パラメータを適応変化させる事により圧縮率を向上させた動的ライス・ゴロム符号を利用した可逆圧縮方式。圧縮ソフト、圧縮率のMATLABシミュレーションは詳細はInterface誌2011年8月号に掲載されるRX62Nマイコン連動特集にて掲載予定。

Dependencies:   mbed

Revision:
0:d920d64db582
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/I2S_Example/lpc17xx_pinsel.h	Wed Mar 30 06:05:24 2011 +0000
@@ -0,0 +1,191 @@
+/***********************************************************************//**
+ * @file        lpc17xx_pinsel.h
+ * @brief        Contains all macro definitions and function prototypes
+ *                 support for Pin connect block firmware library on LPC17xx
+ * @version        2.0
+ * @date        21. May. 2010
+ * @author        NXP MCU SW Application Team
+ **************************************************************************
+ * Software that is described herein is for illustrative purposes only
+ * which provides customers with programming information regarding the
+ * products. This software is supplied "AS IS" without any warranties.
+ * NXP Semiconductors assumes no responsibility or liability for the
+ * use of the software, conveys no license or title under any patent,
+ * copyright, or mask work right to the product. NXP Semiconductors
+ * reserves the right to make changes in the software without
+ * notification. NXP Semiconductors also make no representation or
+ * warranty that such application will be suitable for the specified
+ * use without further testing or modification.
+ **************************************************************************/
+
+/* Peripheral group ----------------------------------------------------------- */
+/** @defgroup PINSEL PINSEL
+ * @ingroup LPC1700CMSIS_FwLib_Drivers
+ * @{
+ */
+
+#ifndef LPC17XX_PINSEL_H_
+#define LPC17XX_PINSEL_H_
+
+/* Includes ------------------------------------------------------------------- */
+#include "LPC17xx.h"
+#include "lpc_types.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/* Public Macros -------------------------------------------------------------- */
+/** @defgroup PINSEL_Public_Macros PINSEL Public Macros
+ * @{
+ */
+
+/*********************************************************************//**
+ *!< Macros define for PORT Selection
+ ***********************************************************************/
+#define PINSEL_PORT_0     ((0))    /**< PORT 0*/
+#define PINSEL_PORT_1     ((1))    /**< PORT 1*/
+#define PINSEL_PORT_2     ((2))    /**< PORT 2*/
+#define PINSEL_PORT_3     ((3))    /**< PORT 3*/
+#define PINSEL_PORT_4     ((4))    /**< PORT 4*/
+
+/***********************************************************************
+ * Macros define for Pin Function selection
+ **********************************************************************/
+#define PINSEL_FUNC_0    ((0))    /**< default function*/
+#define PINSEL_FUNC_1    ((1))    /**< first alternate function*/
+#define PINSEL_FUNC_2    ((2))    /**< second alternate function*/
+#define PINSEL_FUNC_3    ((3))    /**< third or reserved alternate function*/
+
+/***********************************************************************
+ * Macros define for Pin Number of Port
+ **********************************************************************/
+#define PINSEL_PIN_0     ((0))     /**< Pin 0 */
+#define PINSEL_PIN_1     ((1))     /**< Pin 1 */
+#define PINSEL_PIN_2     ((2))     /**< Pin 2 */
+#define PINSEL_PIN_3     ((3))     /**< Pin 3 */
+#define PINSEL_PIN_4     ((4))     /**< Pin 4 */
+#define PINSEL_PIN_5     ((5))     /**< Pin 5 */
+#define PINSEL_PIN_6     ((6))     /**< Pin 6 */
+#define PINSEL_PIN_7     ((7))     /**< Pin 7 */
+#define PINSEL_PIN_8     ((8))     /**< Pin 8 */
+#define PINSEL_PIN_9     ((9))     /**< Pin 9 */
+#define PINSEL_PIN_10     ((10))     /**< Pin 10 */
+#define PINSEL_PIN_11     ((11))     /**< Pin 11 */
+#define PINSEL_PIN_12     ((12))     /**< Pin 12 */
+#define PINSEL_PIN_13     ((13))     /**< Pin 13 */
+#define PINSEL_PIN_14     ((14))     /**< Pin 14 */
+#define PINSEL_PIN_15     ((15))     /**< Pin 15 */
+#define PINSEL_PIN_16     ((16))     /**< Pin 16 */
+#define PINSEL_PIN_17     ((17))     /**< Pin 17 */
+#define PINSEL_PIN_18     ((18))     /**< Pin 18 */
+#define PINSEL_PIN_19     ((19))     /**< Pin 19 */
+#define PINSEL_PIN_20     ((20))     /**< Pin 20 */
+#define PINSEL_PIN_21     ((21))     /**< Pin 21 */
+#define PINSEL_PIN_22     ((22))     /**< Pin 22 */
+#define PINSEL_PIN_23     ((23))     /**< Pin 23 */
+#define PINSEL_PIN_24     ((24))     /**< Pin 24 */
+#define PINSEL_PIN_25     ((25))     /**< Pin 25 */
+#define PINSEL_PIN_26     ((26))     /**< Pin 26 */
+#define PINSEL_PIN_27     ((27))     /**< Pin 27 */
+#define PINSEL_PIN_28     ((28))     /**< Pin 28 */
+#define PINSEL_PIN_29     ((29))     /**< Pin 29 */
+#define PINSEL_PIN_30     ((30))     /**< Pin 30 */
+#define PINSEL_PIN_31     ((31))     /**< Pin 31 */
+
+/***********************************************************************
+ * Macros define for Pin mode
+ **********************************************************************/
+#define PINSEL_PINMODE_PULLUP        ((0))    /**< Internal pull-up resistor*/
+#define PINSEL_PINMODE_TRISTATE     ((2))    /**< Tri-state */
+#define PINSEL_PINMODE_PULLDOWN     ((3))     /**< Internal pull-down resistor */
+
+/***********************************************************************
+ * Macros define for Pin mode (normal/open drain)
+ **********************************************************************/
+#define    PINSEL_PINMODE_NORMAL        ((0))    /**< Pin is in the normal (not open drain) mode.*/
+#define    PINSEL_PINMODE_OPENDRAIN    ((1))     /**< Pin is in the open drain mode */
+
+/***********************************************************************
+ * Macros define for I2C mode
+ ***********************************************************************/
+#define    PINSEL_I2C_Normal_Mode        ((0))    /**< The standard drive mode */
+#define    PINSEL_I2C_Fast_Mode        ((1))     /**<  Fast Mode Plus drive mode */
+
+/**
+ * @}
+ */
+
+/* Private Macros ------------------------------------------------------------- */
+/** @defgroup PINSEL_Private_Macros PINSEL Private Macros
+ * @{
+ */
+
+/* Pin selection define */
+/* I2C Pin Configuration register bit description */
+#define PINSEL_I2CPADCFG_SDADRV0     _BIT(0) /**< Drive mode control for the SDA0 pin, P0.27 */
+#define PINSEL_I2CPADCFG_SDAI2C0    _BIT(1) /**< I2C mode control for the SDA0 pin, P0.27 */
+#define PINSEL_I2CPADCFG_SCLDRV0    _BIT(2) /**< Drive mode control for the SCL0 pin, P0.28 */
+#define PINSEL_I2CPADCFG_SCLI2C0    _BIT(3) /**< I2C mode control for the SCL0 pin, P0.28 */
+
+/**
+ * @}
+ */
+
+
+/* Public Types --------------------------------------------------------------- */
+/** @defgroup PINSEL_Public_Types PINSEL Public Types
+ * @{
+ */
+
+/** @brief Pin configuration structure */
+typedef struct
+{
+    uint8_t Portnum;    /**< Port Number, should be PINSEL_PORT_x,
+                        where x should be in range from 0 to 4 */
+    uint8_t Pinnum;        /**< Pin Number, should be PINSEL_PIN_x,
+                        where x should be in range from 0 to 31 */
+    uint8_t Funcnum;    /**< Function Number, should be PINSEL_FUNC_x,
+                        where x should be in range from 0 to 3 */
+    uint8_t Pinmode;    /**< Pin Mode, should be:
+                        - PINSEL_PINMODE_PULLUP: Internal pull-up resistor
+                        - PINSEL_PINMODE_TRISTATE: Tri-state
+                        - PINSEL_PINMODE_PULLDOWN: Internal pull-down resistor */
+    uint8_t OpenDrain;    /**< OpenDrain mode, should be:
+                        - PINSEL_PINMODE_NORMAL: Pin is in the normal (not open drain) mode
+                        - PINSEL_PINMODE_OPENDRAIN: Pin is in the open drain mode */
+} PINSEL_CFG_Type;
+
+/**
+ * @}
+ */
+
+
+/* Public Functions ----------------------------------------------------------- */
+/** @defgroup PINSEL_Public_Functions PINSEL Public Functions
+ * @{
+ */
+
+void PINSEL_ConfigPin(PINSEL_CFG_Type *PinCfg);
+void PINSEL_ConfigTraceFunc (FunctionalState NewState);
+void PINSEL_SetI2C0Pins(uint8_t i2cPinMode, FunctionalState filterSlewRateEnable);
+
+
+/**
+ * @}
+ */
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LPC17XX_PINSEL_H_ */
+
+/**
+ * @}
+ */
+
+/* --------------------------------- End Of File ------------------------------ */
+