UPD78F0551MA-FAA-AX Renesas Electronics America, UPD78F0551MA-FAA-AX Datasheet - Page 496
UPD78F0551MA-FAA-AX
Manufacturer Part Number
UPD78F0551MA-FAA-AX
Description
MCU 8BIT 16-SSOP
Manufacturer
Renesas Electronics America
Series
78K0/Kx2-Lr
Datasheet
1.UPD78F0551MA-FAA-AX.pdf
(822 pages)
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
-
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78K0/Kx2-L
14.4.4 Calculation of baud rate
(1) Baud rate calculation expression
R01UH0028EJ0400 Rev.4.00
Sep 27, 2010
The baud rate can be calculated by the following expression.
• Baud rate =
f
k:
XCLK6
Notes 1.
: Frequency of base clock selected by TPS63 to TPS60 bits of CKSR6 register
Value set by MDL67 to MDL60 bits of BRGC6 register (k = 4, 5, 6, ..., 255)
TPS63
2.
0
0
0
0
0
0
0
0
1
1
1
1
f
2 × k
If the peripheral hardware clock (f
f
• V
• V
Note the following points when selecting the TM50 output as the base clock.
• Mode in which the count clock is cleared and started upon a match of TM50 and CR50 (TMC506 =
• PWM mode (TMC506 = 1)
It is not necessary to enable (TOE50 = 1) TO50 output in any mode.
XCLK6
PRS
0)
Start the operation of 8-bit timer/event counter 50 first and then enable the timer F/F inversion
operation (TMC501 = 1).
Start the operation of 8-bit timer/event counter 50 first and then set the count clock to make the duty
= 50%.
DD
DD
operating frequency varies depending on the supply voltage.
[bps]
TPS62
= 2.7 to 5.5 V: f
= 1.8 to 2.7 V: f
Other than above
0
0
0
0
1
1
1
1
0
0
0
0
TPS61
Table 14-4. Set Value of TPS63 to TPS60
0
0
1
1
0
0
1
1
0
0
1
1
PRS
PRS
≤ 10 MHz
≤ 5 MHz
TPS60
0
1
0
1
0
1
0
1
0
1
0
1
PRS
) operates on the high-speed system clock (f
f
f
f
f
f
f
f
f
f
f
f
TM50 output
Setting prohibited
PRS
PRS
PRS
PRS
PRS
PRS
PRS
PRS
PRS
PRS
PRS
/2
/2
/2
/2
/2
/2
/2
/2
/2
/2
2
3
4
5
6
7
8
9
10
2 MHz
1 MHz
500 kHz
250 kHz
125 kHz
62.5 kHz
31.25 kHz
15.625 kHz
7.813 kHz
3.906 kHz
1.953 kHz
CHAPTER 14 SERIAL INTERFACE UART6
f
PRS
Base Clock (f
Note 2
= 2 MHz
5 MHz
2.5 MHz
1.25 MHz
625 kHz
312.5 kHz
156.25 kHz
78.13 kHz
39.06 kHz
19.53 kHz
9.77 kHz
4.88 kHz
XCLK6
f
PRS
) Selection
= 5 MHz
Note 1
10 MHz
5 MHz
2.5 MHz
1.25 MHz
625 kHz
312.5 kHz
156.25 kHz
78.13 kHz
39.06 kHz
19.53 kHz
9.77 kHz
f
PRS
XH
= 10 MHz
) (XSEL = 1), the
482
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