Keypad Decoder and I/O Expansion Data Sheet ADP5585 Rev. C Document Feedback Information furnished by Analog Devices is believed to be accurate an
ADP5585 Data Sheet Rev. C | Page 10 of 40 123456789VDDR0 R1 R2C2C0 C13 × 3 KEYPAD MATRIX09841-008KEYSCANCONTROL Figure 9. Simplified Key Scan Block F
Data Sheet ADP5585 Rev. C | Page 11 of 40 Use Registers PIN_CONFIG_A[7:0] and PIN_CONFIG_B[7:0] to configure I/Os for keypad decoding. The number lab
ADP5585 Data Sheet Rev. C | Page 12 of 40 GPI INPUT Each of the 10 input/output lines can be configured as a general-purpose logic input line. Figur
Data Sheet ADP5585 Rev. C | Page 13 of 40 GPI EVENTKEY EVENTLOGIC EVENT(R1) LALCLBLA_INVDCLRQSETLB_INVLC_INVFF_SETFF_CLRR3_EXTEND_CFG[1:0]LOGIC_SEL[
ADP5585 Data Sheet Rev. C | Page 14 of 40 RESET BLOCKS ADP5585 features two reset blocks that can generate reset con-ditions if certain events are d
Data Sheet ADP5585 Rev. C | Page 15 of 40 REGISTER INTERFACE Register access to the ADP5585 is acquired via its I2C-compatible serial interface. The
ADP5585 Data Sheet Rev. C | Page 16 of 40 Figure 26 shows a typical multibyte read sequence for reading internal registers. The cycle begins with a s
Data Sheet ADP5585 Rev. C | Page 17 of 40 REGISTER MAP Table 6. Reg Add Reg Name R/W1 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 0x0
ADP5585 Data Sheet Rev. C | Page 18 of 40 Reg Add Reg Name R/W1 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 0x26 GPO_OUT_ MODE_B R/W R
Data Sheet ADP5585 Rev. C | Page 19 of 40 DETAILED REGISTER DESCRIPTIONS Note that N/A throughout this section means not applicable. Note: All regi
ADP5585 Data Sheet Rev. C | Page 2 of 40 TABLE OF CONTENTS Features ...
ADP5585 Data Sheet Rev. C | Page 20 of 40 Table 11. Event Decoding Event No. Meaning Event No. Meaning Event No. Meaning Event No. Meaning 0
Data Sheet ADP5585 Rev. C | Page 21 of 40 FIFO_5 Register 0x07 Table 15. FIFO_5 Bit Descriptions Bit(s) Bit Name Access Description 7 EVENT5_STA
ADP5585 Data Sheet Rev. C | Page 22 of 40 FIFO_13 Register 0x0F Table 23. FIFO_13 Bit Descriptions Bit(s) Bit Name Access Description 7 EVENT13_
Data Sheet ADP5585 Rev. C | Page 23 of 40 Bit(s) Bit Name Access Description 2 GPI_9_INT Read only 0 = no interrupt. 1 = interrupt due t
ADP5585 Data Sheet Rev. C | Page 24 of 40 RPULL_CONFIG_A Register 0x17 Table 31. RPULL_CONFIG_A Bit Descriptions Bit(s) Bit Name Access Description
Data Sheet ADP5585 Rev. C | Page 25 of 40 RPULL_CONFIG_C Register 0x19 Table 33. RPULL_CONFIG_C Bit Descriptions Bit(s) Bit Name Access Description
ADP5585 Data Sheet Rev. C | Page 26 of 40 GPI_INT_LEVEL_B Register 0x1C Table 36. Register 0x1C, GPI_INT_LEVEL_B Bit Descriptions Bit(s) Bit Name
Data Sheet ADP5585 Rev. C | Page 27 of 40 GPI_EVENT_INTERRUPT_EN_A Register 0x1F Table 39. GPI_INTERRUPT_EN_A Bit Descriptions Bit(s) Bit Name Acc
ADP5585 Data Sheet Rev. C | Page 28 of 40 DEBOUNCE_DIS_A Register 0x21 Table 41. DEBOUNCE_DIS_A Bit Descriptions Bit(s) Bit Name Access Description
Data Sheet ADP5585 Rev. C | Page 29 of 40 GPO_DATA_OUT_B Register 0x24 Table 44. GPO_DATA_OUT_B Bit Descriptions Bit(s) Bit Name Access Descripti
Data Sheet ADP5585 Rev. C | Page 3 of 40 SPECIFICATIONS VDD = 1.8 V to 3.3 V, TA = TJ = −40°C to +85°C, unless otherwise noted1. Table 1. Paramete
ADP5585 Data Sheet Rev. C | Page 30 of 40 GPIO_DIRECTION_A Register 0x27 Table 47. GPIO_DIRECTION_A Bit Descriptions Bit(s) Bit Name Access Descr
Data Sheet ADP5585 Rev. C | Page 31 of 40 RESET1_EVENT_B Register 0x2A Table 50. RESET1_EVENT_B Bit Descriptions Bit(s) Bit Name Access Descripti
ADP5585 Data Sheet Rev. C | Page 32 of 40 Bit(s) Bit Name Access Description 4 to 2 RESET_TRIG_TIME[2:0] Read/write Defines the length of time t
Data Sheet ADP5585 Rev. C | Page 33 of 40 LOGIC_CFG Register 0x34 Table 60. LOGIC_CFG Bit Descriptions Bit(s) Bit Name Access Description 7 N/A
ADP5585 Data Sheet Rev. C | Page 34 of 40 POLL_TIME_CFG Register 0x37 Table 63. Register 0x37, POLL_TIME_CFG Bit Descriptions Bit(s) Bit Name Acc
Data Sheet ADP5585 Rev. C | Page 35 of 40 Bit(s) Bit Name Access Description 5 R4_ EXTEND_CFG Read/write 0 = R4 remains configured as GPIO 5.
ADP5585 Data Sheet Rev. C | Page 36 of 40 APPLICATIONS DIAGRAM SDASCL RSTINTLOGICPWMOSCILLATORREGISTERSVDDGNDHOST PROCESSORKP/LOGIC1 OUTPUT/GPI/GPO
Data Sheet ADP5585 Rev. C | Page 37 of 40 OUTLINE DIMENSIONS 10-23-2012-AABCD0.5450.5000.455SIDE VIEW0.2300.2000.1700.3000.2600.220COPLANARITY0.05S
ADP5585 Data Sheet Rev. C | Page 38 of 40 ORDERING GUIDE Model1 Temperature Range Package Description Package Option Branding ADP5585ACBZ-00-R7 −40
Data Sheet ADP5585 Rev. C | Page 39 of 40 NOTES
ADP5585 Data Sheet Rev. C | Page 4 of 40 Parameter Symbol Test Conditions/Comments Min Typ Max Unit I2C TIMING SPECIFICATIONS Delay from UVL
ADP5585 Data Sheet Rev. C | Page 40 of 40 NOTES I2C refers to a communications protocol originally developed by P
Data Sheet ADP5585 Rev. C | Page 5 of 40 ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Rating VDD to GND −0.3 V to +4 V SCL, SDA, RST, INT, R0, R1,
ADP5585 Data Sheet Rev. C | Page 6 of 40 PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS INTRST/R509841-0031ABCD234C1R2VDDC2SDAR4C3R1SCLC4R0GNDC0R3BALL
Data Sheet ADP5585 Rev. C | Page 7 of 40 THEORY OF OPERATION ROW 0SDAI2C INTERFACEI2C BUSY?OSCILLATORREGISTERSLOGICI/OCONFIGURATIONINTRST/R5ROW 1ROW
ADP5585 Data Sheet Rev. C | Page 8 of 40 DEVICE ENABLE When sufficient voltage is applied to VDD and the RST pin is driven with a logic high level,
Data Sheet ADP5585 Rev. C | Page 9 of 40 FUNCTIONAL DESCRIPTION EVENT FIFO Before going into detail on the various ADP5585 blocks, it is important t
Comentários a estes Manuais