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Fixed sleep and disabled semihosting on LPC11U35 #147

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Jan 27, 2014
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Original file line number Diff line number Diff line change
@@ -0,0 +1,59 @@
/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MBED_DEVICE_H
#define MBED_DEVICE_H

#define DEVICE_PORTIN 1
#define DEVICE_PORTOUT 1
#define DEVICE_PORTINOUT 1

#define DEVICE_INTERRUPTIN 1

#define DEVICE_ANALOGIN 1
#define DEVICE_ANALOGOUT 0

#define DEVICE_SERIAL 1

#define DEVICE_I2C 1
#define DEVICE_I2CSLAVE 1

#define DEVICE_SPI 1
#define DEVICE_SPISLAVE 1

#define DEVICE_CAN 0

#define DEVICE_RTC 0

#define DEVICE_ETHERNET 0

#define DEVICE_PWMOUT 1

#define DEVICE_SEMIHOST 1
#define DEVICE_LOCALFILESYSTEM 1
#define DEVICE_ID_LENGTH 32
#define DEVICE_MAC_OFFSET 20

#define DEVICE_SLEEP 1

#define DEVICE_DEBUG_AWARENESS 0

#define DEVICE_STDIO_MESSAGES 1

#define DEVICE_ERROR_PATTERN 1

#include "objects.h"

#endif
Original file line number Diff line number Diff line change
@@ -0,0 +1,59 @@
/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MBED_DEVICE_H
#define MBED_DEVICE_H

#define DEVICE_PORTIN 1
#define DEVICE_PORTOUT 1
#define DEVICE_PORTINOUT 1

#define DEVICE_INTERRUPTIN 1

#define DEVICE_ANALOGIN 1
#define DEVICE_ANALOGOUT 0

#define DEVICE_SERIAL 1

#define DEVICE_I2C 1
#define DEVICE_I2CSLAVE 1

#define DEVICE_SPI 1
#define DEVICE_SPISLAVE 1

#define DEVICE_CAN 0

#define DEVICE_RTC 0

#define DEVICE_ETHERNET 0

#define DEVICE_PWMOUT 1

#define DEVICE_SEMIHOST 0
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Semihosting is not available on the EA LPC11U35 QuickStart board, as there is no interface chip. Enabling this prevents sleep() from working properly.

#define DEVICE_LOCALFILESYSTEM 0
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LocalFileSystem is not available on the EA LPC11U35 QuickStart board, as there is no interface chip.

#define DEVICE_ID_LENGTH 32
#define DEVICE_MAC_OFFSET 20

#define DEVICE_SLEEP 1

#define DEVICE_DEBUG_AWARENESS 0

#define DEVICE_STDIO_MESSAGES 0
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Since there is no interface chip, STDIO messages from error() may not be desirable.


#define DEVICE_ERROR_PATTERN 1

#include "objects.h"

#endif
4 changes: 4 additions & 0 deletions libraries/mbed/targets/hal/TARGET_NXP/TARGET_LPC11UXX/sleep.c
Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,9 @@

void sleep(void) {
// ensure debug is disconnected
#if DEVICE_SEMIHOST
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If semihosting is disabled in device.h, mbed_interface_disconnect() will be undefined.

mbed_interface_disconnect();
#endif

// PCON[PD] set to sleep
LPC_PMU->PCON = 0x0;
Expand Down Expand Up @@ -59,7 +61,9 @@ void sleep(void) {

void deepsleep(void) {
// ensure debug is disconnected
#if DEVICE_SEMIHOST
mbed_interface_disconnect();
#endif

// PCON[PD] set to deepsleep
LPC_PMU->PCON = 0x1;
Expand Down