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ST10F296 датащи(PDF) 159 Page - STMicroelectronics |
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ST10F296 датащи(HTML) 159 Page - STMicroelectronics |
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159 / 346 page ![]() Obsolete Product(s) - Obsolete Product(s) ST10F296E Parallel ports 159/346 13.9 Port 7 This is an 8-bit port. If it is used for general purpose I/O, the direction of each line can be configured via the corresponding direction register DP7. Each port line can be switched into push-pull or open-drain mode via the open-drain control register ODP7. 13.9.1 Port 7 registers P7 register DP7 register P7 (FFD0h/E8h) SFR Reset value: --00h 15 14 13 12 11 10 987 65432 10 --- ----- P7.7 P7.6 P7.5 P7.4 P7.3 P7.2 P7.1 P7.0 --- ----- RW RW RW RW RW RW RW RW Table 93. P7 register description Bit Bit name Function 7-0 P7.y Port data register P7 bit y DP7 (FFD2h/E9h) SFR Reset value: --00h 15 14 13 12 11 10 987 65432 10 --- ----- DP7 .7 DP7 .6 DP7 .5 DP7 .4 DP7 .3 DP7 .2 DP7 .1 DP7 .0 --- ----- RW RW RW RW RW RW RW RW Table 94. DP7 register description Bit Bit name Function 7-0 DP7.y Port direction register DP7 bit y 0: Port line P7.y is an input (high impedance) 1: Port line P7.y is an output Obsolete Product(s) - Obsolete Product(s) |
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