UPD78F0138HGK-9ET-A Renesas Electronics America, UPD78F0138HGK-9ET-A Datasheet - Page 192
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UPD78F0138HGK-9ET-A
Manufacturer Part Number
UPD78F0138HGK-9ET-A
Description
MCU 8BIT 60K FLASH 64TQFP
Manufacturer
Renesas Electronics America
Series
78K0/Kx1+r
Datasheet
1.UPD78F0138HGK-9ET-A.pdf
(568 pages)
Specifications of UPD78F0138HGK-9ET-A
Core Processor
78K/0
Core Size
8-Bit
Speed
16MHz
Connectivity
3-Wire SIO, LIN, UART/USART
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
42
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.5 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
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7.4 Operations of 8-Bit Timer/Event Counters 50 and 51
7.4.1 Operation as interval timer
of the count value preset to 8-bit timer compare register 5n (CR5n).
TM5n value cleared to 0 and an interrupt request signal (INTTM5n) is generated.
(TCL5n).
190
8-bit timer/event counter 5n operates as an interval timer that generates interrupt requests repeatedly at intervals
When the count value of 8-bit timer counter 5n (TM5n) matches the value set to CR5n, counting continues with the
The count clock of TM5n can be selected with bits 0 to 2 (TCL5n0 to TCL5n2) of timer clock selection register 5n
<1> Set the registers.
<2> After TCE5n = 1 is set, the count operation starts.
<3> If the values of TM5n and CR5n match, INTTM5n is generated (TM5n is cleared to 00H).
<4> INTTM5n is generated repeatedly at the same interval.
Caution Do not write other values to CR5n during operation.
Remark Interval time = (N + 1)
Setting
TM5n count value
Set TCE5n to 0 to stop the count operation.
Count clock
INTTM5n
TCL5n:
CR5n:
TMC5n:
N = 01H to FEH
n = 0, 1
TCE5n
CR5n
Select the count clock.
Compare value
Stop the count operation, select the mode in which clear & start occurs on a match of TM5n
and CR5n.
(TMC5n = 0000
Count start
00H
N
CHAPTER 7 8-BIT TIMER/EVENT COUNTERS 50 AND 51
01H
Figure 7-11. Interval Timer Operation Timing (1/2)
t
t
0B
User’s Manual U16899EJ3V0UD
= Don’t care)
(a) Basic operation
N
Clear
00H
Interrupt acknowledged
N
01H
Interval time
N
Clear
00H
Interrupt acknowledged
N
01H
Interval time
N
N
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