ST10F272B_12 STMICROELECTRONICS [STMicroelectronics], ST10F272B_12 Datasheet - Page 77

• Manufacturer Part Number: ST10F272B_12
• Description: 16-bit MCU with 256 Kbyte Flash memory and 12/20 Kbyte RAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST10F272B/ST10F272E
Table 45
the resulting bit times for 40 MHz and 64 MHz CPU clock respectively. The maximum is
anyway limited to 8Mbaud.
Table 45.
Table 46.
Reserved
Can be used only with f
lower)
6.6M Baud
5M Baud
2.5M Baud
1M Baud
100K Baud
10K Baud
1K Baud
306 Baud
Reserved
Can be used only with f
lower)
Can be used only with f
lower)
8M Baud
4M Baud
1M Baud
100K Baud
10K Baud
1K Baud
489 Baud
and
Synchronous baud rate and reload values (f
Synchronous baud rate and reload values (f
Table 46
Baud rate
Baud rate
CPU
CPU
CPU
list some possible Baud rates against the required reload values and
= 32 MHz (or
= 32 MHz (or
= 48 MHz (or
Doc ID 11917 Rev 3
Bit time
Bit time
3.26ms
2.04ms
150ns
200ns
400ns
100μs
125ns
250ns
100μs
10μs
10μs
1ms
1ms
1μs
1μs
---
---
---
---
---
CPU
CPU
= 40 MHz)
= 64 MHz)
Reload value
Reload value
Serial channels
7CFFh
00C7h
07CFh
4E1Fh
FF4Eh
0C7Fh
FF9Eh
001Fh
013Fh
0000h
0001h
0002h
0003h
0007h
0013h
0000h
0001h
0002h
0003h
0007h
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