ISL76534 Datasheet, PDF (14/24 Pages) Intersil Corporation – 14-channel gamma references

ISL76534
TABLE 2. REGISTER DESCRIPTION
REGISTER
POINTER
REGISTER
BIT(S)
FUNCTION NAME
DESCRIPTION
0x00
Control Byte
15:14 Reserved
(data latched in after each byte, b[15:8]
and b[7:0], is received by I²C)
13:12 Reserved
11 Output Enable (active low)
Set to 0
Set to 0
0: Outputs Enabled, default at power-ON
1: Outputs Disabled
10:9 Recall EEPROM
00: Normal Operation
11: When Register Pointer 0x00 = 0x06; “Software
Reset.” Recalls stored EEPROM data to DAC registers.
Device will NACK during the 9th SCL pulse when a Reset
command is issued.
8:0 Reserved
Set to 0
0x01 ~ 0x0F Gamma Data
15 Reserved
Set to 0
14 Write EEPROM
0: Write data to DAC only
1: Write data to DAC and EEPROM
13:10 Reserved
Set to 0
9:0 DAC data
10-bit data for DACs 1 through 15
0x10 ~ 0xFF Reserved
15:0 Reserved
Do not write data to these registers
NOTES:
10. Any Register Pointers not indicated in Table 2 are Reserved Registers, and should not be used.
11. A write to an EEPROM register can take up to 35ms to complete. To avoid errors and ensure correct EEPROM data, any writes to EEPROM registers
should be spaced at least 35ms apart. For more information, refer to “Writing to the EEPROM” on page 20.
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FN8866.0
July 27, 2016