C8051F122 Silicon Laboratories Inc, C8051F122 Datasheet - Page 174

• Manufacturer Part Number: C8051F122
• Description: IC 8051 MCU FLASH 128K 100TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F12xr

Specifications of C8051F122

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 100MHz
• Connectivity: EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 64
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8.25K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x8b, 8x10b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

C8051F120/1/2/3/4/5/6/7
C8051F130/1/2/3
174
Bits 7 – 0: Byte 0 (bits 7 – 0) of MAC0 Accumulator.
*Note:
Bits 7 – 0: MAC0 Accumulator Overflow Bits (bits 39 – 32).
*Note:
Bits 7 – 0: High Byte (bits 15 – 8) of MAC0 Rounding Register.
Bit7
Bit7
Bit7
R
R
R
SFR Definition 12.12. MAC0RNDH: MAC0 Rounding Register High Byte
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 12.11. MAC0OVR: MAC0 Accumulator Overflow
SFR Definition 12.10. MAC0ACC0: MAC0 Accumulator Byte 0
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
Bit2
Bit2
Bit2
R
R
R
Bit1
Bit1
Bit1
R
R
R
SFR Address: 0x93
SFR Address: 0x97
SFR Address: 0xCF
SFR Page: 3
SFR Page: 3
SFR Page: 3
Bit0
Bit0
Bit0
R
R
R
00000000
00000000
Reset Value
Reset Value
00000000
Reset Value