NUC230LC2AE Datasheet, PDF (9/97 Pages) List of Unclassifed Manufacturers – 32-bit microcontrollers

NuMicro NUC230/240 Datasheet
2 FEATURES
The equipped features are dependent on the product line and their sub products.
2.1 NuMicro NUC230 Features – Automotive Line
 ARM® Cortex™-M0 core
– Runs up to 72 MHz
– One 24-bit system timer
– Supports low power sleep mode
– Single-cycle 32-bit hardware multiplier
– NVIC for the 32 interrupt inputs, each with 4-levels of priority
– Serial Wire Debug supports with 2 watchpoints/4 breakpoints
 Built-in LDO for wide operating voltage ranged from 2.5 V to 5.5 V
 Flash Memory
– 32K/64K/128K bytes Flash for program code
– 8 KB flash for ISP loader
– Supports In-System-Program (ISP) and In-Application-Program (IAP) application code
update
– 512 byte page erase for flash
– Configurable Data Flash address and size for 128 KB system, fixed 4 KB Data Flash for the
32 KB and 64 KB system
– Supports 2-wired ICP update through SWD/ICE interface
– Supports fast parallel programming mode by external programmer
 SRAM Memory
– 8K/16K bytes embedded SRAM
– Supports PDMA mode
 PDMA (Peripheral DMA)
– Supports 9 channels PDMA for automatic data transfer between SRAM and peripherals
– Supports CRC calculation with four common polynomials, CRC-CCITT, CRC-8, CRC-16 and
CRC-32
 Clock Control
– Flexible selection for different applications
– Built-in 22.1184 MHz high speed oscillator for system operation
 Trimmed to ±1 % at +25 ℃ and V_DD = 5 V
 Trimmed to ±3 % at -40 ℃ ~ +105 ℃ and V_DD = 2.5 V ~ 5.5 V
– Built-in 10 kHz low speed oscillator for Watchdog Timer and Wake-up operation
– Supports one PLL, up to 72 MHz, for high performance system operation
– External 4~24 MHz high speed crystal input for precise timing operation
– External 32.768 kHz low speed crystal input for RTC function and low power system
operation
 GPIO
– Four I/O modes:
 Quasi-bidirectional
 Push-pull output
 Open-drain output
 Input only with high impendence
– TTL/Schmitt trigger input selectable
– I/O pin configured as interrupt source with edge/level setting
 Timer
– Supports 4 sets of 32-bit timers with 24-bit up-timer and one 8-bit prescale counter
– Independent clock source for each timer
– Provides one-shot, periodic, toggle and continuous counting operation modes
– Supports event counting function
– Supports input capture function
 Watchdog Timer
– Multiple clock sources
Dec. 30, 2014
Page 9 of 97
Revision 1.01