tmp19a43fzxbg TOSHIBA Semiconductor CORPORATION, tmp19a43fzxbg Datasheet - Page 243

• Manufacturer Part Number: tmp19a43fzxbg
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Note: The values shown in the table above are applied when the system clock frequency = fc, the clock gear
fc [MHz]
19.6608
29.4912
24.576
Note 1: The trigger signal from timer TMRA6 cannot be used as the transfer clock in I/O interface mode.
Note 2: The values shown in the table above are applied when the system clock frequency = fc, the clock
↑
↑
↑
↑
↑
↑
↑
↑
↑
↑
TA0REG
= fc/1 and the prescaler clock frequency = fperiph/4.
10H
14H
AH
1H
2H
3H
4H
5H
6H
8H
(Specified with BR0CR<BR0S3:BR0S0>)
gear = fc/1, and the prescaler clock frequency = fperiph/4.
(When TMRA6 timer trigger output is used and TMRA6 input clock = φT1)
(When the baud rate generator is used and BR0CR<BR0ADDE> = 0)
29.4912 MHz 24.576 MHz
Calculate the baud rate as follows (when timer TMRA6 is used):
Transfer rate =
230.4
115.2
46.08
23.04
11.52
76.8
57.6
38.4
28.8
14.4
Divisor N
A
C
1
2
4
8
0
5
1
2
3
4
6
Table 3.11.2 UART Baud Rate Selection
Table 3.11.3 UART Baud Rate Selection
Clock
38.4
19.2
192
9.6
96
64
48
32
24
12
frequency
TMP1942CY/CZ-242
24 MHz
specified
187.5
93.75
46.88
31.25
23.44
18.75
11.72
62.5
37.5
9.38
TA0REG
307.200
153.600
460.800
230.400
153.600
115.200
with
(fc/4)
76.800
38.400
19.200
76.800
38.400
76.800
38.400
φT0
fc
19.6608 MHz
SYSCR0
×
2
153.6
30.72
15.36
76.8
51.2
38.4
25.6
19.2
7.68
×
9.6
16
(when TMRA6 input clock = φT1)
(fc/16)
115.200
<
76.800
38.400
19.200
19.200
57.600
38.400
28.800
19.200
φT2
9.600
4.800
9.600
9.600
PRCK1
Input Clock
TMP1942CY/CZ
16 MHz
41.67
31.25
20.83
15.63
62.5
12.5
7.81
6.25
:
125
25
PRCK0
(fc/64)
19.200
28.800
14.400
φT8
9.600
4.800
2.400
1.200
4.800
2.400
9.600
7.200
4.800
2.400
>
12.288 MHz
Units: kbps
19.2
9.6
4.8
96
48
32
24
16
12
6
Units: kbps
(fc/256)
φT32
4.800
2.400
1.200
0.600
0.300
1.200
0.600
7.200
3.600
2.400
1.800
1.200
0.600