C8051F334-GMR Silicon Laboratories Inc, C8051F334-GMR Datasheet - Page 157

• Manufacturer Part Number: C8051F334-GMR
• Description: IC 8051 MCU 2K FLASH 20MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F334-GMR

• 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: 2KB (2K 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
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• For Use With: 336-1451 - ADAPTER PROGRAM TOOLSTICK F330
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Table 16.3. Timer Settings for Standard Baud Rates Using an External 22.1184 MHz
Table 16.4. Timer Settings for Standard Baud Rates Using an External 18.432 MHz
Notes:
Notes:
1. SCA1
2. X = Don’t care.
1. SCA1
2. X = Don’t care.
Baud Rate
Baud Rate
230400
230400
115200
115200
230400
115200
230400
115200
Target
Target
57600
28800
14400
57600
28800
14400
57600
28800
14400
57600
28800
14400
(bps)
9600
2400
1200
9600
–
(bps)
9600
2400
1200
9600
–
SCA0 and T1M bit definitions can be found in
SCA0 and T1M bit definitions can be found in
Baud Rate
Baud Rate
% Error
% 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%
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%
tor Divide
tor Divide
Oscilla-
Oscilla-
Factor
Factor
18432
15360
1536
2304
9216
1536
2304
1280
1920
7680
1280
1920
192
384
768
192
384
768
160
320
640
160
320
640
96
96
80
80
Frequency: 22.1184 MHz
Frequency: 18.432 MHz
Oscillator
Oscillator
Rev. 1.7
SYSCLK / 12
SYSCLK / 12
SYSCLK / 12
SYSCLK / 48
SYSCLK / 48
SYSCLK / 12
SYSCLK / 48
SYSCLK / 48
Timer Clock
Timer Clock
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
SYSCLK / 4
SYSCLK / 4
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
EXTCLK / 8
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
SYSCLK
Source
Source
Section 18.1
Section 18.1
C8051F330/1/2/3/4/5
SCA1–SCA0
SCA1–SCA0
(pre-scale
(pre-scale
.
.
select)
select)
XX
XX
XX
XX
XX
00
00
00
10
10
XX
11
11
11
11
11
11
01
01
00
10
10
11
11
11
11
11
11
2
2
1
1
T1M
T1M
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
1
Value (hex)
Value (hex)
Timer 1
Timer 1
Reload
Reload
0xEC
0xD0
0xA0
0xC0
0xA0
0xA0
0xFA
0xE8
0xD0
0xA0
0xD8
0xB0
0xB0
0xB0
0xB0
0xFB
0xD8
0xB0
0x40
0xE0
0x40
0xF4
0x70
0x60
0x60
0x60
0xF6
0x88
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