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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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H8S2245 датащи(PDF) 266 Page - Renesas Technology Corp |
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H8S2245 датащи(HTML) 266 Page - Renesas Technology Corp |
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266 / 818 page  Section 8 I/O Ports Rev.3.00 Mar. 26, 2007 Page 224 of 772 REJ09B0355-0300 8.3 Port 2 8.3.1 Overview Port 2 is an 8-bit I/O port. Port 2 pins also function as 8-bit timer I/O pins (TMRI0, TMCI0, TMO0, TMRI1, TMCI1, and TMO1). Port 2 pin functions are the same in all operating modes. Port 2 uses Schmitt-triggered input. Figure 8.2 shows the port 2 pin configuration. P27 P26 P25 P24 P23 P22 P21 P20 Port 2 TMO1 TMO0 TMCI1 TMRI1 TMCI0 TMRI0 Port 2 pins (I/O)/ (I/O)/ (I/O)/ (I/O)/ (I/O)/ (I/O)/ (I/O) (I/O) (output) (output) (input) (input) (input) (input) Figure 8.2 Port 2 Pin Functions 8.3.2 Register Configuration Table 8.4 shows the port 2 register configuration. Table 8.4 Port 2 Registers Name Abbreviation R/W Initial Value Address* Port 2 data direction register P2DDR W H'00 H'FEB1 Port 2 data register P2DR R/W H'00 H'FF61 Port 2 register PORT2 R Undefined H'FF51 Note: * Lower 16 bits of the address. |
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