Data Sheet

MLX90640 32x24 IR array
Datasheet
Page 16 of 60
REVISION 11 – 3 AUGUST 2018
10.7.
10.7.10.7.
10.7. Address map
Address mapAddress map
Address map
Figure 10 MXL90640 memory map
10.7.1.
10.7.1.10.7.1.
10.7.1. Internal registers
Internal registersInternal registers
Internal registers
There are a few internal registers that are customer accessible through which the device performance can be
customized:
Figure 11 Status register (0x8000) bits meaning
0x0000
0x03FF
ROM
0x0400
0x07FF
RAM
0x2400
0x273F
EEPROM
0x800D
0x8010
Registers
0x8000
0x800C
Registers
(MLX reserved)
0x8011
0x8016
Registers
(MLX reserved)
B15 B14 B13 B12 B11 B10 B9 B8 B7 B6 B5 B4 B3 B2 B1 B0
Enable overwrite
New data available in RAM
Status register - 0x8000
0 0 0 Measurement of subpage 0 has been measured
0 0 1 Measurement of subpage 1 has been measured
0 1 0 Melxis reserved
0 1 1 Melxis reserved
1 0 0 Melxis reserved
1 0 1 Melxis reserved
1 1 0 Melxis reserved
1 1 1 Melxis reserved
0 No new data is available in RAM (must be reset be the customer)
1 A new data is available in RAM
0 Data in RAM overwrite is disabled
1 Data in RAM overwrite is enabled
- - - - - - - - - - - Melexis reserved
Melexis reserved
Last measured subpage
controlled by MLX90641