Electronic locks l, key interface design Include: 1) The keyboard scanning circuit 2) bounce elimination circuit 3) Keyboard decoding circuit 4) The button memory circuit 2, the lock control circuit design Include: 1) Press the digital input, storage and removal 2) The functional design of function keys 3) Design and Control of the shift register 4) remove the password, change, storage, activate the electric lock circuit 5) The password check, the lifting power lock circuit 3, the output of seven-segment display circuit Include: 1) data selection circuit 2) BCD seven segment display decoder circuit of 3) seven segment display scanning circuit Password Lock Function: 1, the data entry: Each press a number key to enter a value, and in the far right on the display shows the number and order of input data previously left a number of locations. 2, Digital Clear: Press this key to clear all previous input values​ ​ , clear

digital lock\digital lock\ceshi_1.bdf
............\............\ceshi_1.vwf
............\............\ceshi_2.bdf
............\............\ceshi_2.vwf
............\............\channel_chooser_4.bsf
............\............\channel_chooser_4.vhd
............\............\channel_chooser_4_4.bsf
............\............\channel_chooser_4_4.vhd
............\............\code_for_display_store_shift_reg_4_bytes.bsf
............\............\code_for_display_store_shift_reg_4_bytes.vhd
............\............\code_for_display_store_shift_reg_4_bytes.vwf
............\............\code_for_display_store_shift_reg_4_bytes_clk_signal_generator.bsf
............\............\code_for_display_store_shift_reg_4_bytes_clk_signal_generator.vhd
............\............\code_for_display_store_shift_reg_4_bytes_clk_signal_generator.vwf
............\............\control_signal_provider.bsf
............\............\control_signal_provider.vhd
............\............\db\digital_lock.db_info
............\............\..\digital_lock.eco.cdb
............\............\..\digital_lock.sim_ori.vwf
............\............\..\digital_lock.sld_design_entry.sci
............\............\..\wed.wsf
............\............\..\wed.zsf
............\............\digital_lock.asm.rpt
............\............\digital_lock.bdf
............\............\digital_lock.done
............\............\digital_lock.fit.rpt
............\............\digital_lock.fit.smsg
............\............\digital_lock.fit.summary
............\............\digital_lock.flow.rpt
............\............\digital_lock.map.rpt
............\............\digital_lock.map.summary
............\............\digital_lock.pin
............\............\digital_lock.pof
............\............\digital_lock.qpf
............\............\digital_lock.qsf
............\............\digital_lock.sim.rpt
............\............\digital_lock.sof
............\............\digital_lock.tan.rpt
............\............\digital_lock.tan.summary
............\............\digital_lock.vwf
............\............\digital_lock_assignment_defaults.qdf
............\............\divider_128.bsf
............\............\divider_128.vhd
............\............\divider_2.bsf
............\............\divider_2.vhd
............\............\keypad_4_4_interface.bdf
............\............\keypad_4_4_interface.bsf
............\............\keys_lines_to_bus_transform.bsf
............\............\keys_lines_to_bus_transform.vhd
............\............\keys_lines_to_bus_transform.vwf
............\............\key_pad_4_4.bdf
............\............\key_pad_4_4.bsf
............\............\lock_control.bsf
............\............\lock_control.vhd
............\............\lock_control.vwf
............\............\reg_bit.bsf
............\............\reg_bit.vhd
............\............\reg_bit_with_initial_state.bsf
............\............\reg_bit_with_initial_state.vhd
............\............\set_code.bsf
............\............\set_code.vhd
............\............\set_code.vwf
............\............\shift_reg_2.bsf
............\............\shift_reg_2.vhd
............\使用说明.doc
............\题目要求.doc
............\digital lock\db
............\digital lock
digital lock

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