C8051F966-A-GQ Silicon Labs, C8051F966-A-GQ Datasheet - Page 360

• Manufacturer Part Number: C8051F966-A-GQ
• Description: 8-bit Microcontrollers - MCU 32KB DC-DC LCD AES
• Manufacturer: Silicon Labs

Specifications of C8051F966-A-GQ

• Rohs: yes
• Core: 8051
• Processor Series: C8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 24.5 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 8 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.8 V to 3.8 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: QFP-80
• Mounting Style: SMD/SMT

C8051F96x
SFR Definition 27.3. XBR2: Port I/O Crossbar Register 2
SFR Page = 0x0 and 0xF; SFR Address = 0xE3
360
Note: The Crossbar must be enabled (XBARE = 1) to use any Port pin as a digital output.
Name
Reset
Type
Bit
Bit
5:0
7
6
WEAKPUD
WEAKPUD Port I/O Weak Pullup Disable
Unused
XBARE
Name
R/W
7
0
0: Weak Pullups enabled (except for Port I/O pins configured for analog mode).
Crossbar Enable
0: Crossbar disabled.
1: Crossbar enabled.
Read = 000000b; Write = Don’t Care.
XBARE
R/W
6
0
R/W
5
0
Rev. 0.5
R/W
4
0
Function
R/W
3
0
R/W
2
0
R/W
1
0
R/W
0
0