Realtek RTD2120-series
confidential
16
P76OE
6
R/W
0
0: P7.6 is input pin
1: P7.6 is output pin
Reserved
5:0
--
0
Reserved
Register::Port1_pad_type
0xFF09
Name
Bits
Read/Write
Reset State
Comments
P17_PPO
7
R/W
0
0:P1.7 is standar 8051 I/O
1:P1.7 is Push-Pull output
P16_PPO
6
R/W
0
0:P1.6 is standar 8051 I/O
1:P1.6 is Push-Pull output
P15_PPO
5
R/W
0
0:P1.5 is standar 8051 I/O
1:P1.5 is Push-Pull output
P14_PPO
4
R/W
0
0:P1.4 is standar 8051 I/O
1:P1.4 is Push-Pull output
P13_PPO
3
R/W
0
0:P1.3 is standar 8051 I/O
1:P1.3 is Push-Pull output
P12_PPO
2
R/W
0
0:P1.2 is standar 8051 I/O
1:P1.2 is Push-Pull output
P11_PPO
1
R/W
0
0:P1.1 is standar 8051 I/O
1:P1.1 is Push-Pull output
P10_PPO
0
R/W
0
0:P1.0 is standar 8051 I/O
1:P1.0 is Push-Pull output
Register::Port50_pin_reg
0xFF50
Name
Bits
Read/Write
Reset State
Comments
Reserved
7:1
--
0
Reserved
P50
0
R/W
1
Input/output value of P5.0
Register::Port51_pin_reg
0xFF51
Name
Bits
Read/Write
Reset State
Comments
Reserved
7:1
--
0
Reserved
P51
0
R/W
1
Input/output value of P5.1
Register::Port52_pin_reg
0xFF52
Name
Bits
Read/Write
Reset State
Comments
Reserved
7:1
--
0
Reserved
P52
0
R/W
1
Input/output value of P5.2