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Table 5. Atmel LED Drivers-MSL2160/1 Register Power-up Defaults
REGISTER NAME
AND ADDRESS
POWER-UP CONDITION
REGISTERS INITIALIZED
FROM EEPROM
D7
D6
D5
REGISTER DATA
D4 D3 D2 D1
D0
HEX
External signal at PHI selected for input to PWM engine
0x27
PHICTRL
PWM engine is synchronized to the falling edge of PHI
PHI maximum count fault detect is disabled
0
0
0
0
0
0
0
0
00
Although disabled, PHI max count monitors f pPHI
0x28
0x29
0x2A
0x2B
0x2C
PHICNTR
PHIMUL
PHIMAX
Although disabled, internal PHI frequency
f PGEN = 20MHz / (8 * (10416 + 1)) = 240Hz
PHI multiplier = 1 (register setting + 1)
Although disabled, PHI maximum count = 4148
1
0
0
0
0
0
0
0
0
0
1
1
0
1
0
1
0
0
1
1
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
B0
28
00
34
10
PWM operation enabled
Individual LED string drive pulse widths internally determined
0x2D
PWMCTRL0
PWM input does not gate the output of the PWM engine
String on times allowed to extend beyond end of PWM frame
1
0
0
1
1
0
0
1
99
String on times allowed to extend into frame zero
Alternate timing not used
Global intensity (GINT) disabled
Although disabled, (GINT + 1) is provided to the PWM engine
0x2E
PWMCTRL1
String drive phasing enabled
Delayed string turn on beginning after PWM frame allowed
0
0
0
0
0
1
1
1
07
Delayed turn on occurring in frame zero allowed
Alternate timing not selected by PWM input state
0x2F
GINT
Although disabled, global intensity set to (127 + 1) / 256 = 50%
(1 added in numerator because bit D7 of 0x2D = 1)
0
1
1
1
1
1
1
1
7F
Although disabled, alternate global intensity set to
0x30
ALTGINT
(95 + 1) / 256 = 37.5%
0
1
0
1
1
1
1
1
5F
(1 added in numerator because bit D7 of 0x2D = 1)
0x31
0x40
0x41
ISTR
STR0SET
Strings current scaled to 50% of R Sn setting
All strings set to zero phase delay
Strings assigned as follows:
0
0
0
1
0
1
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
7F
00
40
↓
↓
FBO1: All strings
↓
0x5E
0x5F
0x60
0x61
STR15SET
PWM0
FBO2: None
FBO3: None
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
00
40
00
02
↓
↓
All strings have PWM t ON = 512 GSC cycles
↓
0x7E
0x7F
PWM15
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
00
02
26
Atmel LED Drivers-MSL2160/MSL2161
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相关代理商/技术参数
MSL2160DQ-R
功能描述:LED照明驱动器 16String White & RGB LED Drivers with A
RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MSL2161
制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:16-string, White and RGB LED Drivers with Adaptive Configuration, EEPROM, and SPI/I2C/SMBus Serial Interface
MSL2161DQ
功能描述:LED照明驱动器 16String White & RGB LED Drivers with A RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MSL2161DQ-R
功能描述:LED照明驱动器 16String White & RGB LED Drivers with A RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MSL2162DQ
功能描述:LED照明驱动器 16-String RGBWhite LED Dvrs AdapCon E2P RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MSL2162DQ-R
功能描述:LED照明驱动器 16String White & RGB LED Driver with Ad RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MSL2164-DU
功能描述:LED照明驱动器 16-String LED Driver Mult-PWM Modes 3FO RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MSL2164-DUR
功能描述:LED照明驱动器 16-String LED Driver Mult-PWM Modes 3FO RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
