From 84324a933cbf69838a284f824ef7d543c5f775d5 Mon Sep 17 00:00:00 2001
From: Wenxue <wenxue.guo@avnet.com>
Date: Tue, 02 Sep 2025 09:53:22 +0800
Subject: [PATCH] HAL库I2C实现SHT20

---
 ISKBoard.ioc |   31 ++++++++++++++++++++-----------
 1 files changed, 20 insertions(+), 11 deletions(-)

diff --git a/ISKBoard.ioc b/ISKBoard.ioc
index d43f3be..20118c1 100644
--- a/ISKBoard.ioc
+++ b/ISKBoard.ioc
@@ -18,17 +18,20 @@
 CAD.provider=
 File.Version=6
 GPIO.groupedBy=Group By Peripherals
+I2C1.IPParameters=Timing
+I2C1.Timing=0x10D19CE4
 KeepUserPlacement=false
 Mcu.CPN=STM32L431RCT6
 Mcu.Family=STM32L4
 Mcu.IP0=ADC1
-Mcu.IP1=NVIC
-Mcu.IP2=RCC
-Mcu.IP3=SYS
-Mcu.IP4=TIM1
-Mcu.IP5=TIM6
-Mcu.IP6=USART1
-Mcu.IPNb=7
+Mcu.IP1=I2C1
+Mcu.IP2=NVIC
+Mcu.IP3=RCC
+Mcu.IP4=SYS
+Mcu.IP5=TIM1
+Mcu.IP6=TIM6
+Mcu.IP7=USART1
+Mcu.IPNb=8
 Mcu.Name=STM32L431R(B-C)Tx
 Mcu.Package=LQFP64
 Mcu.Pin0=PH0-OSC_IN (PH0)
@@ -37,8 +40,10 @@
 Mcu.Pin11=PA10
 Mcu.Pin12=PA11
 Mcu.Pin13=PD2
-Mcu.Pin14=VP_SYS_VS_Systick
-Mcu.Pin15=VP_TIM6_VS_ClockSourceINT
+Mcu.Pin14=PB6
+Mcu.Pin15=PB7
+Mcu.Pin16=VP_SYS_VS_Systick
+Mcu.Pin17=VP_TIM6_VS_ClockSourceINT
 Mcu.Pin2=PB0
 Mcu.Pin3=PB1
 Mcu.Pin4=PB2
@@ -47,7 +52,7 @@
 Mcu.Pin7=PB14
 Mcu.Pin8=PC6
 Mcu.Pin9=PC9
-Mcu.PinsNb=16
+Mcu.PinsNb=18
 Mcu.ThirdPartyNb=0
 Mcu.UserConstants=
 Mcu.UserName=STM32L431RCTx
@@ -99,6 +104,10 @@
 PB2.Locked=true
 PB2.PinState=GPIO_PIN_SET
 PB2.Signal=GPIO_Output
+PB6.Mode=I2C
+PB6.Signal=I2C1_SCL
+PB7.Mode=I2C
+PB7.Signal=I2C1_SDA
 PC6.GPIOParameters=PinState
 PC6.Locked=true
 PC6.PinState=GPIO_PIN_SET
@@ -145,7 +154,7 @@
 ProjectManager.UAScriptAfterPath=
 ProjectManager.UAScriptBeforePath=
 ProjectManager.UnderRoot=true
-ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_USART1_UART_Init-USART1-false-HAL-true,4-MX_ADC1_Init-ADC1-false-HAL-true,5-MX_TIM6_Init-TIM6-false-HAL-true,6-MX_TIM1_Init-TIM1-false-HAL-true
+ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_USART1_UART_Init-USART1-false-HAL-true,4-MX_ADC1_Init-ADC1-false-HAL-true,5-MX_TIM6_Init-TIM6-false-HAL-true,6-MX_TIM1_Init-TIM1-false-HAL-true,7-MX_I2C1_Init-I2C1-false-HAL-true
 RCC.ADCFreq_Value=12000000
 RCC.AHBFreq_Value=80000000
 RCC.APB1Freq_Value=80000000

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