Datasheet

MAX7370
8 x 8 Key-Switch Controller and LED Driver/GPIOs
with I2C Interface and High Level of ESD Protection
29Maxim Integrated
Table 23. GPIO Level-Shifter Enable Register (0x3C)
REGISTER BIT DESCRIPTION VALUE FUNCTION DEFAULT VALUE
D7 COL7
0 Level shifting disabled
0
1
Level shift between COL7 and ROW7 enabled;
direction controlled by GPIO direction 2 register
(0x35)
D6 COL6 0
Level shifting disabled
0
Level shift between COL6 and ROW6 enabled;
direction controlled by GPIO direction 2 register
(0x35)
D5 COL5
0 Level shifting disabled
0
1
Level shift between COL5 and ROW5 enabled;
direction controlled by GPIO direction 2 register
(0x35)
D4 COL4
0 Level shifting disabled
0
1
Level shift between COL4 and ROW4 enabled;
direction controlled by GPIO direction 2 register
(0x35)
D3 COL3
0 Level shifting disabled
0
1
Level shift between COL3 and ROW3 enabled;
direction controlled by GPIO direction 2 register
(0x35)
D2 COL2
0 Level shifting disabled
0
1
Level shift between COL2 and ROW2 enabled;
direction controlled by GPIO direction 2 register
(0x35)
D1 COL1
0 Level shifting disabled
0
1
Level shift between COL1 and ROW1 enabled;
direction controlled by GPIO direction 2 register
(0x35)
D0 COL0
0 Level shifting disabled
0
1
Level shift between COL0 and ROW0 enabled;
direction controlled by GPIO direction 2 register
(0x35)