UPD78F9234MC-5A4-A Renesas Electronics America, UPD78F9234MC-5A4-A Datasheet - Page 121
UPD78F9234MC-5A4-A
Manufacturer Part Number
UPD78F9234MC-5A4-A
Description
MCU 8BIT 8KB FLASH 30PIN
Manufacturer
Renesas Electronics America
Series
78K0S/Kx1+r
Datasheet
1.UPD78F9232MC-5A4-A.pdf
(419 pages)
Specifications of UPD78F9234MC-5A4-A
Core Processor
78K0S
Core Size
8-Bit
Speed
10MHz
Connectivity
LIN, UART/USART
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
24
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Manufacturer
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Price
Company:
Part Number:
UPD78F9234MC-5A4-A
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(2) One-shot pulse output with external trigger
CR010 set value
CR000 set value
TO00 pin output
Caution 16-bit timer counter 00 starts operating as soon as a value other than 00 (operation stop
Remark N < M
A one-shot pulse can be output from the TO00 pin by setting 16-bit timer mode control register 00 (TMC00),
capture/compare control register 00 (CRC00), and 16-bit timer output control register 00 (TOC00) as shown in
Figure 6-34, and by using the valid edge of the TI000 pin as an external trigger.
The valid edge of the TI000 pin is specified by bits 4 and 5 (ES000, ES010) of prescaler mode register 00
(PRM00). The rising, falling, or both the rising and falling edges can be specified.
When the valid edge of the TI000 pin is detected, the 16-bit timer/event counter is cleared and started, and the
output becomes active at the count value set in advance to 16-bit timer capture/compare register 010
(CR010).
capture/compare register 000 (CR000)
Note The case where N < M is described here. When N > M, the output becomes active with the CR000
Caution Do not input the external trigger again while the one-shot pulse is being output. To output
Count clock
TM00 count
INTTM010
INTTM000
OSPT00
register and inactive with the CR010 register. Do not set N to M.
Figure 6-33. Timing of One-Shot Pulse Output Operation with Software Trigger
mode) is set to the TMC003 and TMC002 bits.
the one-shot pulse again, wait until the current one-shot pulse output is completed.
After that, the output becomes inactive at the count value set in advance to 16-bit timer
Set TMC00 to 04H
(TM00 count starts)
0000H
M
N
0001H
CHAPTER 6 16-BIT TIMER/EVENT COUNTER 00
N
User’s Manual U17446EJ5V0UD
Note
N + 1
.
N
M
0000H
N
1
M
N
N
M
1
M
M
N
M + 1 M + 2
119
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