BU64987GWZ Datasheet, PDF (14/25 Pages) Rohm – Bi-directional VCM driver for Auto focus

BU64987GWZ
Register Map
Final target position, address W[2:0] = 0b010
Bit
Bit Name
D0
TDAC[0]
Target position DAC code [0]
D1
TDAC[1]
Target position DAC code [1]
D2
TDAC[2]
Target position DAC code [2]
D3
TDAC[3]
Target position DAC code [3]
D4
TDAC[4]
Target position DAC code [4]
D5
TDAC[5]
Target position DAC code [5]
D6
TDAC[6]
Target position DAC code [6]
D7
TDAC[7]
Target position DAC code [7]
D8
TDAC[8]
Target position DAC code [8]
D9
TDAC[9]
Target position DAC code [9]
Reference DAC, address W[2:0] = 0b011
Bit
Bit Name
D0
RDAC[0]
Reference DAC code [0]
D1
RDAC[1]
Reference DAC code [1]
D2
RDAC[2]
Reference DAC code [2]
D3
RDAC[3]
Reference DAC code [3]
D4
RDAC[4]
Reference DAC code [4]
D5
RDAC[5]
Reference DAC code [5]
D6
RDAC[6]
Reference DAC code [6]
D7
RDAC[7]
Reference DAC code [7]
D8
D9
Actuator settings, address W[2:0] = 0b100
Bit
Bit Name
D0
slew_rate[0]
Slew rate [0]
D1
slew_rate[1]
Slew rate [1]
D2
D3
rf[0]
Actuator resonance frequency [0]
D4
rf[1]
Actuator resonance frequency [1]
D5
rf[2]
Actuator resonance frequency [2]
D6
rf[3]
Actuator resonance frequency [3]
D7
rf[4]
Actuator resonance frequency [4]
D8
D9
Function
Function
Function
www.rohm.com
© 2016 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
14/21
TSZ02201-0K1K0B601860-1-2
6. Oct.2016 Rev.001