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SH7263/SH7203 Group
Data Transfer to On-chip Peripheral Modules with DMAC
REJ06B0734-0100/Rev.1.00 April 2008 Page 9 of 17
3. Sample Program
1. Sample Program Listing "main.c" (1)
1 /*""FILE COMMENT""**************************************************************
2 *
3 * System Name : SH7203 Sample Program
4 * File Name : main.c
5 * Contents : Data transfer to on-chip peripheral modules with DMAC
6 * Version : 1.00.00
7 * Model : M3A-HS30
8 * CPU : SH7203
9 * Compiler : SHC9.1.1.0
10 * note : Sample program for transferring data from the SCIF by DMAC1
11 *
12 * <CAUTION>
13 * This sample program is for reference
14 * and its operation is not guaranteed.
15 * Customers should use this sample program for technical reference
16 * in software development.
17 *
18 * The information described here may contain technical inaccuracies or
19 * typographical errors. Renesas Technology Corporation and Renesas Solutions
20 * assume no responsibility for any damage, liability, or other loss rising
21 * from these inaccuracies or errors.
22 *
23 * Copyright(C) 2007 Renesas Technology Corp. All Rights Reserved
24 * AND Renesas Solutions Corp. All Rights Reserved
25 *
26 * history : 2007.12.27 ver.1.00.00
27 *""FILE COMMENT END""*********************************************************/
28 #include <string.h>
29 #include "iodefine.h" /* iodefine.h is automatically created by HEW */
30
31 /* ==== Macro declaration ==== */
32 /* ====
DMAC Settings ==== */
33 #define DMA_SIZE_BYTE 0x0000u
34 #define DMA_SIZE_WORD 0x0001u
35 #define DMA_SIZE_LONG 0x0002u
36 #define DMA_SIZE_LONGx4 0x0003u
37 #define DMA_INT_DISABLE 0x0000u
38 #define DMA_INT_ENABLE 0x0010u
39 #define DMA_INT (DMA_INT_ENABLE >> 4u)
40
41 /* ==== Prototype declaration ==== */
42 void main(void);
43 void io_init_dma1(void *src, void *dst, size_t size, unsigned int mode);
44 void io_dma1_stop(void);
45 void io_init_scif0(int);
46
47 /* ==== Type declaration ==== */
48 /* SCIF baud rate setting */
49 typedef struct {
50 unsigned char scbrr;
51 unsigned short scsmr;
52 } SH7203_BAUD_SET;
53