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C167CS Datasheet(PDF) 150 Page - Infineon Technologies AG |
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C167CS Datasheet(HTML) 150 Page - Infineon Technologies AG |
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150 / 517 page ![]() C167CS Derivatives Parallel Ports User’s Manual 7-23 V2.0, 2000-07 7.6 Port 2 If this 16-bit port is used for general purpose IO, the direction of each line can be configured via the corresponding direction register DP2. Each port line can be switched into push/pull or open drain mode via the open drain control register ODP2. P2 Port 2 Data Register SFR (FFC0H/E0H) Reset Value: 0000H 15 14 13 12 11 10 9876 543210 P2 .15 P2 .14 P2 .13 P2 .12 P2 .11 P2 .10 P2.9 P2.8 P2.7 P2.6 P2.5 P2.4 P2.3 P2.2 P2.1 P2.0 rwh rwh rwh rwh rwh rwh rwh rwh rwh rwh rwh rwh rwh rwh rwh rwh Bit Function P2.y Port data register P2 bit y DP2 P2 Direction Ctrl. Register SFR (FFC2H/E1H) Reset Value: 0000H 15 14 13 12 11 10 98765 43210 DP2 .15 DP2 .14 DP2 .13 DP2 .12 DP2 .11 DP2 .10 DP2 .9 DP2 .8 DP2 .7 DP2 .6 DP2 .5 DP2 .4 DP2 .3 DP2 .2 DP2 .1 DP2 .0 rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw Bit Function DP2.y Port direction register DP2 bit y DP2.y = 0: Port line P2.y is an input (high-impedance) DP2.y = 1: Port line P2.y is an output |
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