C8051F305-GMR Silicon Laboratories Inc, C8051F305-GMR Datasheet - Page 142

• Manufacturer Part Number: C8051F305-GMR
• Description: IC 8051 MCU 2K FLASH 11QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F30xr

Specifications of C8051F305-GMR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 8
• Program Memory Size: 2KB (2K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 11-VQFN
• For Use With: 336-1444 - ADAPTER PROGRAM TOOLSTICK F300
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

C8051F300/1/2/3/4/5
142
Table 14.6. Timer Settings for Standard Baud Rates Using an External 3.6864 MHZ
Notes:
1.
2.
SCA1–SCA0 and T1M bit definitions can be found in
X = Don’t care
Baud Rate
230400
115200
230400
115200
Target
57600
28800
14400
57600
28800
14400
(bps)
9600
2400
1200
9600
Baud Rate
% Error
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%
Oscillator
Factor
Divide
1536
3072
128
256
384
128
256
384
16
32
64
16
32
64
Frequency: 3.6864 MHz
Oscillator
Rev. 2.9
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
select)
15.1.
XX
XX
XX
XX
XX
XX
00
00
11
11
11
11
11
11
2
2
2
2
2
2
1
T1M
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
Value (hex)
Timer 1
Reload
0xFC
0xE0
0xC0
0xC0
0xFF
0xFE
0xE8
0xF8
0xF0
0x80
0x40
0x80
0xF8
0xF0