JAJSFL5D April 2016 – June 2018 LMH1219
PRODUCTION DATA.
Address | Register Name | Bit | Field | Default | Type | Description |
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0x00 | Reset CableEQ/Drivers Registers | 7 | adapt_cd | 0x08 | RW | LOCK_N pin status
0 = LOCK_N indicates when Coarse Adaptation for IN0 is done 1 = LOCK_N indicates carrier detect (CD_N) for IN0 |
6 | Reserved | RW | Reserved | |||
5 | reg_power_save_ov | RW | IN0 Power Save Override Control for Cable EQ
0 = Disable Power Save Mode override. Automatic Power Save when no input signal detected. 1 = Enable Power Save Mode override. Power Save mode control set by value in Reg 0x00[4:3]. Note: Unused input is always powered down automatically. |
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4:3 | reg_power_save | RW | IN0 Auto Power Save Mode control for Cable EQ if Reg 0x00[5] = 1
00 = Enable Power Save Mode when no input signal is detected 01 = Disable auto Power Save Mode (disable power down) 10 = Reserved 11 = Force Power Save Mode Note: Unused input is always powered down automatically. |
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2 | rst_cableEQ/Drivers_
regs |
RW | Reset registers (self-clearing)
0 = Normal operation 1 = Reset CableEQ/Drivers Registers. Register re-initialization procedure required after resetting the CableEQ/Drivers Registers. Refer to the LMH1219 Programming Guide for details. |
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1:0 | Reserved | RW | Reserved | |||
0x01 | EQ Observation Status | 7:1 | Reserved | 0x80 | R | Reserved |
0 | adaptation_status | R | 0 = Adaptation not completed
1 = Adaptation completed |
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0x02 | Rate and Driver Observation Status | 7 | Reserved | 0x07 | R | Reserved |
6 | IN0 Carrier Detect | R | Carrier Detect Status of IN0
0 = No signal present at IN0 1 = Signal present at IN0 |
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5:3 | freq_rate_det | R | Readback of rate detected
001 = 125M-270M 010 = 1.5G-3G 100 = 6G-12G |
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2 | power_save_status | R | Observation Bit
0 = Power Save Mode is Inactive 1 = Power Save Mode is Active |
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1 | mute_tx1 | R | Observation Bit
0 = OUT1 Driver is Active 1 = OUT1 Driver is in Mute Note: When muted, driver output remains at common mode voltage. |
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0 | mute_tx0 | R | Observation Bit
0 = OUT0 Driver is Active 1 = OUT0 Driver is in Mute Note: When muted, driver output remains at common mode voltage. |
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0x03 | MUTERef Control | 7:6 | Reserved | 0x3F | RW | Reserved |
5:0 | MUTERef | RW | Digital MUTERef sets the threshold at which the output will be muted. See the "Digital MUTEREF" subsection of the LMH1219 datasheet for more information. | |||
0x04 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x05 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x06 | Reserved | 7:0 | Reserved | 0xA0 | RW | Reserved |
0x07 | Reserved | 7:0 | Reserved | 0x24 | RW | Reserved |
0x08 | Reserved | 7:0 | Reserved | 0x27 | RW | Reserved |
0x09 | Reserved | 7:0 | Reserved | 0x01 | RW | Reserved |
0x0A | Reserved | 7:0 | Reserved | 0x05 | RW | Reserved |
0x0B | Reserved | 7:0 | Reserved | 0x37 | RW | Reserved |
0x0C | Reserved | 7:0 | Reserved | 0x01 | RW | Reserved |
0x0D | Reserved | 7:0 | Reserved | 0x25 | RW | Reserved |
0x0E | Reserved | 7:0 | Reserved | 0x37 | RW | Reserved |
0x0F | Reserved | 7:0 | Reserved | 0x02 | RW | Reserved |
0x10 | Reserved | 7:0 | Reserved | 0x0A | RW | Reserved |
0x11 | Reserved | 7:0 | Reserved | 0x02 | RW | Reserved |
0x12 | Reserved | 7:0 | Reserved | 0x08 | RW | Reserved |
0x13 | Reserved | 7:0 | Reserved | 0x04 | RW | Reserved |
0x14 | Reserved | 7:0 | Reserved | 0x3C | RW | Reserved |
0x15 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x16 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x17 | Reserved | 7:0 | Reserved | 0x08 | RW | Reserved |
0x18 | Reserved | 7:0 | Reserved | 0x01 | RW | Reserved |
0x19 | Reserved | 7:0 | Reserved | 0x08 | RW | Reserved |
0x1A | Reserved | 7:0 | Reserved | 0x01 | RW | Reserved |
0x1B | Reserved | 7:0 | Reserved | 0xA7 | RW | Reserved |
0x1C | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x1D | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x1E | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x1F | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x20 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x21 | Reserved | 7:0 | Reserved | 0xC0 | RW | Reserved |
0x22 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x23 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x24 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x25 | Cable Length Indicator | 7:6 | Reserved | 0x00 | R | Reserved |
5:0 | CLI | R | Readback of Cable Length Indicator (CLI) after adaptation.
See the "Cable Length Indicator (CLI)" subsection of the LMH1219 datasheet for more information. |
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0x26 | Reserved | 7:0 | Reserved | 0x05 | R | Reserved |
0x27 | EQ Bypass Override | 7:4 | Reserved | 0x00 | RW | Reserved |
3 | eq_bypass_ov | RW | Override eq_bypass value to analog core
0 = Disable EQ Bypass override 1 = Enable EQ Bypass override. Value of EQ Bypass Control determined by Reg 0x27[2]. |
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2 | eq_bypass_val | RW | Override value of eq_bypass
0 = Do not Bypass Cable EQ. Use Adaptive EQ 1 = Bypass Cable EQ |
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1:0 | Reserved | RW | Reserved | |||
0x28 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x29 | Reserved | 7:0 | Reserved | 0x20 | R | Reserved |
0x2A | Reserved | 7:0 | Reserved | 0x40 | RW | Reserved |
0x2B | Reserved | 7:0 | Reserved | 0x89 | RW | Reserved |
0x2C | Reserved | 7:0 | Reserved | 0x0B | RW | Reserved |
0x2D | Reserved | 7:0 | Reserved | 0x20 | RW | Reserved |
0x2E | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x2F | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x30 | OUT0 Output Control | 7 | tx0_mute_ov | 0x0A | RW | OUT0 Mute Override Control
0 = Disable OUT0 Mute Override Control 1 = Enable OUT0 Mute Override Control by value in Reg 0x30[6]. |
6 | tx0_mute_val | RW | 0 = Normal Operation
1 = Mute OUT0 if Reg 0x30[7] = 1 |
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5 | tx0_vod_ov | RW | OUT0 VOD Override Control
0 = VOD settings for OUT0 determined by VOD_DE pin 1 = Override VOD pin settings for OUT0. VOD settings for OUT0 are controlled by Reg 0x30[2:0] |
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4:3 | Reserved | RW | Reserved | |||
2:0 | tx0_vod | RW | VOD settings for OUT0 if Reg 0x30[5] = 1.
See the "Output Amplitude vs. VOD Register Settings" graph in the Typical Characteristics subsection of the LMH1219 datasheet for more information. |
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0x31 | OUT0
De-Emphasis Control |
7 | Reserved | 0x01 | RW | Reserved |
6 | tx0_dem_ov | RW | OUT0 De-Emphasis Override Control
0 = De-emphasis for OUT0 determined by VOD_DE pin 1 = Override De-emphasis settings for OUT0. De-emphasis settings for OUT0 are controlled by Reg 0x31[2:0] |
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5 | tx0_PD_ov | RW | OUT0 Power Down Override Control
0 = Disable OUT0 Power Down Override Control 1 = Enable OUT0 Power Down Override Control by value in Reg 0x31[4] |
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4 | tx0_PD | RW | 0 = Normal Operation
1 = Power Down OUT0 if Reg 0x31[5] = 1 |
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3 | Reserved | RW | Reserved | |||
2:0 | tx0_dem | RW | De-emphasis settings for OUT0 if Reg 0x31[6] = 1.
See the "Output De-emphasis vs. VOD Register Settings" graph in the Typical Characteristics subsection of the LMH1219 datasheet for more information. |
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0x32 | OUT1 Output Control | 7 | tx1_mute_ov | 0x0A | RW | OUT1 Mute Override Control
0 = Disable OUT1 Mute Override Control 1 = Enable OUT1 Mute Override Control by value in Reg 0x32[6]. |
6 | tx1_mute_val | RW | 0 = Normal Operation
1 = Mute OUT1 if Reg 0x32[7] = 1 |
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5 | tx1_vod_ov | RW | OUT1 VOD Override Control
0 = VOD settings for OUT1 determined by VOD_DE pin 1 = Override VOD pin settings for OUT1. VOD settings for OUT1 are controlled by Reg 0x32[2:0] |
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4:3 | Reserved | RW | Reserved | |||
2:0 | tx1_vod | RW | VOD settings for OUT0 if Reg 0x32[5] = 1.
See the "Output Amplitude vs. VOD Register Settings" graph in the Typical Characteristics subsection of the LMH1219 datasheet for more information. |
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0x33 | OUT1
De-Emphasis Control |
7 | Reserved | 0x11 | RW | Reserved |
6 | tx1_dem_ov | RW | OUT1 De-Emphasis Override Control
0 = De-emphasis for OUT1 determined by VOD_DE pin 1 = Override De-emphasis settings for OUT1. De-emphasis settings for OUT1 are controlled by Reg 0x33[2:0] |
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5 | tx1_PD_ov | RW | OUT1 Power Down Override Control
0 = Disable OUT1 Power Down Override Control 1 = Enable OUT1 Power Down Override Control by value in Reg 0x33[4]. |
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4 | tx1_PD | RW | 0 = Normal Operation
1 = Power Down OUT1 if Reg 0x33[5] = 1 |
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3 | Reserved | RW | Reserved | |||
2:0 | tx1_dem | RW | De-emphasis settings for OUT1 if Reg 0x33[6] = 1.
See the "Output De-emphasis vs. VOD Register Settings" graph in the Typical Characteristics subsection of the LMH1219 datasheet for more information. |
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0x34 | Splitter_Reg | 7 | hi_gain_mode | 0x17 | RW | -6 dB Launch Amplitude Adaptation Mode
0 = Enable EQ adaptation with nominal 800 mV launch amplitude 1 = Enable EQ adaptation with 400 mV launch amplitude |
6:0 | Reserved | Reserved | ||||
0x35 | Reserved | 7:0 | Reserved | 0x61 | RW | Reserved |
0x36 | Reserved | 7:0 | Reserved | 0x02 | RW | Reserved |
0x37 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x38 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x39 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x3A | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x3B | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x3C | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x3D | Reserved | 7:0 | Reserved | 0x7F | RW | Reserved |
0x3E | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x3F | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x40 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x41 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x42 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x43 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x44 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x45 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x46 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x47 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x48 | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x49 | Reserved | 7:0 | Reserved | 0x01 | R | Reserved |
0x4A | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x4B | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x4C | Reserved | 7:0 | Reserved | 0x00 | R | Reserved |
0x4D | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x4E | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x4F | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x50 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x51 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x52 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x53 | Reserved | 7:0 | Reserved | 0x00 | RW | Reserved |
0x54 | Reserved | 7:0 | Reserved | 0x0F | R | Reserved |