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Os motores de busca de Datasheet de Componentes eletrônicos |
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Os motores de busca de Datasheet de Componentes eletrônicos |
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ST10F269Z2T3 Folha de dados(PDF) 72 Page - STMicroelectronics |
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ST10F269Z2T3 Folha de dados(HTML) 72 Page - STMicroelectronics |
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72 / 184 page  12 - PARALLEL PORTS ST10F269 72/184 (pins P3.15, P3.14 and P3.12 do not support open drain mode). Due to pin limitations register bit P3.14 is not connected to an output pin. P3 (FFC4h / E2h) SFR Reset Value: 0000h DP3 (FFC6h / E3h) SFR Reset Value: 0000h ODP3 (F1C6h / E3h) ESFR Reset Value: 0000h 15 14 13 12 11 10 98 765 432 10 P3.15 - P3.13 P3.12 P3.11 P3.10 P3.9 P3.8 P3.7 P3.6 P3.5 P3.4 P3.3 P3.2 P3.1 P3.0 RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW P3.y Port Data Register P3 Bit y 15 14 13 12 11 10 98 765 432 10 DP3 .15 -DP3 .13 DP3 .12 DP3 .11 DP3 .10 DP3 .9 DP3 .8 DP3 .7 DP3 .6 DP3 .5 DP3 .4 DP3 .3 DP3 .2 DP3 .1 DP3 .0 RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW DP3.y Port Direction Register DP3 Bit y DP3.y = 0: Port line P3.y is an input (high-impedance) DP3.y = 1: Port line P3.y is an output 15 14 13 12 11 10 98 765 432 10 -- ODP3 .13 -ODP3 .11 ODP3 .10 ODP3 .9 ODP3 .8 ODP3 .7 ODP3 .6 ODP3 .5 ODP3 .4 ODP3 .3 ODP3 .2 ODP3 .1 ODP3 .0 RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW RW ODP3.y Port 3 Open Drain Control Register Bit y ODP3.y = 0: Port line P3.y output driver in push-pull mode ODP3.y = 1: Port line P3.y output driver in open drain mode |
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