Renesas Single-Chip Microcomputer M37531T-ADS Información técnica descargar pdf (Pagina 48)

No.M16C-55-0006

( 5 / 5 )

Function Mnemonic

BCLR, BNOT, BSET, BTSTC, BTSTS

Shift ROLC, RORC, ROT, SHA, SHL

Arithmetic ABS, ADC, ADCF, ADD, DEC, EXTS, INC, MUL, MULU, NEG,

SBB, SUB

Bit manipulation

Logical AND, NOT, OR, XOR

Jump ADJNZ, SBJNZ

#pragma ADDRESS UDF 0384h

char near UDF;

void func(void)

{

UDF = 0x01 ;

}

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MOV.B #01h, UDF

(1)

struct bit_def {

char b0:1;

char b1:1;

char b2:1;

char b3:1;

char b4:1;

char b5:1;

char b6:1;

char b7:1;

};

union byte_def{

struct bit_def bit;

char byte;

};

#pragma ADDRESS UDF 0384h

char near UDF;

#pragma BIT UDF_RAM

union byte_def UDF_RAM=0 ; /*Initial data*/

#define TA0UD_RAM UDF_RAM.bit.b0

#define TA1UD_RAM UDF_RAM.bit.b1

#define TA2UD_RAM UDF_RAM.bit.b2

#define TA3UD_RAM UDF_RAM.bit.b3

#define TA4UD_RAM UDF_RAM.bit.b4

#define TA2P_RAM UDF_RAM.bit.b5

#define TA3P_RAM UDF_RAM.bit.b6

#define TA4P_RAM UDF_RAM.bit.b7

void func(void);

void func(void)

{

TA0UD_RAM = 1 ;

UDF = UDF_RAM.byte ;

}

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BSET TA0UD_RAM

MOV.B UDF_RAM, UDF

(2)

Table 10. Instruction table for Read Modify Write

3. C language programming

Figure 3 shows an example using C programming

Figure 3. Example for C programming

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 56 57

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Renesas Single-Chip Microcomputer M37531T-ADS Información técnica Pagina 48

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