NM1234D中文資料新唐科技數(shù)據(jù)手冊PDF規(guī)格書

FEATURES

? Core

? ARM? Cortex? -M0 core running up to 48/72 MHz by internal RC oscillator optioned

from ROMMAP

? One 24-bit system timer

? Supports low power Idle mode

? A single-cycle 32-bit hardware multiplier

? NVIC for the 32 interrupt inputs, each with 4-level of priority

? Supports Serial Wire Debug (SWD) interface and two watch points/four

breakpoints

? Built-in LDO for wide operating voltage ranged: 2.2 V to 5.5 V

? Memory

? 64 Kbytes Flash memory for program memory (APROM)

? Configurable Flash memory for data memory (Data Flash)

? 7.5 KB Flash memory for loader (LDROM)

? Three 0.5 KB Flash memory for security protection (SPROM0, 1, 2)

? 16 KB SRAM for internal scratch-pad RAM (SRAM)

? Clock Control

? Programmable system clock source

? Switch clock sources on-the-fly

? 4 ~ 24 MHz external crystal input (HXT)

? 32.768 kHz external crystal input (LXT) for idle wake-up and system operation

clock

? 48(72) MHz internal oscillator (HIRC) (1 accuracy at 250C, 5V)

? 10 kHz internal low-power oscillator (LIRC) for Watchdog Timer and idle wake-up

? I/O Port

? Up to 44 general-purpose I/O (GPIO) pads and 1 Reset pad

? Four I/O modes:

? Quasi-bidirectional input/output

? Push-Pull output

? Open-Drain output

? Input only with high impendence

? Optional TTL/Schmitt trigger input

? I/O pin can be configured as interrupt source with edge/level setting

? Supports high driver and high sink I/O mode

? GPIO built-in Pull-up/Pull-low resistor for selection.

? Timer

Provides four channel 32-bit Timers; one 8-bit pre-scalar counter with 24-bit uptimer

for each timer

? Independent clock source for each timer

? Provides One-shot, Periodic, Toggle and Continuous operation modes

? 24-bit up counter value is readable through TDR (Timer Data Register)

? Provides trigger counting/free counting/counter reset function triggered by

external capture pin or internal comparator signal

? Supports event counter function

? Supports Toggle Output mode

? Supports wake-up from Idle or Power-down mode

? Continuous Capture

? Timer0, Timer1, Timer2, Timer3 and Systick provided with continuous capture

function to capture at most 4 edges continuously on one signal

? ECAP (Enhanced Input Capture)

? One units of 24-bit input capture counter

? Capture surce:

? I/O inputs: ECAP ports(ECAP0, ECAP1 and ECAP2)

? ACMP Trigger

? ADC Trigger

? QEI (Quadrature Encoder Interface)

? One unit of Quadrature Encoder Interface with 3 inputs QEI_A, QEI_B and IDX

? WDT (Watchdog Timer)

? Programmable clock source and time-out period

? Supports wake-up function in Power-down mode and Idle mode

? Interrupt or reset selectable on watchdog time-out

? EPWM

? Supports a built-in 16-bit PWM clock generators, providing SIX PWM outputs or

three complementary paired PWM outputs

? Shared same as clock source, clock divider, period and dead-zone generator

? Supports group/independent/complementary modes

? Supports One-shot or Auto-reload mode

? Supports Edge-aligned and Center-aligned type

? Supports Asymmetric mode

? Programmable dead-zone insertion between complementary channels

? Each output has independent polarity setting control

? Hardware fault brake and software brake protections

? Support three of hardware Brake pin

? Supports rising, falling, central, period, and fault break interrupts

? Supports duty/period trigger A/D conversion

? Timer comparing matching event trigger PWM to do phase change

? Supports comparator event trigger PWM to force PWM output low for current

period

? Provides interrupt accumulation function

? BPWM

? One 16-bit PWM generator which supports one 8-bit pre-scalar, one clock divider,

two PWM timers (down counter) and one dead-zone generator

? Two independent outputs or one complementary paired outputs.

? PWM Interrupt request synchronized with PWM period

? Edge-aligned type or Center-aligned type option

? USCI (Universal Serial Control Interface Controller)

? Three USCI devices

? USCI0 & USCI1 Supports to be configured as UART, SPI or I2C individually

? USCI2 Supports to be configured as UART and I2C individually

? Supports programmable baud-rate generator

? ADC (Analog-to-Digital Converter)

? 12-bit ADC with 1us conversion time

? Supports 2 sample/hold

? Up to 16-ch single-end input from I/O and one internal input from band-gap.

? Conversion started either by software trigger, PWM trigger, ACMP trigger or

external pin trigger

? Supports temperature sensor for measurement chip temperature

? Supports Simultaneous and Sequential function to continuous conversion 4

channels maximum.

? Programmable Gain Amplifier (PGA)

? Supports 8 level gain selects from 1, 2, 3, 5, 7, 9, 11 and 13.

? Unity gain frequency up to 6 MHz

? OP Amplifier

? Rail-to-rail OPA x 3

? DAC

? Built-in two of 12-bit DAC,

? Be the reference voltage for ACMP, PGA, ADC or output to pins.

? Analog Comparator

? Two analog comparators with 4 reference voltage source

? Programmable 16-level resistor ladders (CRV)

? Built-in 12-bit DAC for comparator reference voltage

? Band-gap voltage

? External voltage from port pin

? Supports Hysteresis function 0/20/90/150mV at VDD = 5V

? Interrupt when compared results changed

? Hardware Divider

? Signed (two’s complement) integer calculation

? 32-bit dividend with 16-bit divisor calculation capacity

? 32-bit quotient and 32-bit remainder outputs (16-bit remainder with sign extends

to 32-bit)

? Divided by zero warning flag

? 6 HCLK clocks taken for one cycle calculation

? Waiting for calculation ready automatically when reading quotient and remainder

? Support 3 group of independent dividend, divisor, quotient and remainder

registers for three times of calculation capacity

? ISP (In-System Programming) and ICP (In-Circuit Programming)

? BOD (Brown-out Detector)

? 8 programmable threshold levels: 4.3V/4.0V/3.7V/3.0V/2.7V/2.4V/2.2V/2.0V

? Supports Brown-out interrupt and reset option

? 96-bit unique ID

? LVR (Low Voltage Reset)

? Operating Temperature: -40℃~105℃

? Reliability: EFT > ± 4KV, ESD HBM pass 4KV

? Packages:

? 48-pin LQFP(7x7mm), 48-pin QFN(7x7mm)

? Package is Halogen-free, RoHS-compliant and TSCA-compliant.