Datasheet

ADT7470 Data Sheet
Rev. E | Page 28 of 40
Address R/W Description Default
Lockable
0x54 R/W Temperature 9 Low Limit 0x81
0x55 R/W Temperature 9 High Limit 0x7F
0x56 R/W Temperature 10 Low Limit 0x81
0x57 R/W Temperature 10 High Limit 0x7F
0x58 R/W Tach 1 Min Low Byte 0xFF
0x59 R/W Tach 1 Min High Byte 0xFF
0x5A R/W Tach 2 Min Low Byte 0xFF
0x5B R/W Tach 2 Min High Byte 0xFF
0x5C R/W Tach 3 Min Low Byte 0xFF
0x5D R/W Tach 3 Min High Byte 0xFF
0x5E R/W Tach 4 Min Low Byte 0xFF
0x5F R/W Tach 4 Min High Byte 0xFF
0x60 R/W Tach 1 Max Low Byte 0x00
0x61 R/W Tach 1 Max High Byte 0x00
0x62 R/W Tach 2 Max Low Byte 0x00
0x63 R/W Tach 2 Max High Byte 0x00
0x64
R/W
Tach 3 Max Low Byte
0x00
0x65 R/W Tach 3 Max High Byte 0x00
0x66 R/W Tach 4 Max Low Byte 0x00
0x67 R/W Tach 4 Max High Byte 0x00
0x68 R/W PWM1/2 Config Register 0x00 y
0x69 R/W PWM3/4 Config Register 0x00 y
0x6A R/W PWM1 Min Duty Cycle 0x80 y
0x6B R/W PWM2 Min Duty Cycle 0x80 y
0x6C R/W PWM3 Min Duty Cycle 0x80 y
0x6D
R/W
PWM4 Min Duty Cycle
0x80
y
0x6E R/W Temperature 1 T
MIN
0x5A
0x6F R/W Temperature 2 T
MIN
0x5A
0x70 R/W Temperature 3 T
MIN
0x5A
0x71 R/W Temperature 4 T
MIN
0x5A
0x72
R/W
Interrupt Mask 1 Register
0x00
0x73 R/W Interrupt Mask 2 Register 0x00
0x74 R/W Configuration Register 2 0x00
0x75 R/W
Reserved. Do not write to this register.
0x00
0x76 R/W
Reserved. Do not write to this register.
0x00
0x77 R/W ADI Test Register 3 0x00 y
0x78 R Max TMP05 Temperature 0x00
0x79 R/W
Reserved. Do not write to this register.
0x00
0x7A
R/W
Reserved. Do not write to this register.
0x00
0x7B R/W
Reserved. Do not write to this register.
0x00
0x7C R/W
TMP05 Zone Select 1
0x00
0x7D R/W
TMP05 Zone Select 2
0x00
0x7E R/W
Reserved. Do not write to this register.
0x00
0x7F R/W
GPIO Enable
0x00
0x80 R/W GPIO Config 0x00
0x81 R GPIO Status 0x00