User's Manual

PRELIMINARY
CYBLE-224110-00
Document Number: 002-11264 Rev. *A Page 40 of 43
MAC multiply-accumulate
MCU microcontroller unit
MIC
Ministry of Internal Affairs and Communications
(Japan)
MISO master-in slave-out
NC no connect
NMI nonmaskable interrupt
NRZ non-return-to-zero
NVIC nested vectored interrupt controller
NVL nonvolatile latch, see also WOL
Opamp operational amplifier
PA power amplifier
PAL programmable array logic, see also PLD
PC program counter
PCB printed circuit board
PGA programmable gain amplifier
PHUB peripheral hub
PHY physical layer
PICU port interrupt control unit
PLA programmable logic array
PLD programmable logic device, see also PAL
PLL phase-locked loop
PMDD package material declaration data sheet
POR power-on reset
PRES precise power-on reset
PRS pseudo random sequence
PS port read data register
PSoC
®
Programmable System-on-Chip™
PSRR power supply rejection ratio
PWM pulse-width modulator
QDID qualification design ID
RAM random-access memory
RISC reduced-instruction-set computing
RMS root-mean-square
RTC real-time clock
RTL register transfer language
RTR remote transmission request
RX receive
SAR successive approximation register
SC/CT switched capacitor/continuous time
Table 61. Acronyms Used in this Document (continued)
Acronym Description
SCL I
2
C serial clock
SDA I
2
C serial data
S/H sample and hold
SINAD signal to noise and distortion ratio
SIO
special input/output, GPIO with advanced features.
See GPIO.
SMT
surface-mount technology; a method for producing
electronic circuitry in which the components are
placed directly onto the surface of PCBs
SOC start of conversion
SOF start of frame
SPI
Serial Peripheral Interface, a communications
protocol
SR slew rate
SRAM static random access memory
SRES software reset
STN super twisted nematic
SWD serial wire debug, a test protocol
SWV single-wire viewer
TD transaction descriptor, see also DMA
THD total harmonic distortion
TIA transimpedance amplifier
TN twisted nematic
TRM technical reference manual
TTL transistor-transistor logic
TUV
Germany: Technischer Überwachungs-Verein
(Technical Inspection Association)
TX transmit
UART
Universal Asynchronous Transmitter Receiver, a
communications protocol
UDB universal digital block
USB Universal Serial Bus
USBIO
USB input/output, PSoC pins used to connect to a
USB port
VDAC voltage DAC, see also DAC, IDAC
WDT watchdog timer
WOL write once latch, see also NVL
WRES watchdog timer reset
XRES external reset I/O pin
XTAL crystal
Table 61. Acronyms Used in this Document (continued)
Acronym Description