Adc Interfaces; Vibrator Drive Interface - Quectel Smart LTE Module Series Hardware Design

FP_SPI_CLK 250
FP_SPI_MOSI 249
FP_SPI_MISO 251

3.17. ADC Interfaces

SC650T provides two analog-to-digital converter (ADC) interfaces, and the pin definition is shown below.
Table 18: Pin Definition of ADC Interfaces
Pin Name Pin No.
PMU_MPP4 152
PMU_MPP2 151
The resolution of the ADC is up to 15 bits.

3.18. Vibrator Drive Interface

The pin definition of vibrator drive interface is listed below.
Table 19: Pin Definition of Vibrator Drive Interface
Pin Name Pin No
VIB_DRV 161
The Vibrator is driven by an exclusive circuit, and a reference circuit design is shown below.
SC650T_Hardware_Design
DO Clock signal of SPI interface
DO Master out slave in of SPI interface
DI Master in salve out of SPI interface
I/O Description
General purpose ADC
AI
interface
General purpose ADC
AI
interface
I/O Description
AO Vibrator drive (positive)
Smart LTE Module Series
SC650T Hardware Design
multiplexed into I2S
interface.
Comment
Maximum input voltage: 1.7V.
Maximum input voltage: 1.7V.
Comment
Connected to the positive
terminal of vibrator.
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