tmp89fm42a TOSHIBA Semiconductor CORPORATION, tmp89fm42a Datasheet - Page 253

• Manufacturer Part Number: tmp89fm42a
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

16.8
Transfer Baud Rate
RA001
RTSEL
000
001
010
011
100
Figure 16-6 Example of UART0DR Calculation
UARTDR =
UARTDR =
UARTDR =
UARTDR =
UARTDR =
UARTDR calculation
16 38400 [baud]
16.5 38400 [baud]
15 38400 [baud]
15.5 38400 [baud]
4000000 [Hz]
4000000 [Hz]
4000000 [Hz]
4000000 [Hz]
4000000 [Hz]
17 38400 [baud]
Page 234
1
1
1
1
1
≈
≈
≈
≈
≈
6
5
6
6
5
16 (6 + 1)
16.5 (5 + 1)
15 (6 + 1)
15.5 (6 + 1)
17 (5 + 1)
4000000 [Hz]
4000000 [Hz]
4000000 [Hz]
4000000 [Hz]
4000000 [Hz]
Generated baud rate
35714 [baud] ( 6.99%)
40404 [baud] ( 5.22%)
38095 [baud] ( 0.79%)
36866 [baud] ( 3.99%)
39216 [baud] ( 2.12%)
TMP89FM42A