UPD78F0555MA-FAA-AX Renesas Electronics America, UPD78F0555MA-FAA-AX Datasheet - Page 217

• Manufacturer Part Number: UPD78F0555MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0555MA-FAA-AX

• Core Processor: 78K/0
• Core Size: 8-Bit
• Speed: 10MHz
• Connectivity: I²C, LIN, UART/USART
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 9
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 1.8 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: -

78K0/Kx2-L
R01UH0028EJ0400 Rev.4.00
Sep 27, 2010
Address: FF9FH
Address: FF9FH
OSCCTL
OSCCTL
Symbol
Symbol
Cautions 1. To change the value of EXCLK and OSCSEL, be sure to confirm that bit 7 (MSTOP) of
Note
Cautions 1. To change the value of EXCLK and OSCSEL, be sure to confirm that bit 7 (MSTOP) of
RSWOSC
EXCLK
EXCLK
EXCLK
EXCLK
Figure 5-3. Format of Clock Operation Mode Select Register (OSCCTL)
Figure 5-4. Format of Clock Operation Mode Select Register (OSCCTL)
<7>
<7>
EXCLKS and OSCSELS are used in combination with XTSTART (bit 6 of the processor clock
control register (PCC)). Refer to (3) Setting of operation mode for subsystem clock pin.
0
0
1
1
0
0
1
1
0
0
1
After reset: 00H
After reset: 00H
2. Be sure to clear bits 0 to 5 to 0.
2. Be sure to clear bits 0 and 3 to 0.
the main OSC control register (MOC) is 1 (the X1 oscillator stops or the external
clock from the EXCLK pin is disabled).
the main OSC control register (MOC) is 1 (the X1 oscillator stops or the external
clock from the EXCLK pin is disabled).
AMPHXT
OSCSEL
OSCSEL
OSCSEL
OSCSEL
<6>
<6>
0
1
0
1
0
1
0
1
0
1
×
(78K0/KY2-L, 78K0/KA2-L, 78K0/KB2-L)
R/W
R/W
High-speed system clock
High-speed system clock
EXCLKS
Input port mode
X1 oscillation mode
Input port mode
External clock input
mode
Input port mode
X1 oscillation mode
Input port mode
External clock input
mode
Low power consumption oscillation (default)
Normal oscillation
Ultra-low power consumption oscillation
pin operation mode
pin operation mode
<5>
0
5
Note
(78K0/KC2-L)
OSCSELS
<4>
0
4
XT1 oscillator oscillation mode selection
Note
Input port
Crystal/ceramic resonator connection
Input port
Input port
Input port
Crystal/ceramic resonator connection
Input port
Input port
3
0
3
0
P121/X1 pin
P121/X1 pin
CHAPTER 5 CLOCK GENERATOR
RSWOSC
<2>
2
0
External clock input
External clock input
AMPHXT
P122/X2/EXCLK pin
P122/X2/EXCLK pin
<1>
1
0
0
0
0
0
203