Renesas RL78/G1P Hardware User Manual page 471

RL78/G1P
Table 11-4. Baud Rate Setting for UART Reception in SNOOZE Mode
High-speed On-chip
Oscillator (f )
IH
Note
32 MHz ± 1.0%
Note
24 MHz ± 1.0%
Note
16 MHz ± 1.0%
Note
12 MHz ± 1.0%
Note
8 MHz ± 1.0%
Note
6 MHz ± 1.0%
Note
4 MHz ± 1.0%
Note
3 MHz ± 1.0%
Note
2 MHz ± 1.0%
Note
1 MHz ± 1.0%
Note When the accuracy of the clock frequency of the high-speed on-chip oscillator is ±1.5%, the permissible range
becomes smaller as shown below.
 In the case of f
0.5%) to the values in the above table.
Remark The maximum permissible value and minimum permissible value are permissible values for the baud rate in
UART reception. The baud rate on the transmitting side should be set to fall inside this range.
R01UH0895EJ0100 Rev.1.00
Nov 29, 2019
Baud Rate for UART Reception in SNOOZE Mode
Operating clock
(f )
MCK
5
f /2 105
CLK
5
f /2 79
CLK
4
f /2 105
CLK
4
f /2 79
CLK
3
f /2 105
CLK
3
f /2 79
CLK
2
f /2 105
CLK
2
f /2 79
CLK
f /2 105
CLK
f 105
CLK
± 1.5%, perform (Maximum permissible value - 0.5%) and (Minimum permissible value +
IH
CHAPTER 11 SERIAL ARRAY UNIT
Baud Rate of 4800 bps
SDRmn[15:9] Maximum
Permissible Value
2.27%
1.60%
2.27%
1.60%
2.27%
1.60%
2.27%
1.60%
2.27%
2.27%
Minimum
Permissible Value
-1.53%
-2.18%
-1.53%
-2.19%
-1.53%
-2.19%
-1.53%
-2.19%
-1.54%
-1.57%
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