UPD78F0551MA-FAA-AX Renesas Electronics America, UPD78F0551MA-FAA-AX Datasheet - Page 203

• Manufacturer Part Number: UPD78F0551MA-FAA-AX
• Description: MCU 8BIT 16-SSOP
• Manufacturer: Renesas Electronics America
• Series: 78K0/Kx2-Lr

Specifications of UPD78F0551MA-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: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 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
P121
P122
P125
Notes 1. When using the P121 and P122 pins to connect a resonator for the main system clock (X1, X2) or to input an
Remark ×:
Pin Name
2. Clear RSTM bit (bit 5 of RSTMASK register) to 0 when using P125 as an external reset input (RESET).
Table 4-15. Settings of Port Mode Register and Output Latch When Using Alternate Function
PM××: Port mode register
P××:
external clock for the main system clock (EXCLK), the X1 oscillation mode or external clock input mode must
be set by using OSCCTL register (for details, refer to 5.3 (1) Clock operation mode select register
(OSCCTL)). The reset value of OSCCTL is 00H (both P121 and P122 are input port pins).
X1
TOOLC0
X2
EXCLK
TOOLD0
RESET
Note 1
Note 1
Don’t care
Port output latch
Note 1
Note 2
Function Name
(78K0/KA2-L (20-pin products)) (2/2)
Alternate Function
Input
Input
I/O
Input
I/O
−
−
CHAPTER 4 PORT FUNCTIONS
PM××
×
×
×
×
×
×
P××
×
×
×
×
×
×
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