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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [ColdFire_MCF52221_CodeWarrior/] [headers/] [MCF52221_I2C.h] - Rev 615
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/* Coldfire C Header File * Copyright Freescale Semiconductor Inc * All rights reserved. * * 2008/05/23 Revision: 0.95 * * (c) Copyright UNIS, a.s. 1997-2008 * UNIS, a.s. * Jundrovska 33 * 624 00 Brno * Czech Republic * http : www.processorexpert.com * mail : info@processorexpert.com */ #ifndef __MCF52221_I2C_H__ #define __MCF52221_I2C_H__ /********************************************************************* * * I2C Module (I2C) * *********************************************************************/ /* Register read/write macros */ #define MCF_I2C_I2ADR (*(vuint8 *)(0x40000300)) #define MCF_I2C_I2FDR (*(vuint8 *)(0x40000304)) #define MCF_I2C_I2CR (*(vuint8 *)(0x40000308)) #define MCF_I2C_I2SR (*(vuint8 *)(0x4000030C)) #define MCF_I2C_I2DR (*(vuint8 *)(0x40000310)) /* Bit definitions and macros for MCF_I2C_I2ADR */ #define MCF_I2C_I2ADR_ADR(x) (((x)&0x7F)<<0x1) /* Bit definitions and macros for MCF_I2C_I2FDR */ #define MCF_I2C_I2FDR_IC(x) (((x)&0x3F)<<0) /* Bit definitions and macros for MCF_I2C_I2CR */ #define MCF_I2C_I2CR_RSTA (0x4) #define MCF_I2C_I2CR_TXAK (0x8) #define MCF_I2C_I2CR_MTX (0x10) #define MCF_I2C_I2CR_MSTA (0x20) #define MCF_I2C_I2CR_IIEN (0x40) #define MCF_I2C_I2CR_IEN (0x80) /* Bit definitions and macros for MCF_I2C_I2SR */ #define MCF_I2C_I2SR_RXAK (0x1) #define MCF_I2C_I2SR_IIF (0x2) #define MCF_I2C_I2SR_SRW (0x4) #define MCF_I2C_I2SR_IAL (0x10) #define MCF_I2C_I2SR_IBB (0x20) #define MCF_I2C_I2SR_IAAS (0x40) #define MCF_I2C_I2SR_ICF (0x80) /* Bit definitions and macros for MCF_I2C_I2DR */ #define MCF_I2C_I2DR_DATA(x) (((x)&0xFF)<<0) #endif /* __MCF52221_I2C_H__ */
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