C8051F131R Silicon Labs, C8051F131R Datasheet - Page 173
C8051F131R
Manufacturer Part Number
C8051F131R
Description
8-bit Microcontrollers - MCU 128kB 100MIPS 8448B RAM
Manufacturer
Silicon Labs
Datasheet
1.C8051F133R.pdf
(350 pages)
Specifications of C8051F131R
Product Category
8-bit Microcontrollers - MCU
Core
8051
Data Bus Width
8 bit
Maximum Clock Frequency
100 MHz
Program Memory Size
128 KB
Data Ram Size
8.25 KB
On-chip Adc
Yes
Operating Supply Voltage
2.7 V to 3.6 V
Package / Case
TQFP-64
Mounting Style
SMD/SMT
A/d Bit Size
10 bit
A/d Channels Available
9
Data Rom Size
64 KB
Interface Type
I2C, SMBus, SPI, UART
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Number Of Programmable I/os
32
Number Of Timers
16 bit
Processor Series
C8051
Program Memory Type
Flash
Factory Pack Quantity
500
Supply Voltage - Max
3.6 V
Supply Voltage - Min
3 V
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Bits 7 – 0: Byte 3 (bits 31 – 24) of MAC0 Accumulator.
Bits 7 – 0: Byte 2 (bits 23 – 16) of MAC0 Accumulator.
Bits 7 – 0: Byte 1 (bits 15 – 8) of MAC0 Accumulator.
*Note:
*Note:
*Note:
Bit7
Bit7
Bit7
R
R
R
The contents of this register should not be changed by software during the first two MAC0 pipeline stages.
The contents of this register should not be changed by software during the first two MAC0 pipeline stages.
The contents of this register should not be changed by software during the first two MAC0 pipeline stages.
SFR Definition 12.7. MAC0ACC3: MAC0 Accumulator Byte 3
SFR Definition 12.8. MAC0ACC2: MAC0 Accumulator Byte 2
SFR Definition 12.9. MAC0ACC1: MAC0 Accumulator Byte 1
Bit6
Bit6
Bit6
R
R
R
Bit5
Bit5
Bit5
R
R
R
Bit4
Bit4
Bit4
R
R
R
Rev. 1.4
Bit3
Bit3
Bit3
R
R
R
C8051F120/1/2/3/4/5/6/7
Bit2
Bit2
Bit2
R
R
R
C8051F130/1/2/3
Bit1
Bit1
Bit1
R
R
R
SFR Address: 0x95
SFR Address: 0x96
SFR Address: 0x94
SFR Page: 3
SFR Page: 3
SFR Page: 3
Bit0
Bit0
Bit0
R
R
R
00000000
00000000
Reset Value
00000000
Reset Value
Reset Value
173
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