UPD78F0034BGC-8BS-A Renesas Electronics America, UPD78F0034BGC-8BS-A Datasheet - Page 240
UPD78F0034BGC-8BS-A
Manufacturer Part Number
UPD78F0034BGC-8BS-A
Description
MCU 8-Bit 78K0 CISC 32KB Flash 2.5V/3.3V/5V 64-Pin LQFP
Manufacturer
Renesas Electronics America
Datasheet
1.UPD78F0034BGK-9ET-A.pdf
(605 pages)
Specifications of UPD78F0034BGC-8BS-A
Package
64LQFP
Family Name
78K0
Maximum Speed
12 MHz
Ram Size
1 KB
Program Memory Size
32 KB
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Program Memory Type
Flash
Number Of Programmable I/os
51
Interface Type
3-Wire/UART
On-chip Adc
8-chx10-bit
Operating Temperature
-40 to 85 °C
Number Of Timers
3
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9.5.3 Interval timer (16-bit)
238
/***************************************************************/
/*
/*
/*
/*
/***************************************************************/
#pragma sfr
#pragma EI
#pragma DI
#define intervalTM5 130
#pragma interrupt INTTM50 ppgint rb2
void main(void)
{
}
/* Timer 5 interrupt function */
void ppgint()
{
}
unsigned char ppgdata[2];
int interval;
interval = intervalTM5;
PCC = 0x0;
ppgdata[0] = 0;
ppgdata[1] = 0;
P7 = 0b11111011;
PM7.2 = 0;
TMMK50 = 0;
TMMK51 = 1;
TCL50 = 0b00000101;
CR50 = interval & 0xff;
CR51 = interval >> 8;
TMC50 = 0b00000111;
TMC51 = 0b00010000;
TCE51 = 1;
TCE50 = 1;
EI();
while(1);
unsigned int work;
work = ppgdata[0]+ppgdata[1]*0x100;
if (work != 0)
{
}
TCE50 =0;
CR51 = work >> 8;
CR50 = work & 0xff;
ppgdata[0] = 0;
ppgdata[1] = 0;
if (work != 0xffff)
{
}
Timer 5 operation sample
Cascade connection setting example
CHAPTER 9 8-BIT TIMER/EVENT COUNTERS 50, 51
TCE50 = 1; /* Timer resumes */
User’s Manual U14046EJ5V0UD
/* Cycle data to be set to CR */
/* Data area to be set to timer 5 */
/* Select high-speed operation mode */
/* Clear CR50 data */
/* Clear CR51 data */
/* Set port */
/* Clear P72 */
/* Set P72 to output */
/* Set interrupt */
/* Clear INTTM50 interrupt mask */
/* Set INTTM51 interrupt mask */
/* Set timer 5 */
/* Count clock is fx/2^6 */
/* Set lower compare register to CR50 */
/* Set higher compare register to CR51 */
/* Inverted on match, initial value L */
/* Cascade mode */
/* Timer starts */
*/
*/
*/
*/
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