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LM94 Datasheet(PDF) 11 Page - National Semiconductor (TI) |
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LM94 Datasheet(HTML) 11 Page - National Semiconductor (TI) |
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11 / 24 page  13.0 Registers (Continued) Lock Register Name Address Description EXTENDED RESOLUTION TEMPERATURE VALUE REGISTERS Z2b_LSB 16h Zone 2b (CPU2) extended resolution unfiltered temperature value register, least-significant-byte Z2b_MSB 17h Zone 2b (CPU2) extended resolution unfiltered temperature value register, most-significant byte Z1a_F_LSB 18h Zone 1a (CPU1) extended resolution filtered temperature value register, least-significant byte Z1a_F_MSB 19h Zone 1a (CPU1) extended resolution filtered temperature value register, most-significant byte Z1b_F_LSB 1Ah Zone 1b (CPU1) extended resolution filtered temperature value register, least-significant-byte Z1b_F_MSB 1Bh Zone 1b (CPU1) extended resolution filtered temperature value register, most-significant byte Z2a_F_LSB 1Ch Zone 2a (CPU2) extended resolution filtered temperature value register, least-significant-byte Z2a_F_MSB 1Dh Zone 2a (CPU2) extended resolution filtered temperature value register, most-significant byte Z2b_F_LSB 1Eh Zone 2b (CPU2) extended resolution filtered temperature value register, least-significant-byte Z2b_F_MSB 1Fh Zone 2b (CPU2) extended resolution filtered temperature value register, most-significant byte Z3_LSB 20h Zone 3 (Internal) extended resolution temperature value register, least-significant byte Z3_MSB 21h Zone 3 (Internal) extended resolution temperature value register, least-significant byte Z4_LSB 22h Zone 4 (External Digital) extended resolution temperature value register, most-significant byte Z4_MSB 23h Zone 4 (External Digital) extended resolution temperature value register, least-significant byte Reserved 24h-30h PI LOOP AND FAN CONTROL SETUP REGISTERS x Temperature Source Select 31h Selects the temperature source for some temperature zones. x PWM Filter Settings 32h Sets the IIR filter coefficients for the PWM outputs for low resolution sources x PWM1 Filter Shutoff Threshold 33h PWM1 Filter Shutoff Threshold x PWM2 Filter Shutoff Threshold 34h PWM2 Filter Shutoff Threshold x PI/LUT Fan Control Bindings 35h PI/LUT fan control binding configuration x PI Controller Minimum PWM and Hysteresis 36h PI Controller Minimum PWM and Hysteresis settings x Zone 1 Tcontrol 37h Zone 1 (CPU1) PI Controller Target Temperature (Tcontrol) x Zone 2 Tcontrol 38h Zone 2 (CPU2) PI Controller Target Temperature (Tcontrol) x Zone 1 Toff 39h Zone 1 (CPU1) PI Controller Off Temperature (Toff) x Zone 2 Toff 3Ah Zone 2 (CPU2) PI Controller Off Temperature (Toff) x P Coefficient 3Bh PI controller proportional coefficient x I Coefficient 3Ch PI controller integral coefficient x PI Exponents 3Dh PI controller coefficient exponents DEVICE IDENTIFICATION REGISTERS Manufacturer ID 3Eh Contains manufacturer ID code www.national.com 11 |
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