HD64F38024DV Renesas Electronics America, HD64F38024DV Datasheet - Page 228
HD64F38024DV
Manufacturer Part Number
HD64F38024DV
Description
IC H8/SLP MCU FLASH 80QFP
Manufacturer
Renesas Electronics America
Series
H8® H8/300L SLPr
Datasheets
1.US38024-BAG1.pdf
(684 pages)
2.DF36012GFYV.pdf
(1021 pages)
3.DF38102HV.pdf
(145 pages)
Specifications of HD64F38024DV
Core Processor
H8/300L
Core Size
8-Bit
Speed
10MHz
Connectivity
SCI
Peripherals
LCD, PWM, WDT
Number Of I /o
51
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
80-QFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD64F38024DV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Notes: 1. Specify the filename for the standard I/O file. This name is used in the low-level
(6) Closing files (_CLOSEALL)
214
Normally, output to files is held in a buffer area in memory, and only when the buffer becomes
full is the data actually written to the external recording device. Hence if a file is not closed
properly, it is possible that data output to a file may not actually be written to the external
recording device.
In the case of a program intended for embedded use, normally the program is not terminated.
However, if the main function is terminated due to a program error or for some other reason,
any open files must all be closed.
This processing closes all the files that are open at the time of termination of the main function.
An example of a program to close all the open files is shown below.
// File-type data declaration in C language
struct_iobuf{
}iob[_nfiles];
#include <stdio.h>
#ifdef _ _cplusplus
extern "C"
#endif
void _CLOSEALL(void)
{
int i;
}
2. In the case of a console or other dialog-based device, a flag is set to prevent the use of
for( i=0; i < _nfiles; i++ )
unsigned char _bufptr;
long
unsinged char _bufbase;
long
char
char
char
interface routine "open".
buffering.
if( _iob[i]._ioflag1 & (_IOREAD | _IOWRITE | _IORW ) )
fclose( &_iob[i] );
_bufcnt;
_buflen;
_ioflag1;
_ioflag2;
_iofd;
Figure 9.7 FILE-Type Data
// Check to see whether the file is open or not
// Close the file
// Pointer to buffer
// Buffer counter
// Buffer base pointer
// Buffer length
// I/O flag
// I/O flag
// I/O flag
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