UPD78F0551MA-FAA-AX Renesas Electronics America, UPD78F0551MA-FAA-AX Datasheet - Page 499
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
R01UH0028EJ0400 Rev.4.00
Sep 27, 2010
Therefore, the maximum receivable baud rate at the transmission destination is as follows.
Similarly, the maximum permissible data frame length can be calculated as follows.
Therefore, the minimum receivable baud rate at the transmission destination is as follows.
The permissible baud rate error between UART6 and the transmission destination can be calculated from the above
minimum and maximum baud rate expressions, as follows.
Remarks 1. The permissible error of reception depends on the number of bits in one frame, input clock frequency,
10
11
Minimum permissible data frame length: FLmin = 11 × FL −
× FLmax = 11 × FL −
4
8
20
50
100
255
FLmax =
Division Ratio (k)
BRmax = (FLmin/11)
BRmin = (FLmax/11)
2. k: Set value of BRGC6
and division ratio (k). The higher the input clock frequency and the higher the division ratio (k), the
higher the permissible error.
21k – 2
20k
Table 14-6. Maximum/Minimum Permissible Baud Rate Error
FL × 11
k + 2
2 × k
Maximum Permissible Baud Rate Error
−
−
× FL =
1
1
=
=
21k + 2
21k − 2
22k
20k
21k − 2
2 × k
+2.33%
+3.53%
+4.26%
+4.56%
+4.66%
+4.72%
Brate
Brate
FL
k − 2
2k
CHAPTER 14 SERIAL INTERFACE UART6
× FL =
Minimum Permissible Baud Rate Error
21k + 2
2k
FL
−2.44%
−3.61%
−4.31%
−4.58%
−4.67%
−4.73%
485
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