UPD78F9234MC-5A4-A Renesas Electronics America, UPD78F9234MC-5A4-A Datasheet - Page 69
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
-
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Manufacturer
Quantity
Price
Company:
Part Number:
UPD78F9234MC-5A4-A
Manufacturer:
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Quantity:
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Manufacturer:
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Address: FF20H After reset: FFH R/W
Symbol
PM0
Address: FF22H After reset: FFH R/W
Symbol
PM2
Address: FF23H After reset: FFH R/W
Symbol
PM3
Address: FF24H After reset: FFH R/W
Symbol
PM4
Address: FF2CH After reset: FFH R/W
Symbol
PM12
(1) Port mode registers (PM0, PM2, PM3, PM4, PM12)
These registers are used to set the corresponding port to the input or output mode in 1-bit units.
Each port mode register can be set by a 1-bit or 8-bit memory manipulation instruction.
Generation of reset signal sets these registers to FFH.
When a port pin is used as an alternate-function pin, set its port mode register and output latch as shown in
Table 4-3.
Caution Because P30, P31, and P43 are also used as external interrupt pins, the corresponding
PMmn
PM47
7
1
7
1
7
1
7
7
1
0
1
interrupt request flag is set if each of these pins is set to the output mode and its output level
is changed.
interrupt mask flag to 1 in advance.
Output mode (output buffer ON)
Input mode (output buffer OFF)
PM46
6
1
6
1
6
1
6
6
1
To use the port pin in the output mode, therefore, set the corresponding
Figure 4-15. Format of Port Mode Register
Selection of I/O mode of Pmn pin (m = 0, 2, 3, 4, or 12; n = 0 to 7)
PM45
5
1
5
1
5
1
5
5
1
CHAPTER 4 PORT FUNCTIONS
User’s Manual U17446EJ5V0UD
PM44
4
1
4
1
4
1
4
4
1
PM123
PM03
PM23
PM33
PM43
3
3
3
3
3
PM122
PM02
PM22
PM32
PM42
2
2
2
2
2
PM121
PM01
PM21
PM31
PM41
1
1
1
1
1
PM120
PM00
PM20
PM30
PM40
0
0
0
0
0
67
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