Register Bit Setting value PD4 PD4_5 0 0 0 1 PUR1 PU11 0 1 0 X Function Input port (not pulled up) Input port (pulled up) _______ INT0 input Output port INTEN INT0EN 0 0 1 X Table 15.23 Port XIN/P46, XOUT/P47 Setting Register Bit Setting value CM1 CM13 1 1 1 1 0 CM1 CM10 1 0 0 0 X Oscillation buffer OFF OFF OFF ON OFF Function XIN-XOUT oscillatoin stop External input to XIN pin, “H” output from XOUT pin XIN-XOUT oscillatoin stop XIN-XOUT oscillatoin Input port CM0 CM05 1 1 1 0 X Circuit specification Feedback resistance OFF ON ON ON OFF X: “0” or “1” X: “0” or “1” X: “0” or “1” Table 15.20 Port P33/INT3/TCIN Setting Register Bit Setting value PD3 PD3_3 0 0 0 1 PUR0 PU06 0 1 0 X Function Input port (not pulled up) Input port (pulled up) TCIN/INT3 input Output port X: “0” or “1” |
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