From c0ee395b6ea72d8c319ee53a476394b00f4eead6 Mon Sep 17 00:00:00 2001
From: Laura Cox <31892318+Laura-Danielle@users.noreply.github.com>
Date: Thu, 10 Nov 2022 16:34:00 -0500
Subject: [PATCH] refactor(pipettes): correct a few more bugs in the 96 channel
 firmware (#496)

---
 pipettes/firmware/stm32g4xx_it.c | 4 ++++
 pipettes/firmware/stm32g4xx_it.h | 5 ++---
 pipettes/firmware/utility_gpio.c | 4 ++--
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/pipettes/firmware/stm32g4xx_it.c b/pipettes/firmware/stm32g4xx_it.c
index a1213d8b4..81a5b1c7e 100644
--- a/pipettes/firmware/stm32g4xx_it.c
+++ b/pipettes/firmware/stm32g4xx_it.c
@@ -122,6 +122,10 @@ void EXTI3_IRQHandler(void) {
     HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_3);
 }
 
+void EXTI15_10_IRQHandler(void) {
+    HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_11);
+}
+
 // TODO refer to schematic to check and see that the data ready
 // pin is the same across values.
 
diff --git a/pipettes/firmware/stm32g4xx_it.h b/pipettes/firmware/stm32g4xx_it.h
index 60ce7ed7d..26e291912 100644
--- a/pipettes/firmware/stm32g4xx_it.h
+++ b/pipettes/firmware/stm32g4xx_it.h
@@ -45,9 +45,8 @@ void DMA1_Channel3_IRQHandler(void);
 void FDCAN1_IT0_IRQHandler(void);
 void TIM7_IRQHandler(void);
 void TIM6_DAC_IRQHandler(void);
-void EXTI8_IRQHandler(void);
-void EXTI9_IRQHandler(void);
-void EXTI15_IRQHandler(void);
+void EXTI3_IRQHandler(void);
+void EXTI15_10_IRQHandler(void);
 
 #ifdef __cplusplus
 }
diff --git a/pipettes/firmware/utility_gpio.c b/pipettes/firmware/utility_gpio.c
index 7fc7acedc..340e31a70 100644
--- a/pipettes/firmware/utility_gpio.c
+++ b/pipettes/firmware/utility_gpio.c
@@ -56,7 +56,7 @@ void limit_switch_gpio_init() {
     if (pipette_type == NINETY_SIX_CHANNEL) {
         /*
          * Right gear -> PC10
-         * Left gear -> PB11
+         * Left gear -> PB12
          * Plunger -> PA4
          */
         enable_gpio_port(GPIOC);
@@ -64,7 +64,7 @@ void limit_switch_gpio_init() {
         HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
 
         enable_gpio_port(GPIOB);
-        GPIO_InitStruct.Pin = GPIO_PIN_11;
+        GPIO_InitStruct.Pin = GPIO_PIN_12;
         HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
 
         enable_gpio_port(GPIOA);