C8051F502-IMR Silicon Laboratories Inc, C8051F502-IMR Datasheet - Page 200

• Manufacturer Part Number: C8051F502-IMR
• Description: MCU 8-Bit C8051F50x 8051 CISC 64KB Flash 2.5V/3.3V/5V 32-Pin QFN EP T/R
• Manufacturer: Silicon Laboratories Inc

Specifications of C8051F502-IMR

• Package: 32QFN EP
• Device Core: 8051
• Family Name: C8051F50x
• Maximum Speed: 50 MHz
• Ram Size: 4.25 KB
• Program Memory Size: 64 KB
• Operating Supply Voltage: 2.5|3.3|5 V
• Data Bus Width: 8 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 25
• Interface Type: I2C/SPI/UART
• On-chip Adc: 32-chx12-bit
• Operating Temperature: -40 to 125 °C
• Number Of Timers: 4

C8051F50x/F51x
SFR Definition 20.29. P4MDOUT: Port 4 Output Mode
SFR Address = 0xAF; SFR Page = 0x0F
200
Note: Port 4.0 is only available on the 48-pin and 40-pin packages. P4.1-P4.7 are only available on the 48-pin
Name
Reset
7:0 P4MDOUT[7:0] Output Configuration Bits for P4.7–P4.0 (respectively).
Bit
Type
Bit
packages.
Name
7
0
0: Corresponding P4.n Output is open-drain.
1: Corresponding P4.n Output is push-pull.
6
0
5
0
Rev. 1.2
P4MDOUT[7:0]
4
0
R/W
Function
3
0
2
0
1
0
0
0