2 * @brief HAL USB functions for the LPC11Uxx microcontrollers
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5 * Copyright(C) NXP Semiconductors, 2012
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6 * All rights reserved.
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9 * Software that is described herein is for illustrative purposes only
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10 * which provides customers with programming information regarding the
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11 * LPC products. This software is supplied "AS IS" without any warranties of
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12 * any kind, and NXP Semiconductors and its licensor disclaim any and
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13 * all warranties, express or implied, including all implied warranties of
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14 * merchantability, fitness for a particular purpose and non-infringement of
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15 * intellectual property rights. NXP Semiconductors assumes no responsibility
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16 * or liability for the use of the software, conveys no license or rights under any
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17 * patent, copyright, mask work right, or any other intellectual property rights in
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18 * or to any products. NXP Semiconductors reserves the right to make changes
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19 * in the software without notification. NXP Semiconductors also makes no
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20 * representation or warranty that such application will be suitable for the
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21 * specified use without further testing or modification.
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24 * Permission to use, copy, modify, and distribute this software and its
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25 * documentation is hereby granted, under NXP Semiconductors' and its
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26 * licensor's relevant copyrights in the software, without fee, provided that it
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27 * is used in conjunction with NXP Semiconductors microcontrollers. This
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28 * copyright, permission, and disclaimer notice must appear in all copies of
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32 #if (defined(__LPC11U1X__) || defined(__LPC11U2X_3X__) || defined(__LPC1347__))
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35 #include "../../USBTask.h"
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37 void HAL_USBInit(uint8_t corenum)
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39 /* power UP USB Phy and USB PLL */
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40 Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_USBPAD_PD);
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41 Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_USBPLL_PD);
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42 #if defined(__LPC1347__)
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43 Chip_Clock_SetUSBPllSource(SYSCTL_PLLCLKSRC_SYSOSC);
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45 Chip_Clock_SetUSBPllSource(SYSCTL_PLLCLKSRC_MAINOSC);
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47 //while (!(LPC_SYSCTL->USBPLLCLKUEN & 0x01));
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48 Chip_Clock_SetupUSBPLL(3,1);
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49 while (!Chip_Clock_IsUSBPLLLocked()) {}
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50 Chip_Clock_SetUSBClockSource(SYSCTL_USBCLKSRC_PLLOUT, 1);
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52 /* Enable AHB clock to the USB block and USB RAM. */
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53 LPC_SYSCTL->SYSAHBCLKCTRL |= ((0x1 << 14) | (0x1 << 27));
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55 LPC_USB->EPBUFCFG = 0x3FC;
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57 /* configure usb_soft connect */
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58 LPC_IOCON->PIO0[6] = 0x01;
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60 #if !defined(USB_DEVICE_ROM_DRIVER)
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65 void HAL_USBDeInit(uint8_t corenum, uint8_t mode)
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67 NVIC_DisableIRQ(USB0_IRQn); /* disable USB interrupt */
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68 LPC_SYSCTL->SYSAHBCLKCTRL &= ~((0x1 << 14) | (0x1 << 27)); /* disable USB clock */
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71 void HAL_EnableUSBInterrupt(uint8_t corenum)
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73 NVIC_EnableIRQ(USB0_IRQn);
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76 void HAL_DisableUSBInterrupt(uint8_t corenum)
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78 NVIC_DisableIRQ(USB0_IRQn);
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81 void HAL_SetDeviceAddress(uint8_t Address)
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83 #ifdef USB_CAN_BE_DEVICE
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84 LPC_USB->DEVCMDSTAT &= ~0x7F;
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85 LPC_USB->DEVCMDSTAT |= (USB_EN | Address);
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89 void HAL_USBConnect(uint8_t corenum, uint32_t con)
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91 #ifdef USB_CAN_BE_DEVICE
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93 LPC_USB->DEVCMDSTAT |= USB_DCON;
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96 LPC_USB->DEVCMDSTAT &= ~USB_DCON;
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101 #endif /*CHIP_LPC11UXX*/
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