added & tested lpc17xx freertos device example
- add USB priority check for freeRTOS config
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@@ -44,6 +44,8 @@
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#include "dcd_lpc175x_6x.h"
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#include "LPC17xx.h"
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#include "osal/osal.h"
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF
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//--------------------------------------------------------------------+
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@@ -196,6 +198,16 @@ bool dcd_init(uint8_t rhport)
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sie_write(SIE_CMDCODE_DEVICE_STATUS, 1, 1); // connect
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// USB IRQ priority should be set by application previously
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// If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
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#if CFG_TUSB_OS == OPT_OS_FREERTOS
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if ( NVIC_GetPriority(USB_IRQn) < configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY )
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{
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NVIC_SetPriority(USB_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
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}
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#endif
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NVIC_ClearPendingIRQ(USB_IRQn);
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NVIC_EnableIRQ(USB_IRQn);
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return TUSB_ERROR_NONE;
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@@ -41,6 +41,7 @@
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#if CFG_TUSB_MCU == OPT_MCU_LPC175X_6X
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#include "LPC17xx.h"
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#include "lpc17xx_pinsel.h"
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void tusb_hal_int_enable(uint8_t rhport)
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{
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