upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 427

• Manufacturer Part Number: upd70f3402
• Description: 32-/16-bit Single-chip Microcontroller With Can Interface
• Manufacturer: Renesas Electronics Corporation.

(6)
Remark:
Baud Rate
115,200
153,600
230,400
312,500
19,200
31,250
38,400
57,600
76,800
(bps)
2,400
4,800
9,600
1200
Example of baud rate setting
300
600
UAnCTL1 UAnCTL2 ERR (%) UAnCTL1 UAnCTL2 ERR (%) UAnCTL1 UAnCTL2 ERR (%)
f
ERR: Baud rate error [%]
XX
0AH
09H
08H
07H
06H
05H
04H
07H
03H
02H
02H
01H
01H
00H
04H
:
Internal system clock
f
XX
Chapter 12 Asynchronous Serial Interface A (UARTA)
= 40 MHz
41H
41H
41H
41H
41H
41H
41H
05H
41H
41H
41H
57H
41H
57H
04H
Table 12-5: Baud Rate Generator Set Data
User’s Manual U16702EE3V2UD00
-0.22
-0.22
-0.22
0.16
0.16
0.16
0.16
0.16
0.16
0.16
0.00
0.16
0.16
0.16
0.00
0AH
0AH
0AH
09H
08H
07H
06H
07H
05H
01H
04H
00H
03H
00H
00H
f
XX
= 32 MHz
1AH
0DH
0DH
0DH
0DH
0DH
0DH
8BH
0DH
8BH
0DH
34H
04H
45H
33H
-0.08
-0.08
0.16
0.16
0.16
0.16
0.16
0.16
0.16
0.00
0.16
0.16
0.16
0.64
0.39
0AH
09H
08H
07H
06H
05H
04H
06H
03H
04H
02H
03H
01H
02H
01H
f
XX
= 24 MHz
0DH
0DH
0DH
27H
27H
27H
27H
27H
27H
27H
06H
27H
27H
27H
13H
0.16
0.16
0.16
0.16
0.16
0.16
0.16
0.00
0.16
0.16
0.16
0.16
0.16
0.16
1.05
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