R5F2L3A7ANFP#U1 Renesas Electronics America, R5F2L3A7ANFP#U1 Datasheet - Page 533
R5F2L3A7ANFP#U1
Manufacturer Part Number
R5F2L3A7ANFP#U1
Description
MCU FLASH 48+4KB 64LQFP
Manufacturer
Renesas Electronics America
Series
R8C/Lx/3AAr
Datasheet
1.R5F2L387ANFPU1.pdf
(864 pages)
Specifications of R5F2L3A7ANFP#U1
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
LCD, POR, PWM, Voltage Detect, WDT
Number Of I /o
88
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
6K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 20x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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R8C/L35A Group, R8C/L36A Group, R8C/L38A Group, R8C/L3AA Group,
R8C/L35B Group, R8C/L36B Group, R8C/L38B Group, R8C/L3AB Group
REJ09B0441-0100 Rev.1.00
Page 496 of 802
Figure 23.8
23.4.1
Table 23.8
i = 0 or 1
Bit Rate
115200
14400
19200
28800
38400
57600
(bps)
1200
2400
4800
9600
In UART mode, the bit rate is the frequency (divided by the UiBRG register (i = 0 or 1)) divided by 16.
Source
UiBRG
Count
Bit Rate
f8
f8
f8
f1
f1
f1
f1
f1
f1
f1
Setting value of UiBRG register =
Setting value of UiBRG register =
Formula for Calculating Setting Value of UiBRG Register (i = 0 or 1)
Bit Rate Setting Example in UART Mode (Internal Clock Selected)
UART mode
129 (81h)
129 (81h)
42 (2Ah)
10 (0Ah)
64 (40h)
32 (20h)
86 (56h)
64 (40h)
32 (20h)
21 (15h)
UiBRG
Setting
Value
• Internal clock selected
• External clock selected
System Clock = 20 MHz
Oct 30, 2009
Actual Time
113636.36
29069.77
14367.82
19230.77
37878.79
56818.18
(bps)
1201.92
2403.85
4734.85
9615.38
fj: Count source frequency of UiBRG register (f1, f8, f32, or fC)
fEXT: Count source frequency of UiBRG register (external clock)
i = 0 or 1
Setting
Error
(%)
-1.36 29 (1Dh)
-0.22 79 (4Fh)
-1.36 29 (1Dh)
-1.36 19 (13h)
-1.36
0.16 119 (77h)
0.16 59 (3Bh)
0.16 119 (77h)
0.16 59 (3Bh)
0.94 39 (27h)
9 (09h)
UiBRG
Setting
System Clock = 18.432 MHz
Value
Bit rate
Bit rate
fEXT
Actual Time
fj
115200.00
14400.00
19200.00
28800.00
38400.00
57600.00
(bps)
1200.00
2400.00
4800.00
9600.00
16
16
23. Serial Interface (UARTi (i = 0 or 1))
Setting
Error
1
1
(%)
0.00 51 (33h)
0.00 25 (19h)
0.00 12 (0Ch)
0.00 51 (33h)
0.00 34 (22h) 14285.71
0.00 25 (19h) 19230.77
0.00 16 (10h)
0.00 12 (0Ch) 38461.54
0.00
0.00
UiBRG
Setting
8 (08h)
Value
System Clock = 8 MHz
55555.56
29411.76
1201.92
2403.85
4807.69
9615.38
Actual
(bps)
Time
Setting
Error
(%)
-0.79
-3.55
0.16
0.16
0.16
0.16
0.16
2.12
0.16
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