Mobile Security System - Revision 1.0
Dependencies: FXOS8700Q N5110 SDFileSystem SRF02 mbed
main.h@7:8ac5aee0c13e, 2016-05-02 (annotated)
- Committer:
- el14dg
- Date:
- Mon May 02 14:28:32 2016 +0000
- Revision:
- 7:8ac5aee0c13e
- Parent:
- 6:dc1229224d8e
- Child:
- 8:8a3d1c07bdec
Formatted Code.; ; Still need to investigate RTC and Accelerometer
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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el14dg | 1:3ae4192d0c25 | 1 | /** |
el14dg | 1:3ae4192d0c25 | 2 | @file main.h |
el14dg | 1:3ae4192d0c25 | 3 | @brief Header file containing functions prototypes, defines and global variables. |
el14dg | 1:3ae4192d0c25 | 4 | @brief Revision 1.0. |
el14dg | 1:3ae4192d0c25 | 5 | @author Daniel Gibbons |
el14dg | 1:3ae4192d0c25 | 6 | @date March 2016 |
el14dg | 1:3ae4192d0c25 | 7 | */ |
el14dg | 1:3ae4192d0c25 | 8 | |
el14dg | 1:3ae4192d0c25 | 9 | #ifndef MAIN_H |
el14dg | 1:3ae4192d0c25 | 10 | #define MAIN_H |
el14dg | 1:3ae4192d0c25 | 11 | |
el14dg | 1:3ae4192d0c25 | 12 | #define PI 3.14159265359 |
el14dg | 1:3ae4192d0c25 | 13 | |
el14dg | 1:3ae4192d0c25 | 14 | #include "mbed.h" |
el14dg | 1:3ae4192d0c25 | 15 | #include "N5110.h" |
el14dg | 1:3ae4192d0c25 | 16 | #include "SRF02.h" |
el14dg | 3:70a7b64fbd98 | 17 | #include "SDFileSystem.h" |
el14dg | 1:3ae4192d0c25 | 18 | |
el14dg | 2:e504a3cfe113 | 19 | |
el14dg | 1:3ae4192d0c25 | 20 | /** |
el14dg | 2:e504a3cfe113 | 21 | @namespace lcd |
el14dg | 2:e504a3cfe113 | 22 | @brief N5110 LCD connections |
el14dg | 1:3ae4192d0c25 | 23 | @namespace srf02 |
el14dg | 2:e504a3cfe113 | 24 | @brief SRF02 sensor connections |
el14dg | 6:dc1229224d8e | 25 | @namespace sd |
el14dg | 6:dc1229224d8e | 26 | @brief SD card connections |
el14dg | 1:3ae4192d0c25 | 27 | @namespace pc |
el14dg | 2:e504a3cfe113 | 28 | @brief UART connection to PC for debugging |
el14dg | 2:e504a3cfe113 | 29 | @namespace led_alarm |
el14dg | 2:e504a3cfe113 | 30 | @brief LED to indicate status of the alarm: flashing -> setting or triggered ; constant -> set |
el14dg | 2:e504a3cfe113 | 31 | @namespace buzzer |
el14dg | 6:dc1229224d8e | 32 | @brief Indicates status of the alarm: buzzes when alarm is setting and when triggered |
el14dg | 6:dc1229224d8e | 33 | @namespace button_0 |
el14dg | 6:dc1229224d8e | 34 | @brief First button interrupt |
el14dg | 6:dc1229224d8e | 35 | @namespace button_1 |
el14dg | 6:dc1229224d8e | 36 | @brief Second button interrupt |
el14dg | 6:dc1229224d8e | 37 | @namespace button_c |
el14dg | 6:dc1229224d8e | 38 | @brief Third button interrupt |
el14dg | 2:e504a3cfe113 | 39 | @namespace sw2 |
el14dg | 2:e504a3cfe113 | 40 | @brief K64F on-board switch |
el14dg | 2:e504a3cfe113 | 41 | @namespace sw3 |
el14dg | 2:e504a3cfe113 | 42 | @brief K64F on-board switch |
el14dg | 6:dc1229224d8e | 43 | @namespace setting_distance |
el14dg | 6:dc1229224d8e | 44 | @brief This ticker fires to read the distance when the system is setting |
el14dg | 6:dc1229224d8e | 45 | @namespace intruder_distance |
el14dg | 6:dc1229224d8e | 46 | @brief This ticker fires to read the distance when the system is set |
el14dg | 6:dc1229224d8e | 47 | @namespace alerts |
el14dg | 6:dc1229224d8e | 48 | @brief This ticker fires to turn and off the led and buzzer |
el14dg | 6:dc1229224d8e | 49 | @namespace pin_timeout |
el14dg | 6:dc1229224d8e | 50 | @brief This ticker fires to timeout the user if they don't enter the pin within an alotted time of triggering the device |
el14dg | 6:dc1229224d8e | 51 | @namespace setting_screen |
el14dg | 6:dc1229224d8e | 52 | @brief This ticker fires to display the setting animation on the setting screen |
el14dg | 6:dc1229224d8e | 53 | @namespace transition |
el14dg | 6:dc1229224d8e | 54 | @brief This timeout transitions the system to the set state five seconds after entering the setting state |
el14dg | 6:dc1229224d8e | 55 | @namespace buzz |
el14dg | 6:dc1229224d8e | 56 | @brief This timeout turns off the buzzer one second after the device is set |
el14dg | 6:dc1229224d8e | 57 | @namespace confirm |
el14dg | 6:dc1229224d8e | 58 | @brief This timeout transitions to a screen asking the user to confirm the pin that they have just entered |
el14dg | 1:3ae4192d0c25 | 59 | @namespace r_led |
el14dg | 2:e504a3cfe113 | 60 | @brief K64F on-board red LED |
el14dg | 1:3ae4192d0c25 | 61 | @namespace g_led |
el14dg | 2:e504a3cfe113 | 62 | @brief K64F on-board green LED |
el14dg | 1:3ae4192d0c25 | 63 | @namespace b_led |
el14dg | 2:e504a3cfe113 | 64 | @brief K64F on-board blue LED |
el14dg | 2:e504a3cfe113 | 65 | |
el14dg | 1:3ae4192d0c25 | 66 | */ |
el14dg | 1:3ae4192d0c25 | 67 | |
el14dg | 2:e504a3cfe113 | 68 | // VCC, SCE, RST, D/C, MOSI, SCLK, LED |
el14dg | 2:e504a3cfe113 | 69 | N5110 lcd(PTE26,PTA0,PTC4,PTD0,PTD2,PTD1,PTC3); |
el14dg | 1:3ae4192d0c25 | 70 | SRF02 srf02(I2C_SDA,I2C_SCL); |
el14dg | 3:70a7b64fbd98 | 71 | // MOSI, MISO, SCK, CS |
el14dg | 3:70a7b64fbd98 | 72 | SDFileSystem sd(PTE3, PTE1, PTE2, PTE4, "sd"); |
el14dg | 1:3ae4192d0c25 | 73 | Serial pc(USBTX,USBRX); |
el14dg | 2:e504a3cfe113 | 74 | PwmOut led_alarm(PTC10); |
el14dg | 2:e504a3cfe113 | 75 | PwmOut buzzer(PTC11); |
el14dg | 2:e504a3cfe113 | 76 | InterruptIn button_0(PTB23); |
el14dg | 2:e504a3cfe113 | 77 | InterruptIn button_1(PTA2); |
el14dg | 2:e504a3cfe113 | 78 | InterruptIn button_c(PTC2); |
el14dg | 2:e504a3cfe113 | 79 | InterruptIn sw2(SW2); |
el14dg | 2:e504a3cfe113 | 80 | InterruptIn sw3(SW3); |
el14dg | 3:70a7b64fbd98 | 81 | Ticker setting_distance; |
el14dg | 3:70a7b64fbd98 | 82 | Ticker intruder_distance; |
el14dg | 5:41cb88f47f42 | 83 | Ticker alerts; |
el14dg | 5:41cb88f47f42 | 84 | Ticker pin_timeout; |
el14dg | 5:41cb88f47f42 | 85 | Ticker setting_screen; |
el14dg | 3:70a7b64fbd98 | 86 | Timeout transition; |
el14dg | 5:41cb88f47f42 | 87 | Timeout buzz; |
el14dg | 6:dc1229224d8e | 88 | Timeout confirm; |
el14dg | 1:3ae4192d0c25 | 89 | DigitalOut r_led(LED_RED); |
el14dg | 1:3ae4192d0c25 | 90 | DigitalOut g_led(LED_GREEN); |
el14dg | 1:3ae4192d0c25 | 91 | DigitalOut b_led(LED_BLUE); |
el14dg | 2:e504a3cfe113 | 92 | |
el14dg | 2:e504a3cfe113 | 93 | struct State { |
el14dg | 6:dc1229224d8e | 94 | |
el14dg | 6:dc1229224d8e | 95 | /* array of next states which depend on which button was pressed |
el14dg | 6:dc1229224d8e | 96 | - nextState[0] ----> button_0 pressed |
el14dg | 6:dc1229224d8e | 97 | - nextState[1] ----> button_1 pressed |
el14dg | 6:dc1229224d8e | 98 | - nextState[2] ----> button_c pressed (Option 1) |
el14dg | 6:dc1229224d8e | 99 | - nextState[3] ----> button_c pressed (Option 2) |
el14dg | 6:dc1229224d8e | 100 | */ |
el14dg | 6:dc1229224d8e | 101 | |
el14dg | 6:dc1229224d8e | 102 | int nextState[4]; |
el14dg | 6:dc1229224d8e | 103 | |
el14dg | 2:e504a3cfe113 | 104 | }; |
el14dg | 2:e504a3cfe113 | 105 | typedef const struct State STyp; |
el14dg | 2:e504a3cfe113 | 106 | |
el14dg | 6:dc1229224d8e | 107 | // fsm stores all nine states that 'Mobile Security System' is comprised off |
el14dg | 2:e504a3cfe113 | 108 | STyp fsm[9] = { |
el14dg | 3:70a7b64fbd98 | 109 | {0,0,0,0}, // 0 - initialisation (title screen) |
el14dg | 5:41cb88f47f42 | 110 | {2,3,1,1}, // 1 - main menu (Set alarm or set new password) |
el14dg | 4:9cac024c057c | 111 | {2,2,4,1}, // 2 - set alarm (enter password) |
el14dg | 4:9cac024c057c | 112 | {3,3,1,1}, // 3 - set new password (enter new password) |
el14dg | 3:70a7b64fbd98 | 113 | {4,4,4,4}, // 4 - setting calibration |
el14dg | 6:dc1229224d8e | 114 | {5,6,5,5}, // 5 - alarm activated |
el14dg | 3:70a7b64fbd98 | 115 | {6,6,1,5}, // 6 - deactivate without triggering (enter password) |
el14dg | 3:70a7b64fbd98 | 116 | {7,7,1,8}, // 7 - alarm triggered (enter password) |
el14dg | 6:dc1229224d8e | 117 | {8,8,1,1} // 8 - alarm triggered |
el14dg | 2:e504a3cfe113 | 118 | }; |
el14dg | 2:e504a3cfe113 | 119 | |
el14dg | 6:dc1229224d8e | 120 | FILE *pin; /*!< file pointer */ |
el14dg | 3:70a7b64fbd98 | 121 | |
el14dg | 6:dc1229224d8e | 122 | int entered_pin[4]; /*!< pin user enters */ |
el14dg | 6:dc1229224d8e | 123 | int set_pin[4]; /*!< pin that is saved to SD card and this is the current pin for the system */ |
el14dg | 6:dc1229224d8e | 124 | int index_array[4]; /*!< array to index the reading from the SD card */ |
el14dg | 3:70a7b64fbd98 | 125 | |
el14dg | 6:dc1229224d8e | 126 | int pin_counter; /*!< increments to store the entered pin */ |
el14dg | 6:dc1229224d8e | 127 | int incorrect_pin_flag; /*!< if the entered pin doesn't match the set pin this flag is incremented to 1 */ |
el14dg | 3:70a7b64fbd98 | 128 | |
el14dg | 6:dc1229224d8e | 129 | int g_current_state; /*!< the current state of the system */ |
el14dg | 6:dc1229224d8e | 130 | int g_next_state; /*!< the next state of the system */ |
el14dg | 2:e504a3cfe113 | 131 | |
el14dg | 3:70a7b64fbd98 | 132 | float distance[10]; /*!< Stores 10 distance readings from SRF02 */ |
el14dg | 6:dc1229224d8e | 133 | float one_second_distance; /*!< the total of all 10 distance readings taken in a second */ |
el14dg | 6:dc1229224d8e | 134 | double one_second_avg_distance; /*!< one_second_distance divided by 10 */ |
el14dg | 6:dc1229224d8e | 135 | double initial_setting_distance; /*!< the one_second_avg_distance calculated when in the setting state (state 4) */ |
el14dg | 2:e504a3cfe113 | 136 | |
el14dg | 6:dc1229224d8e | 137 | int setting_distance_counter; /*!< increments to 10 distance readings can be stored over 1 second */ |
el14dg | 6:dc1229224d8e | 138 | int intruder_distance_counter; /*!< increments to 10 distance readings can be stored over 1 second */ |
el14dg | 6:dc1229224d8e | 139 | int pin_timeout_counter; /*!< increments to 20 to enable the 20 second timeout when the alarm is triggered */ |
el14dg | 6:dc1229224d8e | 140 | int setting_alarm_counter; /*!< increments in steps of five and is used for the setting screen animation */ |
el14dg | 5:41cb88f47f42 | 141 | |
el14dg | 6:dc1229224d8e | 142 | int seconds_till_timeout; /*!< 21 - pin_timeout_counter */ |
el14dg | 3:70a7b64fbd98 | 143 | |
el14dg | 3:70a7b64fbd98 | 144 | volatile int g_setting_distance_flag; /*!< Flag in setting_distance_isr */ |
el14dg | 3:70a7b64fbd98 | 145 | volatile int g_intruder_distance_flag; /*!< Flag in intruder_distance_isr */ |
el14dg | 5:41cb88f47f42 | 146 | volatile int g_led_buzzer_flag; /*!< Flag in led_buzzer_isr */ |
el14dg | 6:dc1229224d8e | 147 | volatile int g_pin_timeout_flag; /*!< Flag in pin_timeout_isr */ |
el14dg | 6:dc1229224d8e | 148 | volatile int g_setting_screen_flag; /*!< Flag in setting_screen_isr */ |
el14dg | 2:e504a3cfe113 | 149 | volatile int g_button_0_flag; /*!< Flag in button_0_isr */ |
el14dg | 2:e504a3cfe113 | 150 | volatile int g_button_1_flag; /*!< Flag in button_1_isr */ |
el14dg | 2:e504a3cfe113 | 151 | volatile int g_button_c_flag; /*!< Flag in button_c_isr */ |
el14dg | 2:e504a3cfe113 | 152 | |
el14dg | 6:dc1229224d8e | 153 | int setting_distance_ticker_status; /*!< if the setting_distance ticker has been attached this int is equal to 1 */ |
el14dg | 3:70a7b64fbd98 | 154 | |
el14dg | 6:dc1229224d8e | 155 | char buffer[14]; /*!< Stores strings that are comprised of variables that are going to be displayed on the LCD */ |
el14dg | 6:dc1229224d8e | 156 | int length; /*!< Stores the length of strings that are comprised of variables that are going to be displayed on the LCD */ |
el14dg | 1:3ae4192d0c25 | 157 | |
el14dg | 2:e504a3cfe113 | 158 | |
el14dg | 7:8ac5aee0c13e | 159 | // Initialisation Functions |
el14dg | 7:8ac5aee0c13e | 160 | |
el14dg | 2:e504a3cfe113 | 161 | void error(); /*!< Hangs flashing on_board LED */ |
el14dg | 2:e504a3cfe113 | 162 | |
el14dg | 2:e504a3cfe113 | 163 | void init_serial(); /*!< Set-up the serial port */ |
el14dg | 2:e504a3cfe113 | 164 | |
el14dg | 2:e504a3cfe113 | 165 | void init_K64F(); /*!< Set-up the on-board LEDs and switches */ |
el14dg | 2:e504a3cfe113 | 166 | |
el14dg | 2:e504a3cfe113 | 167 | void init_buttons(); /*!< Set-up the three external buttons */ |
el14dg | 2:e504a3cfe113 | 168 | |
el14dg | 6:dc1229224d8e | 169 | void init_variables(); /*!< Initialises all variables to zero */ |
el14dg | 5:41cb88f47f42 | 170 | |
el14dg | 7:8ac5aee0c13e | 171 | // Interrupt Service Routines (ISRs) |
el14dg | 7:8ac5aee0c13e | 172 | |
el14dg | 6:dc1229224d8e | 173 | void setting_distance_isr(); /*!< Interrupt Service Routine that triggers when setting_distance ticker fires */ |
el14dg | 3:70a7b64fbd98 | 174 | |
el14dg | 6:dc1229224d8e | 175 | void intruder_distance_isr(); /*!< Interrupt Service Routine that triggers when intruder_distance ticker fires */ |
el14dg | 2:e504a3cfe113 | 176 | |
el14dg | 6:dc1229224d8e | 177 | void button_0_isr(); /*!< Interrupt Service Routine that triggers when button_0 is pressed by the user */ |
el14dg | 6:dc1229224d8e | 178 | |
el14dg | 6:dc1229224d8e | 179 | void button_1_isr(); /*!< Interrupt Service Routine that triggers when button_1 is pressed by the user */ |
el14dg | 2:e504a3cfe113 | 180 | |
el14dg | 6:dc1229224d8e | 181 | void button_c_isr(); /*!< Interrupt Service Routine that triggers when button_c is pressed by the user */ |
el14dg | 1:3ae4192d0c25 | 182 | |
el14dg | 6:dc1229224d8e | 183 | void led_buzzer_isr(); /*!< Interrupt Service Routine that triggers when alerts ticker fires */ |
el14dg | 2:e504a3cfe113 | 184 | |
el14dg | 6:dc1229224d8e | 185 | void pin_timeout_isr(); /*!< Interrupt Service Routine that triggers when pin_timeout ticker fires */ |
el14dg | 5:41cb88f47f42 | 186 | |
el14dg | 6:dc1229224d8e | 187 | void setting_screen_isr(); /*!< Interrupt Service Routine that triggers when setting_screen ticker fires */ |
el14dg | 5:41cb88f47f42 | 188 | |
el14dg | 7:8ac5aee0c13e | 189 | // Button Functions |
el14dg | 7:8ac5aee0c13e | 190 | |
el14dg | 6:dc1229224d8e | 191 | void button_0_protocol(); /*!< Protocol when button_0 is pressed */ |
el14dg | 5:41cb88f47f42 | 192 | |
el14dg | 6:dc1229224d8e | 193 | void button_1_protocol(); /*!< Protocol when button_1 is pressed */ |
el14dg | 4:9cac024c057c | 194 | |
el14dg | 6:dc1229224d8e | 195 | void button_c_protocol(); /*!< Protocol when button_c is pressed */ |
el14dg | 3:70a7b64fbd98 | 196 | |
el14dg | 7:8ac5aee0c13e | 197 | // State Functions |
el14dg | 3:70a7b64fbd98 | 198 | |
el14dg | 6:dc1229224d8e | 199 | void state_0_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 0 */ |
el14dg | 2:e504a3cfe113 | 200 | |
el14dg | 6:dc1229224d8e | 201 | void state_1_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 1 */ |
el14dg | 5:41cb88f47f42 | 202 | |
el14dg | 6:dc1229224d8e | 203 | void state_2_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 2 */ |
el14dg | 2:e504a3cfe113 | 204 | |
el14dg | 6:dc1229224d8e | 205 | void state_3_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 3 */ |
el14dg | 2:e504a3cfe113 | 206 | |
el14dg | 6:dc1229224d8e | 207 | void state_4_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 4 */ |
el14dg | 3:70a7b64fbd98 | 208 | |
el14dg | 6:dc1229224d8e | 209 | void state_5_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 5 */ |
el14dg | 2:e504a3cfe113 | 210 | |
el14dg | 6:dc1229224d8e | 211 | void state_6_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 6 */ |
el14dg | 2:e504a3cfe113 | 212 | |
el14dg | 6:dc1229224d8e | 213 | void state_7_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 7 */ |
el14dg | 2:e504a3cfe113 | 214 | |
el14dg | 6:dc1229224d8e | 215 | void state_8_screen(); /*!< Sets the screen and the necessary tickers and timeouts for state 8 */ |
el14dg | 5:41cb88f47f42 | 216 | |
el14dg | 7:8ac5aee0c13e | 217 | void lcd_border(); /*!< Prints a border to the Nokia 5110 LCD */ |
el14dg | 7:8ac5aee0c13e | 218 | |
el14dg | 7:8ac5aee0c13e | 219 | void pin_text_box(); /*!< Prints a box to the Nokia 5110 LCD for the states where a pin is required */ |
el14dg | 7:8ac5aee0c13e | 220 | |
el14dg | 6:dc1229224d8e | 221 | void screen_selection(); /*!< Calls the relevant state_X_screen() depending on the value of g_next_state */ |
el14dg | 5:41cb88f47f42 | 222 | |
el14dg | 7:8ac5aee0c13e | 223 | // Screen Animation Functions |
el14dg | 7:8ac5aee0c13e | 224 | |
el14dg | 6:dc1229224d8e | 225 | void setting_animation(); /*!< Prints the animation on the setting screen to the Nokia 5110 LCD */ |
el14dg | 2:e504a3cfe113 | 226 | |
el14dg | 7:8ac5aee0c13e | 227 | void timeout_protocol(); /*!< Prints timeout counter when the alarm is triggered */ |
el14dg | 1:3ae4192d0c25 | 228 | |
el14dg | 7:8ac5aee0c13e | 229 | // Read Distance Functions |
el14dg | 3:70a7b64fbd98 | 230 | |
el14dg | 6:dc1229224d8e | 231 | void get_setting_distance(); /*!< Gets the distance from the SRF02 and then increments the setting_distance_counter */ |
el14dg | 3:70a7b64fbd98 | 232 | |
el14dg | 6:dc1229224d8e | 233 | void get_intruder_distance(); /*!< Gets the distance from the SRF02 and then increments the intruder_distance_counter */ |
el14dg | 3:70a7b64fbd98 | 234 | |
el14dg | 6:dc1229224d8e | 235 | void calculate_setting_distance(); /*!< Averages the past 10 distance readings and stores them in the initial_setting_distance */ |
el14dg | 3:70a7b64fbd98 | 236 | |
el14dg | 6:dc1229224d8e | 237 | void calculate_intruder_distance(); /*!< Averages the past 10 distance readings and compares this value to the initial_setting_distance to detect a potential intruder */ |
el14dg | 3:70a7b64fbd98 | 238 | |
el14dg | 7:8ac5aee0c13e | 239 | // Timeout Functions |
el14dg | 7:8ac5aee0c13e | 240 | |
el14dg | 6:dc1229224d8e | 241 | void screen_5_transition(); /*!< Called five seconds after the setting screen is called */ |
el14dg | 4:9cac024c057c | 242 | |
el14dg | 6:dc1229224d8e | 243 | void screen_progression(); /*!< Calls check pin to see if the entered pin is correct and from there either proceed or go back */ |
el14dg | 5:41cb88f47f42 | 244 | |
el14dg | 6:dc1229224d8e | 245 | void alarm_setting_buzz(); /*!< Turns off buzzer one second after entering state 5 */ |
el14dg | 5:41cb88f47f42 | 246 | |
el14dg | 7:8ac5aee0c13e | 247 | // Pin Functions |
el14dg | 7:8ac5aee0c13e | 248 | |
el14dg | 6:dc1229224d8e | 249 | void pin_confirm(); /*!< Clears the screen when a pin is entered to tell the user to press button 'C' to confirm the entered pin */ |
el14dg | 5:41cb88f47f42 | 250 | |
el14dg | 6:dc1229224d8e | 251 | void enter_pin(); /*!< Prints '*' to the Nokia 5110 LCD when a pin is being entered */ |
el14dg | 4:9cac024c057c | 252 | |
el14dg | 6:dc1229224d8e | 253 | void reset_entered_pin(); /*!< Resets the entered_pin array to have elements with a value of -1 */ |
el14dg | 5:41cb88f47f42 | 254 | |
el14dg | 6:dc1229224d8e | 255 | void check_pin(); /*!< Compares the entered_pin to the set_pin */ |
el14dg | 4:9cac024c057c | 256 | |
el14dg | 6:dc1229224d8e | 257 | void change_pin(); /*!< Writes entered_pin to the SD card when a pin is entered in state 3 - adapted from SD card program by Dr. C.A. Evans */ |
el14dg | 3:70a7b64fbd98 | 258 | |
el14dg | 6:dc1229224d8e | 259 | void read_pin(); /*!< Reads pin from the SD card to the set_pin array - adapted from SD card program by Dr. C.A. Evans */ |
el14dg | 3:70a7b64fbd98 | 260 | |
el14dg | 6:dc1229224d8e | 261 | void delete_file(char filename[]); /*!< Deletes the old pin from the SD card - taken from SD card program by Dr. C.A. Evans */ |
el14dg | 3:70a7b64fbd98 | 262 | |
el14dg | 1:3ae4192d0c25 | 263 | /** |
el14dg | 2:e504a3cfe113 | 264 | |
el14dg | 1:3ae4192d0c25 | 265 | */ |
el14dg | 1:3ae4192d0c25 | 266 | |
el14dg | 1:3ae4192d0c25 | 267 | #endif |