C8051F330 Silicon Laboratories Inc, C8051F330 Datasheet - Page 156

• 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
156
Table 16.6. Timer Settings for Standard Baud Rates Using an External Oscillator
Notes:
1. SCA1-SCA0 and T1M bit definitions can be found in
2. X = Don’t care.
Baud Rate
230400
230400
115200
115200
Target
57600
28800
14400
57600
28800
14400
(bps)
9600
2400
1200
9600
Rate%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
0.00%
Baud
Error
tor Divide
Oscilla-
Factor
1536
3072
128
256
384
128
256
384
16
32
64
16
32
64
Frequency: 3.6864 MHz
Rev. 1.2
SYSCLK / 12
SYSCLK / 12
Timer Clock
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
Source
Section
SCA1-SCA0
(pre-scale
18.1.
select)
XX
XX
XX
XX
XX
XX
00
00
11
11
11
11
11
11
2
1
T1M
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
Timer 1
Reload
Value
(hex)
0xFC
0xE0
0xC0
0xC0
0xFF
0xFE
0xE8
0xF8
0xF0
0x80
0x40
0x80
0xF8
0xF0