upd78f0148m1gka1-9eu Renesas Electronics Corporation., upd78f0148m1gka1-9eu Datasheet - Page 345
upd78f0148m1gka1-9eu
Manufacturer Part Number
upd78f0148m1gka1-9eu
Description
8-bit Single-chip Microcontrollers
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.UPD78F0148M1GKA1-9EU.pdf
(668 pages)
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(3) Example of setting baud rate
Baud Rate
115200
153600
230400
10400
19200
31250
38400
76800
1200
2400
4800
9600
Remark TPS63 to TPS60: Bits 3 to 0 of clock selection register 6 (CKSR6) (setting of base clock (f
[bps]
600
TPS63 to
TPS60
k:
f
ERR:
6H
5H
4H
3H
2H
2H
1H
1H
0H
0H
0H
0H
0H
X
:
130
130
130
130
130
120
130
130
80
65
43
33
22
f
k
X
= 10.0 MHz
Calculated
116279
151515
227272
10417
19231
31250
38462
76923
Value
1202
2404
4808
9615
601
Value set by MDL67 to MDL60 bits of baud rate generator control register 6
(BRGC6) (k = 8, 9, 10, ..., 255)
X1 input clock oscillation frequency
Baud rate error
Table 15-4. Set Data of Baud Rate Generator
CHAPTER 15 SERIAL INTERFACE UART6
ERR[%] TPS63 to
−1.36
−1.36
0.16
0.16
0.16
0.16
0.16
0.16
0.16
0.00
0.16
0.16
0.94
User’s Manual U15947EJ3V1UD
TPS60
6H
5H
4H
3H
2H
2H
1H
0H
0H
0H
0H
0H
0H
109
109
109
109
109
101
109
134
109
55
36
27
18
f
k
X
= 8.38 MHz
Calculated
116389
155185
232778
10371
19220
31268
38440
76182
Value
1201
2403
4805
9610
601
ERR[%] TPS63 to
−0.80
0.11
0.11
0.11
0.11
0.11
0.28
0.11
0.06
0.11
1.03
1.03
1.03
TPS60
5H
4H
3H
2H
1H
1H
0H
0H
0H
0H
0H
0H
0H
109
109
109
109
109
101
109
67
55
27
18
14
f
k
9
X
= 4.19 MHz
Calculated
116389
149643
232778
10475
19220
31268
38090
77593
Value
1201
2403
4805
9610
601
XCLK6
))
ERR[%]
−0.28
−0.80
−2.58
0.11
0.11
0.11
0.11
0.11
0.11
0.06
1.03
1.03
1.03
345
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