MAX6954 Maxim, MAX6954 Datasheet - Page 23

• Manufacturer Part Number: MAX6954
• Description: 4-Wire Interfaced / 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan
• Manufacturer: Maxim

Table 13. Example Configurations for Display Digit Combinations
Table 14. Decode-Mode Register Examples
No decode for digit pairs 7 to 0.
Hexadecimal decode for digit pair 0,
no decode for digit pairs 7 to 1.
Hexadecimal decode for digit pairs 2 to 0,
no decode for digit pairs 7 to 3.
Hexadecimal decode for digit pairs 7 to 0.
Digits 7 to 0 are 16-segment or 7-
segment digits.
Digit 0 is a 14-segment digit,
digits 7 to 1 are 16-segment or 7-
segment digits.
Digits 2 to 0 are 14-segment
digits, digits 7 to 3 are 16-
segment or 7-segment digits.
Digits 7 to 0 are 14-segment
digits.
REGISTER SETTING
DIGIT-TYPE
4-Wire Interfaced, 2.7V to 5.5V LED Display
DECODE
MODE
______________________________________________________________________________________
Driver with I/O Expander and Key Scan
CODE (HEX)
ADDRESS
0x0C
0x0C
0x0C
0x0C
ADDRESS
CODE
(HEX)
0x01
0x01
0x01
0x01
D7
0
0
0
1
D7
0
0
0
1
D6
0
0
0
1
D6
0
0
0
1
D5
D5
0
0
0
1
0
0
0
1
REGISTER DATA
REGISTER DATA
D4
0
0
0
1
D4
0
0
0
1
D3
0
0
0
1
D3
0
0
0
1
D2
0
0
1
1
D1
D2
0
0
1
1
0
0
1
1
D0
0
1
1
1
D1
0
0
1
1
CODE
HEX
0x00
0x01
0x07
0xFF
D0
0
1
1
1
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