M052ZAN Nuvoton Technology Corporation of America, M052ZAN Datasheet - Page 301

• Manufacturer Part Number: M052ZAN
• Description: IC MCU 32BIT 8KB FLASH 33QFN
• Manufacturer: Nuvoton Technology Corporation of America
• Series: NuMicro M051™r

Specifications of M052ZAN

• Core Processor: ARM Cortex-M0
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 24
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.5 V ~ 5.5 V
• Data Converters: A/D 5x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 33-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

NuMicro M051
UART Interrupt Source
RX Timeout Interrupt
INT_TOUT
Modem Status Interrupt
INT_MODEM
Receive Line Status Interrupt
INT_RLS
Transmit Holding Register
Empty Interrupt
INT_THRE
Receive Data Available
Interrupt
INT_RDA
Table 6.10-3 UART Interrupt Sources and Flags Table In Software Mode
Interrupt Enable
Bit
RTO_IEN
MODEM_IEN
RLS_IEN
THRE_IEN
RDA_IEN
™
Series Technical Reference Manual
Interrupt Indicator
to Interrupt
Controller
TOUT_INT
MODEM_INT
RLS_INT
THRE_INT
RDA_INT
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Publication Release Date: Sept 14, 2010
Interrupt Flag
TOUT_IF
MODEM_IF =
(DCTSF)
RLS_IF =
(BIF or FEF or PEF)
THRE_IF
RDA_IF
Flag Cleared by
Read UA_RBR
Write ‘1’ to DCTSF
Write ‘1’ to
BIF/FEF/PEF
Write UA_THR
Read UA_RBR
Revision V1.2