Lars Knudsen / USBDevice_WebUSB

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Fork of USBDevice_STM32F103 by Devan Lai

Files at this revision

API Documentation at this revision

Revision 60:04a69c36260e, committed 2015-06-17

Comitter:
va009039
Date:
Wed Jun 17 15:16:26 2015 +0900
Parent:
59:5d5e3685bd60
Child:
61:5f4f01a06669
Commit message:
control USB pull-up.

Changed in this revision

USBDevice/USBHAL_STM32L1.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/USBDevice/USBHAL_STM32L1.cpp	Tue Jun 16 18:01:11 2015 +0900
+++ b/USBDevice/USBHAL_STM32L1.cpp	Wed Jun 17 15:16:26 2015 +0900
@@ -43,6 +43,7 @@
 }
 
 void HAL_PCD_MspInit(PCD_HandleTypeDef* hpcd) {
+    __SYSCFG_CLK_ENABLE(); // for SYSCFG_PMC_USB_PU
     __USB_CLK_ENABLE();
     HAL_NVIC_SetPriority(USB_LP_IRQn, 0, 0);
     HAL_NVIC_EnableIRQ(USB_LP_IRQn);
@@ -54,6 +55,15 @@
     HAL_NVIC_DisableIRQ(USB_LP_IRQn); // Peripheral interrupt Deinit
 }
 
+void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state) {
+    MBED_ASSERT(READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN));
+    if (state == 1) {
+        __HAL_SYSCFG_USBPULLUP_ENABLE();
+    } else {
+        __HAL_SYSCFG_USBPULLUP_DISABLE();
+    } 
+}
+
 USBHAL::~USBHAL(void) {
     HAL_PCD_DeInit(&hpcd_USB_FS);
 }
@@ -376,14 +386,6 @@
     }
 }
 
-void HAL_PCDEx_SetConnectionState(PCD_HandleTypeDef *hpcd, uint8_t state) {
-    if (state == 1) {
-        __HAL_SYSCFG_USBPULLUP_ENABLE();
-    } else {
-        __HAL_SYSCFG_USBPULLUP_DISABLE();
-    } 
-}
-
 
 void L152RE_SystemClock_Config(void) {
     RCC_OscInitTypeDef RCC_OscInitStruct;
@@ -408,8 +410,6 @@
     RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
     RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
     HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1);
-
-    __SYSCFG_CLK_ENABLE();
 }
 
 uint32_t L152RE_getUSBclock() {