IO-Link Application¶
iqMAXREFDES42 communicates with an IO-Link Master on COM3 transmission rate (230,4kbit/s).
Process Data In¶
Bits 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ +---+---+---+---+---+---+---+---+
MSB | x | ambient temperature process value (15bits) | | x | x | x | x | x | x | x | F | LSB
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ +---+---+---+---+---+---+---+---+
|
temperature process value switch-point flag (FALSE/TRUE) ---+
Process Data Out¶
Be absent.
Commands¶
Can be run by IO-Link Index 0x0002:
Value | Description |
---|---|
128 (0x80) | Device Reset |
160 (0xA0) | Tech-in ambient temperature switch-point level (see IO-Link index 0x0100 below) |
Parameters¶
IO-Link index | Mode | Description | Default value |
---|---|---|---|
16 (0x0010) | read-only | Vendor Name | Maxim Integrated |
17 (0x0011) | read-only | Vendor Text | The world leader in analog integration |
18 (0x0012) | read-only | Product Name | Mojave (MAXREFDES42#) |
19 (0x0013) | read-only | Product ID | MAXREFDES42 |
20 (0x0014) | read-only | Product Text | IO-Link RTD Temp Sensor |
23 (0x0017) | read-only | Firmware Revision | v 1.2.0 |
256 (0x0100) | read/write | Ambient temperature switch-point level | 9148 (0x23BC, 30°C/86°F) |
257 (0x0101) | read/write | Ambient temperature switch-point hysteresis | 32 (0x20, 1°C/1.8°F) |
258 (0x0102) | read/write | Display’s temperature scale (0 - °F, 1 - °C) | 1 (0x01) |
259 (0x0103) | read/write | N-wire type connection (2, 3, 4) | 2 |
260 (0x0104) | read/write | MAX31865ATP+ Configuration register | 0xCO (2-wire or 4-wire auto conversion mode) |
261 (0x0105) | read-only | MAX31865ATP+ RTD (2 bytes) | 0 |
262 (0x0106) | read/write | MAX31865ATP+ High Fault Threshold (2 bytes) | 0xFFFF |
263 (0x0107) | read/write | MAX31865ATP+ Low Fault Threshold (2 bytes) | 0 |
264 (0x0108) | read-only | MAX31865ATP+ Fault Status register | 0x00 |
265 (0x0109) | read/write | Reference resistance (3 bytes) | 400_000mΩ (PT100) |
266 (0x010A) | read/write | Nominal resistance at 0°C (3 bytes) | 100_000mΩ (PT100) |
Events¶
Event code | Description |
---|---|
0x4210 | Device temperature over-run |
0x5000 | Device hardware fault |
0x5111 | Primary supply voltage under-run |
0x6000 | Device software fault |
0x7710 | Short circuit |