C8051F330 Silicon Laboratories Inc, C8051F330 Datasheet - Page 152

• Manufacturer Part Number: C8051F330
• Description: IC 8051 MCU 8K FLASH 20MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F330

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 16x10b; D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

C8051F330/1, C8051F330D
152
Table 16.1. Timer Settings for Standard Baud Rates Using The Internal Oscillator
Table 16.2. Timer Settings for Standard Baud Rates Using an External Oscillator
Notes:
Notes:
1. SCA1-SCA0 and T1M bit definitions can be found in
2. X = Don’t care.
1. SCA1-SCA0 and T1M bit definitions can be found in
2. X = Don’t care.
Baud Rate
Baud Rate
230400
115200
230400
Target
115200
57600
28800
14400
Target
(bps)
57600
28800
14400
57600
28800
14400
9600
2400
1200
(bps)
9600
2400
1200
9600
Baud Rate
Baud Rate
% Error
% Error
-0.32%
-0.32%
-0.32%
-0.32%
-0.32%
0.15%
0.15%
0.15%
-0.47%
-0.01%
-0.01%
-0.01%
-0.47%
-0.47%
0.45%
0.45%
0.15%
0.45%
0.45%
0.15%
tor Divide
tor Divide
Oscilla-
Factor
Oscilla-
10176
20448
Factor
10464
20832
1704
2544
1736
2608
1744
2608
106
212
426
848
108
218
434
872
432
864
Frequency: 24.5 MHz
Frequency: 25.0 MHz
Rev. 1.2
SYSCLK / 48
SYSCLK / 48
Timer Clock
Timer Clock
SYSCLK/12
SYSCLK/12
SYSCLK/48
SYSCLK/48
SYSCLK / 4
SYSCLK / 4
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
SYSCLK/4
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
Source
Source
Section
Section
SCA1-SCA0
SCA1-SCA0
(pre-scale
(pre-scale
18.1.
18.1.
select)
select)
XX
XX
XX
XX
01
01
11
10
10
11
11
11
XX
XX
11
01
00
00
10
10
2
2
1
1
T1M
T1M
1
1
1
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
1
1
Timer 1
Reload
Timer 1
Reload
Value
(hex)
0xCA
0x5D
0xCA
0x5D
Value
0xE5
(hex)
0xCB
0x93
0x27
0x93
0x27
0x93
0x27
0x93
0x2B
0xB9
0x2B
0x96
0x96
0x96
0x96