Datasheet DA9131 (Dialog Semiconductor) - 39
| Manufacturer | Dialog Semiconductor |
| Description | High-Performance, Dual-Channel DC-DC Converter |
| Pages / Page | 53 / 39 — DA9131. High-Performance, Dual-Channel DC-DC Converter. Value. … |
| File Format / Size | PDF / 1.2 Mb |
| Document Language | English |
DA9131. High-Performance, Dual-Channel DC-DC Converter. Value. Description. 0x0. open-drain output. Table 37: SYS_GPIO1_1 (0x0013)
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DA9131 High-Performance, Dual-Channel DC-DC Converter
0xF High output GPIO output buffer select. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description
[0] GPIO1_OBUF
0x0 open-drain output
0x1 push-pull output
Table 37: SYS_GPIO1_1 (0x0013) Bit Symbol Description
GPI debouce falling edge. Initial value is determined by CONF pin [7] GPIO1_DEB_FALL setting at the start-up in CONF_EN = 1 GPI debounce rising edge. Initial value is determined by CONF pin [6] GPIO1_DEB_RISE setting at the start-up in CONF_EN = 1 GPI debounce time. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description 0x0 100 µs debouce
[5:4] GPIO1_DEB 0x1 1 ms debouce 0x2 10 ms debounce 0x3 100 ms debounce GPIO pull-up/pull-down enable. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description
[3] GPIO1_PUPD
GPI: pull-down disabled, GPO: pull-up to AVDD 0x0 disabled
0x1 GPI: pull-down enabled, GPO: pull-up to AVDD enabled GPIO polarity. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description
[2] GPIO1_POL
0x0 GPIO is active-high
0x1 GPIO is active-low GPI trigger type. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description 0x0 Dual-edge triggered
[1:0] GPIO1_TRIG 0x1 Pos-edge triggered 0x2 Neg-edge triggered 0x3 Reserved (No trigger)
Datasheet Revision 1.0 31-Aug-2020
CFR0011-120-00 39 of 53 © 2020 Dialog Semiconductor Document Outline General Description Key Features Benefits Applications System Diagrams Contents Table of Figures Table of Tables 1 Terms and Definitions 2 Pinout 3 Characteristics 3.1 Absolute Maximum Ratings 3.2 Recommended Operating Conditions 3.3 Thermal Characteristics 3.3.1 Thermal Ratings 3.3.2 Power Dissipation 3.4 ESD Characteristics 3.5 Buck Characteristics 3.6 Performance and Supervision Characteristics 3.7 Digital I/O Characteristics 3.8 Timing Characteristics 3.9 Typical Performance 4 Functional Description 4.1 DC-DC Buck Converter 4.1.1 Switching Frequency 4.1.2 Operation Modes and Phase Selection 4.1.3 Output Voltage Selection 4.1.4 Soft Start-Up and Shutdown 4.1.5 Current Limit 4.1.6 Resistive Divider 4.1.7 Thermal Protection 4.2 Internal Circuits 4.2.1 IC_EN/Chip Enable/Disable 4.2.2 nIRQ/Interrupt 4.2.3 GPIO 4.2.3.1 GPIO Pin Assignment 4.2.3.2 GPIO Function 4.2.3.3 Chip Configuration Select (CONF) 4.3 Operating Modes 4.3.1 ON 4.3.2 OFF 4.4 I2C Communication 4.4.1 I2C Protocol 5 Register Definitions 5.1 Register Map 5.1.1 System 5.1.2 Buck1 5.1.3 Buck2 5.1.4 Serialization 6 Package Information 6.1 Package Outlines 6.2 Moisture Sensitivity Level 6.3 Soldering Information 7 Ordering Information 8 Application Information 8.1 Capacitor Selection 8.2 Inductor Selection
0xF High output GPIO output buffer select. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description
[0] GPIO1_OBUF
0x0 open-drain output
0x1 push-pull output
Table 37: SYS_GPIO1_1 (0x0013) Bit Symbol Description
GPI debouce falling edge. Initial value is determined by CONF pin [7] GPIO1_DEB_FALL setting at the start-up in CONF_EN = 1 GPI debounce rising edge. Initial value is determined by CONF pin [6] GPIO1_DEB_RISE setting at the start-up in CONF_EN = 1 GPI debounce time. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description 0x0 100 µs debouce
[5:4] GPIO1_DEB 0x1 1 ms debouce 0x2 10 ms debounce 0x3 100 ms debounce GPIO pull-up/pull-down enable. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description
[3] GPIO1_PUPD
GPI: pull-down disabled, GPO: pull-up to AVDD 0x0 disabled
0x1 GPI: pull-down enabled, GPO: pull-up to AVDD enabled GPIO polarity. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description
[2] GPIO1_POL
0x0 GPIO is active-high
0x1 GPIO is active-low GPI trigger type. Initial value is determined by CONF pin setting at the start-up in CONF_EN = 1
Value Description 0x0 Dual-edge triggered
[1:0] GPIO1_TRIG 0x1 Pos-edge triggered 0x2 Neg-edge triggered 0x3 Reserved (No trigger)
Datasheet Revision 1.0 31-Aug-2020
CFR0011-120-00 39 of 53 © 2020 Dialog Semiconductor Document Outline General Description Key Features Benefits Applications System Diagrams Contents Table of Figures Table of Tables 1 Terms and Definitions 2 Pinout 3 Characteristics 3.1 Absolute Maximum Ratings 3.2 Recommended Operating Conditions 3.3 Thermal Characteristics 3.3.1 Thermal Ratings 3.3.2 Power Dissipation 3.4 ESD Characteristics 3.5 Buck Characteristics 3.6 Performance and Supervision Characteristics 3.7 Digital I/O Characteristics 3.8 Timing Characteristics 3.9 Typical Performance 4 Functional Description 4.1 DC-DC Buck Converter 4.1.1 Switching Frequency 4.1.2 Operation Modes and Phase Selection 4.1.3 Output Voltage Selection 4.1.4 Soft Start-Up and Shutdown 4.1.5 Current Limit 4.1.6 Resistive Divider 4.1.7 Thermal Protection 4.2 Internal Circuits 4.2.1 IC_EN/Chip Enable/Disable 4.2.2 nIRQ/Interrupt 4.2.3 GPIO 4.2.3.1 GPIO Pin Assignment 4.2.3.2 GPIO Function 4.2.3.3 Chip Configuration Select (CONF) 4.3 Operating Modes 4.3.1 ON 4.3.2 OFF 4.4 I2C Communication 4.4.1 I2C Protocol 5 Register Definitions 5.1 Register Map 5.1.1 System 5.1.2 Buck1 5.1.3 Buck2 5.1.4 Serialization 6 Package Information 6.1 Package Outlines 6.2 Moisture Sensitivity Level 6.3 Soldering Information 7 Ordering Information 8 Application Information 8.1 Capacitor Selection 8.2 Inductor Selection
