UPD78F9234MC-5A4-A Renesas Electronics America, UPD78F9234MC-5A4-A Datasheet - Page 233
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
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F9234MC-5A4-A
Manufacturer:
MAXIM
Quantity:
1 001
Part Number:
UPD78F9234MC-5A4-A
Manufacturer:
NEC
Quantity:
20 000
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Address: FFECH
Symbol
INTM0
(3)
External interrupt mode register 0 (INTM0)
This register is used to set the valid edge of INTP0 to INTP2.
INTM0 is set with an 8-bit memory manipulation instruction.
Reset signal generation clears INTM0 to 00H.
Cautions 1. Be sure to clear bits 0 and 1 to 0.
ES21
ES21
ES11
ES01
7
0
0
1
1
0
0
1
1
0
0
1
1
After reset: 00H
ES20
ES20
ES10
ES00
2. Before setting the INTM0 register, be sure to set the corresponding interrupt mask flag
6
0
1
0
1
0
1
0
1
0
1
0
1
Figure 13-4. Format of External Interrupt Mode Register 0 (INTM0)
(
request flag (
enable interrupts.
MK = 1) to disable interrupts. After setting the INTM0 register, clear the interrupt
Falling edge
Rising edge
Setting prohibited
Both rising and falling edges
Falling edge
Rising edge
Setting prohibited
Both rising and falling edges
Falling edge
Rising edge
Setting prohibited
Both rising and falling edges
ES11
5
R/W
ES10
CHAPTER 13 INTERRUPT FUNCTIONS
4
IF
= 0), then clear the interrupt mask flag (
User’s Manual U17446EJ5V0UD
ES01
3
ES00
2
INTP2 valid edge selection
INTP1 valid edge selection
INTP0 valid edge selection
1
0
0
0
MK
= 0), which will
231
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