Table 11-70. Resctl24 Register; Table 11-71. Resctl24 Fields; Resistor Configuration Control 24 Register (Resctl24) - Sharp LH79524 User Manual

LH79524/LH79525 User's Guide

11.2.2.35 Resistor Configuration Control 24 Register (RESCTL24)

The RESCTL24 Register allows software to configure a number of the LH79524/LH79525
pull-up/pull-down resistors.
BIT
FIELD
RESET
RW
BIT
FIELD
RESET
RW
ADDR

Table 11-70. RESCTL24 Register

31 30 29 28 27
0 0 0 0 0
RO RO RO RO RO
15 14 13 12 11
/// PH1
0 0 0 1 0
RO RO RW RW RW

Table 11-71. RESCTL24 Fields

BIT NAME
31:14 /// Reserved Reading returns 0. Write the reset value.
Pin PH1/ETHERR XDV Resistor Assignment
00 = No Pull-Down or Pull-Up
13:12 PH1
01 = Pull-Down
10 = Pull-Up
11 = Reserved
Pin PH0/ETHERRX3 Resistor Assignment
00 = No Pull-Down or Pull-Up
11:10 PH0
01 = Pull-Down
10 = Pull-Up
11 = Reserved
Pin PI7/ETHERRX2 Resistor Assignment
00 = No Pull-Down or Pull-Up
9:8 PI7
01 = Pull-Down
10 = Pull-Up
11 = Reserved
Pin PI6/ETHERRX1 Resistor Assignment
00 = No Pull-Down or Pull-Up
7:6 PI6
01 = Pull-Down
10 = Pull-Up
11 = Reserved
Pin PI5/ETHERRX0 Resistor Assignment
00 = No Pull-Down or Pull-Up
5:4 PI5
01 = Pull-Down
10 = Pull-Up
11 = Reserved
Pin PI4/ETHERRXER Resistor Assignment
00 = No Pull-Down or Pull-Up
3:2 PI4
01 = Pull-Down
10 = Pull-Up
11 = Reserved
Pin PI3/ETHERCRS Resistor Assignment
00 = No Pull-Down or Pull-Up
1:0 PI3
01 = Pull-Down
10 = Pull-Up
11 = Reserved
26 25 24 23
///
0 0 0 0
RO RO RO RO
10 9 8 7
PH0 PI7 PI6
1 0 1 0
RW RW RW RW
0xFFFE5000 + 0xBC
DESCRIPTION
Version 1.0
I/O Configuration
22 21 20 19 18
0 0 0 0 0
RO RO RO RO RO
6 5 4 3 2
PI5 PI4
1 0 1 0 1
RW RW RW RW RW
17 16
0 0
RO RO
1 0
PI3
0 1
RW RW
11-53