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H8/3021 Datasheet(PDF) 160 Page - Renesas Technology Corp |
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H8/3021 Datasheet(HTML) 160 Page - Renesas Technology Corp |
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160 / 712 page  7. I/O Ports Rev.2.00 Mar. 22, 2007 Page 136 of 684 REJ09B0352-0200 Port 1 A (output) A (output) A (output) A (output) A (output) A (output) A (output) A (output) 7 6 5 4 3 2 1 0 When P1DDR = 1 P1 (input) P1 (input) P1 (input) P1 (input) P1 (input) P1 (input) P1 (input) P1 (input) 7 6 5 4 3 2 1 0 When P1DDR = 0 Figure 7.3 Pin Functions in Modes 5 and 6 (Port 1) Mode 7 (Single-Chip Mode): Input or output can be selected separately for each pin in port 1. A pin becomes an output pin if the corresponding P1DDR bit is set to 1, and an input pin if this bit is cleared to 0. Figure 7.4 shows the pin functions in mode 7. Port 1 P1 (input/output) P1 (input/output) P1 (input/output) P1 (input/output) P1 (input/output) P1 (input/output) P1 (input/output) P1 (input/output) 7 6 5 4 3 2 1 0 Figure 7.4 Pin Functions in Mode 7 (Port 1) |
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