UPD78F9234MC-5A4-A Renesas Electronics America, UPD78F9234MC-5A4-A Datasheet - Page 161

• Manufacturer Part Number: UPD78F9234MC-5A4-A
• Description: MCU 8BIT 8KB FLASH 30PIN
• Manufacturer: Renesas Electronics America
• Series: 78K0S/Kx1+r

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: -

WDTE = “ACH”
Clear WDT counter.
WDT count stops.
HALT
instruction
Figure 9-5. Status Transition Diagram When “Low-Speed Internal Oscillator Can Be Stopped by
HALT
WDT clock: f
Overflow time: 2
WDT count continues.
Interrupt
Software” Is Selected by Option Byte
X
13
/f
WDT clock = f
Select overflow time
(settable only once).
STOP
instruction
X
to 2
20
/f
X
X
WDT count stops.
STOP
WDTE = “ACH”
Clear WDT counter.
Interrupt
CHAPTER 9 WATCHDOG TIMER
User’s Manual U17446EJ5V0UD
WDT clock: f
Overflow time: 4.27 ms to 546.13 ms (MAX.)
WDT count continues.
HALT
instruction
WDT clock: f
Overflow time: 546.13 ms (MAX.)
RL
WDT count stops.
Interrupt
RL
Reset
WDT clock = f
Select overflow time
(settable only once).
HALT
STOP
instruction
RL
Interrupt
HALT instruction
LSRSTOP = 0
LSRSTOP = 1
WDCS4 = 1
WDT operation stops.
WDT count stops.
Interrupt
STOP
STOP
instruction
WDT clock: f
WDT count stops.
WDTE = “ACH”
Clear WDT counter.
RL
Interrupt
159