UPD78F0138HGK-9ET-A Renesas Electronics America, UPD78F0138HGK-9ET-A Datasheet - Page 215
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
-
- Current page: 215 of 568
- Download datasheet (4Mb)
frequency is f
If the setting value of the CMP0n register is N, the setting value of the CMP1n register is M, and the count clock
<2> The count operation starts when TMHEn = 1.
<3> The CMP0n register is the compare register that is to be compared first after the count operation is
<4> When 8-bit timer counter Hn and the CMP1n register match, TOHn output becomes inactive and the
<5> By performing procedures <3> and <4> repeatedly, a pulse with an arbitrary duty can be obtained.
<6> To stop the count operation, set TMHEn = 0.
Cautions 1. In PWM output mode, three operation clocks (signal selected using the CKSn2 to CKSn0
Remark n = 0, 1
enabled. When the values of 8-bit timer counter Hn and the CMP0n register match, 8-bit timer counter Hn
is cleared, an interrupt request signal (INTTMHn) is generated, and TOHn output becomes active. At the
same time, the compare register to be compared with 8-bit timer counter Hn is changed from the CMP0n
register to the CMP1n register.
compare register to be compared with 8-bit timer counter Hn is changed from the CMP1n register to the
CMP0n register.
generated.
CNT
2. Be sure to set the CMP1n register when starting the timer count operation (TMHEn = 1) after
, the PWM pulse output cycle and duty are as follows.
PWM pulse output cycle = (N + 1)/f
Duty = Active width : Total width of PWM = (M + 1) : (N + 1)
bits of the TMHMDn register) are required to transfer the CMP1n register value after
rewriting the register.
the timer count operation was stopped (TMHEn = 0) (be sure to set again even if setting the
same value to the CMP1n register).
At this time, 8-bit timer counter Hn is not cleared and the INTTMHn signal is not
CHAPTER 8 8-BIT TIMERS H0 AND H1
User’s Manual U16899EJ3V0UD
CNT
213
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