From e64d0bf13fabbc55b83b990e632e044a8e5e24dc Mon Sep 17 00:00:00 2001
From: Wander_Lust <hvmanoj2@gmail.com>
Date: Thu, 21 May 2026 09:08:44 +0530
Subject: [PATCH] hardware

---
 7segADC.c | 37 +++++++++++++++++++++++++++++++++++++
 7segLCD.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 scankey.c | 31 +++++++++++++++++++++++++++++++
 3 files changed, 116 insertions(+)
 create mode 100644 7segADC.c
 create mode 100644 7segLCD.c
 create mode 100644 scankey.c

diff --git a/7segADC.c b/7segADC.c
new file mode 100644
index 0000000..1ad9f66
--- /dev/null
+++ b/7segADC.c
@@ -0,0 +1,37 @@
+#include<stdio.h>
+#include "DrvADC.h"
+#include "Seven_Segment.h"
+#include "NUC1xx.h" 
+#include "Driver\DrvSYS.h"
+#include "LCD_Driver.h"
+
+int32_t main(void){
+    uint16_t value;
+    char text[16];
+
+    UNLOCKREG();
+    SYSCLK->PWRCON.XTL12M_EN = 1;
+    SYSCLK->CLKSEL0.HCLK_S = 0;
+    LOCKREG();
+
+    Initial_panel();
+    clr_all_panel();
+    print_lcd(0, "variable resistor");
+    DrvADC_Open(
+            ADC_SINGLE_END,
+            ADC_SINGLE_OP,
+            0X80,
+            INTERNAL_HCLK,
+            1
+            );
+    while(1){
+        DrvADC_StartConvert();
+        while(DrvADC_IsConversionDone()==FALSE);
+        value = ADC->ADDR[7].RSLT & 0xFFF;
+        sprintf(text, "value: %d", value);
+        print_lcd(1, text);
+
+    }
+
+
+}
diff --git a/7segLCD.c b/7segLCD.c
new file mode 100644
index 0000000..8d3cc31
--- /dev/null
+++ b/7segLCD.c
@@ -0,0 +1,48 @@
+#include<stdio.h>
+#include "NUC1xx.h"
+#include "DrvSYS.h"
+#include "Seven_Segment.h"
+
+void seg_display(int16_t value){
+    int8_t digit;
+
+    digit = value /1000;
+    close_seven_segment();
+    show_seven_segment(3, digit);
+    DrvSYS_Delay(5000);
+
+    value = value - digit*1000;
+    digit = value /100;
+    close_seven_segment();
+    show_seven_segment(2, digit);
+    DrvSYS_Delay(5000);
+
+
+    value = value - digit*100;
+    digit = value /10;
+    close_seven_segment();
+    show_seven_segment(1, digit);
+    DrvSYS_Delay(5000);
+
+
+    value = value - digit*10;
+    digit = value;
+    close_seven_segment();
+    show_seven_segment(0, digit);
+    DrvSYS_Delay(5000);
+
+}
+
+int32_t main(void){
+    int32_t i =0;
+    UNLOCKREG();
+    DrvSYS_Open(48000000);
+    LOCKREG();
+    while(i<10000){
+        seg_display(i);
+        DrvSYS_Delay(10000);
+        i++;
+        
+    }
+}
+
diff --git a/scankey.c b/scankey.c
new file mode 100644
index 0000000..994ac12
--- /dev/null
+++ b/scankey.c
@@ -0,0 +1,31 @@
+#include<stdio.h>
+#include "NUC1xx.h"
+#include "Driver\DrvGPIO.h"
+#include "Driver\DrvSYS.h"
+#include "NUC1xx-LB_002\LCD_Driver.h"
+#include "NUC1xx-LB_002\Scankey.h"
+
+int main(void){
+    int32_t key_press;
+    char text[16];
+
+    UNLOCKREG();
+    DrvSYS_Open(48000000);
+    LOCKREG();
+
+    Initial_panel();
+    clr_all_panel();
+    OpenKeyPad();
+
+    print_lcd(0, "Keypad test: ");
+    while(1){
+        key_press = Scankey();
+        if(key_press!=0){
+            sprintf(text, "Key pressed: %d", key_press);
+            print_lcd(1, text);
+        }else{
+            print_lcd(1, "press a key...");
+        }
+        DrvSYS_Delay(50000);
+    }
+}