C8051F300 Datasheet, PDF (140/176 Pages) List of Unclassifed Manufacturers – Mixed Signal ISP Flash MCU Family

C8051F300/1/2/3/4/5
Table 14.6. Timer Settings for Standard Baud Rates Using an External 3.6864 MHZ
Oscillator
Frequency: 3.6864 MHz
Target
Baud Rate
(bps)
Baud Rate Oscillator Timer Clock
% Error
Divide
Source
Factor
SCA1–SCA0
(pre-scale
select)¹
T1M^{1 Timer 1}
Reload
Value (hex)
230400
0.00%
16
SYSCLK
XX²
1
0xF8
115200
0.00%
32
SYSCLK
XX²
1
0xF0
57600
0.00%
64
SYSCLK
XX²
1
0xE0
28800
0.00%
128
SYSCLK
XX²
1
0xC0
14400
0.00%
256
SYSCLK
XX²
1
0x80
9600
0.00%
384
SYSCLK
XX²
1
0x40
2400
0.00%
1536 SYSCLK / 12
00
0
0xC0
1200
0.00%
3072 SYSCLK / 12
00
0
0x80
230400
0.00%
16
EXTCLK / 8
11
0
0xFF
115200
0.00%
32
EXTCLK / 8
11
0
0xFE
57600
0.00%
64
EXTCLK / 8
11
0
0xFC
28800
0.00%
128
EXTCLK / 8
11
0
0xF8
14400
0.00%
256
EXTCLK / 8
11
0
0xF0
9600
0.00%
384
EXTCLK / 8
11
0
0xE8
Notes:
1. SCA1–SCA0 and T1M bit definitions can be found in Section 15.1.
2. X = Don’t care
140
Rev. 2.8