diff --git a/left/build/kds/.gitignore b/left/build/kds/.gitignore
index 17ca2b8..536aa9c 100644
--- a/left/build/kds/.gitignore
+++ b/left/build/kds/.gitignore
@@ -1,3 +1,4 @@
 /debug/
 /release/
 /v7-release/
+/v6-release/
diff --git a/left/src/bridge_protocol_handler.c b/left/src/bridge_protocol_handler.c
index d2aa49e..549733d 100644
--- a/left/src/bridge_protocol_handler.c
+++ b/left/src/bridge_protocol_handler.c
@@ -3,7 +3,6 @@
 #include "main.h"
 #include "i2c_addresses.h"
 #include "i2c.h"
-#include "iso_jumper.h"
 
 void SetError(uint8_t error);
 void SetGenericError();
@@ -37,8 +36,5 @@ void BridgeProtocolHandler()
             BridgeTxSize = 0;
             TEST_LED_SET(BridgeRxBuffer[1]);
             break;
-        case BRIDGE_COMMAND_GET_ISO_JUMPER_STATE:
-            BridgeTxBuffer[0] = IsoJumperState;
-            break;
     }
 }
diff --git a/left/src/bridge_protocol_handler.h b/left/src/bridge_protocol_handler.h
index c85b3a2..dbee2a3 100644
--- a/left/src/bridge_protocol_handler.h
+++ b/left/src/bridge_protocol_handler.h
@@ -15,7 +15,6 @@
 
     #define BRIDGE_COMMAND_GET_KEY_STATES 0
     #define BRIDGE_COMMAND_SET_LED        1
-    #define BRIDGE_COMMAND_GET_ISO_JUMPER_STATE 2
 
 // Variables:
 
diff --git a/left/src/init_peripherials.c b/left/src/init_peripherials.c
index 4a490c2..9981a32 100644
--- a/left/src/init_peripherials.c
+++ b/left/src/init_peripherials.c
@@ -6,7 +6,6 @@
 #include "fsl_i2c.h"
 #include "fsl_clock.h"
 #include "i2c.h"
-#include "iso_jumper.h"
 
 void InitI2c() {
     port_pin_config_t pinConfig = {
@@ -42,6 +41,5 @@ void InitPeripherials(void)
 {
     InitLedDriver();
     InitTestLed();
-    InitIsoJumper();
     InitI2c();
 }
diff --git a/left/src/iso_jumper.c b/left/src/iso_jumper.c
deleted file mode 100644
index 69b6ce9..0000000
--- a/left/src/iso_jumper.c
+++ /dev/null
@@ -1,14 +0,0 @@
-#include "iso_jumper.h"
-#include "fsl_port.h"
-
-void InitIsoJumper() {
-    CLOCK_EnableClock(ISO_JUMPER_INPUT_CLOCK);
-    PORT_SetPinConfig(ISO_JUMPER_INPUT_PORT, ISO_JUMPER_INPUT_PIN,
-                      &(port_pin_config_t){.pullSelect=kPORT_PullDown, .mux=kPORT_MuxAsGpio});
-    GPIO_PinInit(ISO_JUMPER_INPUT_GPIO, ISO_JUMPER_INPUT_PIN, &(gpio_pin_config_t){kGPIO_DigitalInput});
-
-    CLOCK_EnableClock(ISO_JUMPER_OUTPUT_CLOCK);
-    PORT_SetPinConfig(ISO_JUMPER_OUTPUT_PORT, ISO_JUMPER_OUTPUT_PIN,
-                      &(port_pin_config_t){.pullSelect=kPORT_PullDisable, .mux=kPORT_MuxAsGpio});
-        GPIO_PinInit(ISO_JUMPER_OUTPUT_GPIO, ISO_JUMPER_OUTPUT_PIN, &(gpio_pin_config_t){kGPIO_DigitalOutput, 1});
-}
diff --git a/left/src/iso_jumper.h b/left/src/iso_jumper.h
deleted file mode 100644
index 1b4eeb2..0000000
--- a/left/src/iso_jumper.h
+++ /dev/null
@@ -1,30 +0,0 @@
-#ifndef __ISO_JUMPER_H__
-#define __ISO_JUMPER_H__
-
-// Includes:
-
-    #include "fsl_gpio.h"
-
-// Macros:
-
-    #define ISO_JUMPER_INPUT_GPIO        GPIOB
-    #define ISO_JUMPER_INPUT_PORT        PORTB
-    #define ISO_JUMPER_INPUT_CLOCK       kCLOCK_PortB
-    #define ISO_JUMPER_INPUT_PIN         13
-    #define ISO_JUMPER_INPUT_IRQ         PORTB_IRQn
-    #define ISO_JUMPER_INPUT_IRQ_HANDLER PORTB_IRQHandler
-
-    #define ISO_JUMPER_OUTPUT_GPIO        GPIOA
-    #define ISO_JUMPER_OUTPUT_PORT        PORTA
-    #define ISO_JUMPER_OUTPUT_CLOCK       kCLOCK_PortA
-    #define ISO_JUMPER_OUTPUT_PIN         6
-    #define ISO_JUMPER_OUTPUT_IRQ         PORTA_IRQn
-    #define ISO_JUMPER_OUTPUT_IRQ_HANDLER PORTA_IRQHandler
-
-    #define ISO_JUMPER_IS_ENABLED !GPIO_ReadPinInput(ISO_JUMPER_INPUT_GPIO, ISO_JUMPER_INPUT_PIN)
-
-// Functions:
-
-    extern void InitIsoJumper();
-
-#endif
diff --git a/left/src/main.c b/left/src/main.c
index 91718e1..c71b00e 100644
--- a/left/src/main.c
+++ b/left/src/main.c
@@ -9,7 +9,6 @@
 #include "i2c.h"
 #include "init_peripherials.h"
 #include "bridge_protocol_handler.h"
-#include "iso_jumper.h"
 
 key_matrix_t keyMatrix = {
     .colNum = KEYBOARD_MATRIX_COLS_NUM,
@@ -84,7 +83,6 @@ int main(void)
 {
     InitClock();
     InitPeripherials();
-    IsoJumperState = ISO_JUMPER_IS_ENABLED;
 
     I2C_SlaveGetDefaultConfig(&slaveConfig);
     slaveConfig.slaveAddress = I2C_ADDRESS_LEFT_KEYBOARD_HALF;
diff --git a/right/src/init_peripherials.c b/right/src/init_peripherials.c
index 18f8c55..bb995d4 100644
--- a/right/src/init_peripherials.c
+++ b/right/src/init_peripherials.c
@@ -5,7 +5,6 @@
 #include "i2c.h"
 #include "led_driver.h"
 #include "merge_sensor.h"
-#include "led_jumper.h"
 
 void InitI2c() {
     port_pin_config_t pinConfig = {
@@ -47,7 +46,6 @@ void InitI2c() {
 void InitPeripherials(void)
 {
     InitResetButton();
-    InitLedJumper();
     InitMergeSensor();
     InitTestLed();
     InitI2c();
diff --git a/right/src/led_jumper.c b/right/src/led_jumper.c
deleted file mode 100644
index aab7673..0000000
--- a/right/src/led_jumper.c
+++ /dev/null
@@ -1,8 +0,0 @@
-#include "led_jumper.h"
-#include "fsl_port.h"
-
-void InitLedJumper() {
-    CLOCK_EnableClock(LED_JUMPER_CLOCK);
-    PORT_SetPinConfig(LED_JUMPER_PORT, LED_JUMPER_PIN,
-                      &(port_pin_config_t){.pullSelect=kPORT_PullUp, .mux=kPORT_MuxAsGpio});
-}
diff --git a/right/src/led_jumper.h b/right/src/led_jumper.h
deleted file mode 100644
index 1fb0ed4..0000000
--- a/right/src/led_jumper.h
+++ /dev/null
@@ -1,23 +0,0 @@
-#ifndef __LED_JUMPER_H__
-#define __LED_JUMPER_H__
-
-// Includes:
-
-    #include "fsl_gpio.h"
-
-// Macros:
-
-    #define LED_JUMPER_GPIO        GPIOC
-    #define LED_JUMPER_PORT        PORTC
-    #define LED_JUMPER_CLOCK       kCLOCK_PortC
-    #define LED_JUMPER_PIN         4
-    #define LED_JUMPER_IRQ         PORTC_IRQn
-    #define LED_JUMPER_IRQ_HANDLER PORTC_IRQHandler
-
-    #define LED_JUMPER_IS_ENABLED !GPIO_ReadPinInput(LED_JUMPER_GPIO, LED_JUMPER_PIN)
-
-// Functions:
-
-    extern void InitLedJumper();
-
-#endif
diff --git a/right/src/usb_protocol_handler.c b/right/src/usb_protocol_handler.c
index a17dd64..8a17e0e 100644
--- a/right/src/usb_protocol_handler.c
+++ b/right/src/usb_protocol_handler.c
@@ -4,7 +4,6 @@
 #include "i2c_addresses.h"
 #include "led_driver.h"
 #include "merge_sensor.h"
-#include "led_jumper.h"
 
 void SetError(uint8_t error);
 void SetGenericError();
@@ -17,8 +16,6 @@ void ReadLedDriver();
 void WriteEeprom();
 void ReadEeprom();
 void ReadMergeSensor();
-void ReadLedJumper();
-void ReadIsoJumper();
 
 // Functions for setting error statuses
 
@@ -68,12 +65,6 @@ void UsbProtocolHandler()
         case USB_COMMAND_READ_MERGE_SENSOR:
             ReadMergeSensor();
             break;
-        case USB_COMMAND_READ_LED_JUMPER:
-            ReadLedJumper();
-            break;
-        case USB_COMMAND_READ_ISO_JUMPER:
-            ReadIsoJumper();
-            break;
         default:
             break;
     }
@@ -180,19 +171,3 @@ void ReadMergeSensor()
 {
     SetResponseByte(MERGE_SENSOR_IS_MERGED);
 }
-
-void ReadLedJumper()
-{
-    SetResponseByte(LED_JUMPER_IS_ENABLED);
-}
-
-void ReadIsoJumper()
-{
-    uint8_t txBuffer[] = {2};
-    I2cWrite(I2C_MAIN_BUS_BASEADDR, I2C_ADDRESS_LEFT_KEYBOARD_HALF, txBuffer, sizeof(txBuffer));
-
-    uint8_t rxBuffer[1];
-    I2cRead(I2C_MAIN_BUS_BASEADDR, I2C_ADDRESS_LEFT_KEYBOARD_HALF, rxBuffer, sizeof(rxBuffer));
-
-    SetResponseByte(rxBuffer[0]);
-}
diff --git a/right/src/usb_protocol_handler.h b/right/src/usb_protocol_handler.h
index 2ccef06..c835b98 100644
--- a/right/src/usb_protocol_handler.h
+++ b/right/src/usb_protocol_handler.h
@@ -25,8 +25,6 @@
         #define WRITE_EEPROM_RESPONSE_INVALID_PAYLOAD_SIZE 1
     #define USB_COMMAND_READ_EEPROM     6
     #define USB_COMMAND_READ_MERGE_SENSOR     7
-    #define USB_COMMAND_READ_LED_JUMPER 8
-    #define USB_COMMAND_READ_ISO_JUMPER 9
 
 // Functions: