Infineon CY9AF144MBBGL-GK9E1

The CY9A140NB Series are highly integrated 32-bit microcontrollers dedicated for embedded controllers with low-power consumption mode and competitive cost. These series are based on the ARM Cortex-M3 Processor with on-chip Flash memory and SRAM, and have peripheral functions such as various timers, ADCs, and Communication Interfaces (UART, CSIO, I²C).

• 32-bit ARM Cortex-M3 Core
  • Processor version: r2p1
  • Up to 40 MHz Frequency Operation
  • 24-bit System timer (Sys Tick): System timer for OS task management
• On-chip Memories
  • [Flash memory]
    • Dual operation Flash memory
    • Main area: Up to 256 Kbytes (Up to 240 Kbytes upper bank + 16 Kbytes lower bank)
    • Work area: 32 Kbytes (lower bank)
    • Read cycle: 0 wait-cycle
    • Security function for code protection
  • [SRAM]
    • This Series on-chip SRAM is composed of two independent SRAM (SRAM0, SRAM1).
    • SRAM0: Up to 16 KB
    • SRAM1: Up to 16 KB
• External Bus Interface
  • Supports SRAM, NOR Flash memory device
  • Up to 8 chip selects
  • 8-/16-bit Data width
  • Up to 25-bit Address bit
  • Maximum area size: Up to 256 MB
  • Supports Address/Data multiplex
  • Supports external RDY function
• Multi-function Serial Interface (Max 8 channels)
  • 4 channels with 16 steps ×9-bit FIFO (ch.4 to ch.7), 4 channels without FIFO (ch.0 to ch.3)
  • Operation mode is selectable from UART, CSIO, I2C for each channel.
  • [UART]
    • Full-duplex double buffer
    • Selection with or without parity supported
    • Built-in dedicated baud rate generator
  • [CSIO]
    • Full-duplex double buffer
    • Built-in dedicated baud rate generator
    • Overrun error detection function available
  • [I2C]
    • Standard-mode (Max 100 kbps) / Fast-mode (Max 400 kbps) supported
• DMA Controller (8 channels)
  • The DMA Controller has an independent bus from the CPU, so CPU and DMA Controller can process simultaneously.
  • 8 independently configured and operated channels
  • Transfer can be started by software or request from the built-in peripherals
• A/D Converter (Max 24 channels)
  • Successive Approximation type
  • Built-in 2 units
  • Conversion time: 2.0 μs @ 2.7 V to 3.6 V
  • Built-in FIFO for conversion data storage (for SCAN conversion: 16 steps, for Priority conversion: 4 steps)
• Base Timer (Max 8 channels)
  • Operation mode is selectable from 16-bit PWM timer, 16-bit PPG timer, 16-/32-bit reload timer, 16-/32-bit PWC timer for each channel.
• General-Purpose I/O Port
  • This series can use its pins as general-purpose I/O ports when they are not used for external bus or peripherals.
  • Capable of pull-up control per pin
  • Capable of reading pin level directly
  • Built-in the port relocate function
  • Up to 83 fast general-purpose I/O Ports@100 pin Package
• Dual Timer (32-/16-bit Down Counter)
  • The Dual Timer consists of two programmable 32-/16-bit down counters.
  • Operation mode is selectable from Free-running, Periodic (= Reload), One-shot for each channel.
• HDMI-CEC/Remote Control Receiver (Up to 2 channels)
  • HDMI-CEC transmitter
    • Header block automatic transmission by judging Signal free
    • Generating status interrupt by detecting Arbitration lost
    • Generating START, EOM, ACK automatically to output CEC transmission by setting 1 byte data
    • Generating transmission status interrupt when transmitting 1 block (1 byte data and EOM/ACK)
  • HDMI-CEC receiver
    • Automatic ACK reply function available
    • Line error detection function available
  • Remote control receiver
    • 4 bytes reception buffer
    • Repeat code detection function available
• Real-time clock (RTC)
  • Year/Month/Day/Hour/Minute/Second/A day of the week from 00 to 99.
  • The interrupt function with specifying date and time (Year/Month/Day/Hour/Minute) is available.
  • Timer interrupt function after set time or each set time.
  • Capable of rewriting the time with continuing the time count.
  • Leap year automatic count is available.
• Watch Counter
  • Interval timer: up to 64 s (Max) @ Sub Clock: 32.768 kHz
• External Interrupt Controller Unit
  • Up to 16 external interrupt input pins
  • Include one non-maskable interrupt (NMI) input pin
• Watchdog Timer (2 channels)
  • A watchdog timer can generate interrupts or a reset when a time-out value is reached.
  • This series consists of two different watchdogs, a Hardware watchdog and a Software watchdog.
  • The Hardware watchdog timer is clocked by the built-in low-speed CR oscillator.