AT90CAN128-16AE ATMEL Corporation, AT90CAN128-16AE Datasheet - Page 196

• Manufacturer Part Number: AT90CAN128-16AE
• Description: 8-bit Avr Microcontroller With 128K Bytes of Isp Flash And CAN Controller.flash (Kbytes) 128 Vcc (V) 2.7-5.5 EEPROM (Kbytes) 4 SRAM (bytes) 4K CAN (mess. Obj.) 15
• Manufacturer: ATMEL Corporation

Table 85. Examples of UBRRn Settings for Commonly Frequencies (Continued)
1.
196
Max.
115.2k
230.4k
Baud
(bps)
14.4k
19.2k
28.8k
38.4k
57.6k
76.8k
2400
4800
9600
Rate
250k
500k
1M
(1)
UBRRn = 0, Error = 0.0%
UBRRn
AT90CAN128
95
47
23
15
11
U2Xn = 0
7
5
3
2
1
0
0
–
–
230.4 kbps
Error
f
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
clk
–
–
io
= 3.6864 MHz
UBRRn
191
95
47
31
23
15
11
U2Xn = 1
7
5
3
1
1
0
–
460.8 kbps
Error
-7.8%
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
–
UBRRn
103
51
25
16
12
U2Xn = 0
8
6
3
2
1
0
0
–
–
250 kbps
Error
-3.5%
-7.0%
f
0.2%
0.2%
0.2%
2.1%
0.2%
8.5%
8.5%
8.5%
8.5%
0.0%
clk
–
–
io
= 4.0000 MHz
UBRRn
207
103
51
34
25
16
12
U2Xn = 1
8
6
3
1
1
0
–
0.5 Mbps
Error
-0.8%
-3.5%
-7.0%
0.2%
0.2%
0.2%
0.2%
2.1%
0.2%
8.5%
8.5%
0.0%
0.0%
–
UBRRn
191
95
47
31
23
15
11
U2Xn = 0
7
5
3
1
1
0
–
460.8 kpbs
Error
-7.8%
-7.8%
f
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
clk
–
io
= 7.3728 MHz
UBRRn
383
191
95
63
47
31
23
15
U2Xn = 1
11
7
3
3
1
0
921.6 kbps
4250C–CAN–03/04
Error
-7.8%
-7.8%
-7.8%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%