HI-8435 View Datasheet(PDF) - Holt Integrated Circuits
Part Name
Description
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HI-8435 Datasheet PDF : 21 Pages
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HI-8435
REGISTER DESCRIPTIONS (cont.)
SENSOR STATUS ALL BANKS REGISTER: SO<31:0>
Read: SPI Op-code 0xF8
Write: NA, read only
Reset Value 00
[Opcode, DB3, DB2, DB1, DB0]
SO<31S>O<3S0>O<2S9>O<2S8>O<2S7>O<26S>O<25>
76543210
MSB
LSB
SO<23S>O<2S2>O<2S1>O<2S0>O<1S9>O<18S>O<17>
76543210
MSB
LSB
SO<15S>O<1S4>O<1S3>O<1S2>O<11S>O<10S>O<9>
76543210
MSB
LSB
DATA BYTE 3
DATA BYTE 2
DATA BYTE 1
Bit
Name R/W Default
31-0 SO<31:0> R
0
Description
SO<7>SO<6S>O<5S>O<4S>O<3S>O<2>SO<1>
76543210
MSB
LSB
DATA BYTE 0
Sensor output status, SO<31:0> reports the state of SENSE<31:0>.
SPI Format Examples
TABLE 12.
Example 1. Single Data Byte, Read Sense Data in SENSE BANK 0 (Op-Code 0x90).
SPI Op-Code
SO<S7>O<6S>O<S5O> <S4>O<S3>O<S2O><1>
Data Word Bits
10 0 1 0 0 0 0 1 0 1 1 1 0 1 1
MSB
LSB MSB
LSB
Data Byte 0
Example 2. Double Data Byte, Write GND/Open Threshold Center Value and Hysteresis (Op-Code 0x3A) .
GOHGYOSH5GYOSH4GYOSH3GYOSH2YS1
GOCGVOALCG5VOACLG4VOACLG3VOACL2VAL1
SPI Op-Code
Hysteresis Value
Threshold Center Value
0011 1010 000 00110 000 0111 1
MSB
LSB MSB
LSB MSB
LSB
Data Byte 1
Data Byte 0
Example 3. 4 Data Byte, Read all sense values, SENSE ALL BANKS (Op-Code 0xF8).
SPI Op-Code
SO<S3O1><S3O0><S2O9><S28O><S2O7><2S6O><25> SO<2S3O><S2O2><2S1O><S2O01>9S>O<S1O8><17> SO<S1O5><S1O4><S13O><S1O2><S11O><S1O0><9>
SO<S7>O<6S>O<S5O> <S4>O<S3>O<S2O><1>
11 1 1 1 00 0 000 0 1 0 0 1 1 1 1 00 0 1 0 110 0 0 1 0 1 0 0 1 10 1 1 0
MSB
LSB MSB
LSB MSB
LSB MSB
LSB MSB
LSB
Data Byte 3
Data Byte 2
Data Byte 1
Data Byte 0
TABLE 13.
HOLT INTEGRATED CIRCUITS
10
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