000-0046140-111
Page 48 of 169
SLG46140
7.7 Register OE IO Structure
7.7.1 Register OE IO Structure (for Pins 6, 11)
Figure 5. Register OE IO Structure Diagram
PAD
Digital In
S0
S1
S2
S3
Flo
a
ting
S0
S1
pull_up_en
10 k
90 k
900 k
Res_sel[1:0]
00: floating
01: 10 k
10: 100 k
11: 1 M
wosmt_en
smt_en
lv_en
Low Voltage
Input
Schmitt Trigger
Input
Non-Schmitt
Trigger Input
Mode [2:0]
000: Digital In without Schmitt Trigger, wosmt_en=1, OE = 0
001: Digital In with Schmitt Trigger, smt_en=1, OE = 0
010: Low Voltage Digital In mode, lv_en = 1, OE = 0
011: analog IO mode
100: push-pull mode, pp_en=1, OE = 1
101: NMOS open drain mode, odn_en=1, OE = 1
110: PMOS open drain mode, odp_en=1, OE = 1
111: analog IO and NMOS open-drain mode, odn_en=1 and AIO_en=1
Analog IO
Digital Out
Digital Out
OE
odn_en
OE
odn_en
2x_en
Digital Out
OE
pp_en
odp_en
Digital Out
OE
pp_en
2x_en
odp_en