C8051F700-GQR Silicon Laboratories Inc, C8051F700-GQR Datasheet - Page 191

• Manufacturer Part Number: C8051F700-GQR
• Description: MCU 8-Bit C8051F70x 8051 CISC 15KB Flash 1.8V/3V 64-Pin TQFP T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of C8051F700-GQR

• Package: 64TQFP
• Device Core: 8051
• Family Name: C8051F70x
• Maximum Speed: 25 MHz
• Ram Size: 512 Byte
• Program Memory Size: 15 KB
• Operating Supply Voltage: 1.8|3 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 54
• Interface Type: I2C/SMBus/SPI/UART
• On-chip Adc: 16-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 4

SFR Definition 28.2. XBR1: Port I/O Crossbar Register 1
SFR Address = 0xE2; SFR Page = F
Name WEAKPUD
Reset
Bit
1:0 PCA0ME[1:0] PCA Module I/O Enable Bits.
Type
7
6
5
4
3
2
Bit
WEAKPUD
Unused
XBARE
Name
ECIE
T1E
T0E
R/W
7
0
Port I/O Weak Pullup Disable.
0: Weak Pullups enabled (except for Ports whose I/O are configured for analog
mode).
1: Weak Pullups disabled.
Crossbar Enable.
0: Crossbar disabled.
1: Crossbar enabled.
T1 Enable.
0: T1 unavailable at Port pin.
1: T1 routed to Port pin.
T0 Enable.
0: T0 unavailable at Port pin.
1: T0 routed to Port pin.
PCA0 External Counter Input Enable.
0: ECI unavailable at Port pin.
1: ECI routed to Port pin.
Read = 0b; Write = Don’t Care.
00: All PCA I/O unavailable at Port pins.
01: CEX0 routed to Port pin.
10: CEX0, CEX1 routed to Port pins.
11: CEX0, CEX1, CEX2 routed to Port pins.
XBARE
R/W
6
0
R/W
T1E
5
0
Rev. 1.0
R/W
T0E
4
0
Function
ECIE
R/W
3
0
C8051F70x/71x
R
2
0
R/W
PCA0ME[1:0]
1
0
R/W
0
0
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