LPC1113FHN33/303,5 NXP Semiconductors, LPC1113FHN33/303,5 Datasheet - Page 207

• Manufacturer Part Number: LPC1113FHN33/303,5
• Description: ARM Microcontrollers - MCU Cortex-M0 24 kB flash up to 8kB SRAM
• Manufacturer: NXP Semiconductors

Specifications of LPC1113FHN33/303,5

• Rohs: yes
• Core: ARM Cortex M0
• Processor Series: LPC1113
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 24 KB
• Data Ram Size: 4 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.8 V to 3.6 V
• Operating Temperature Range: - 65 C to + 150 C
• Package / Case: HVQFN-33
• Mounting Style: SMD/SMT
• Factory Pack Quantity: 260

NXP Semiconductors
UM10398
User manual
Fig 33. Auto-baud a) mode 0 and b) mode 1 waveform
a. Mode 0 (start bit and LSB are used for auto-baud)
b. Mode 1 (only start bit is used for auto-baud)
16xbaud_rate
16xbaud_rate
U0ACR start
U1ACR start
rate counter
rate counter
UARTn RX
UARTn RX
4. During the receipt of the start bit (and the character LSB for Mode = 0), the rate
5. If Mode = 0, the rate counter will stop on next falling edge of the UART Rx pin. If
6. The rate counter is loaded into U0DLM/U0DLL and the baud rate will be switched to
counter will continue incrementing with the pre-scaled UART input clock
(UART_PCLK).
Mode = 1, the rate counter will stop on the next rising edge of the UART Rx pin.
normal operation. After setting the U0DLM/U0DLL, the end of auto-baud interrupt
U0IIR ABEOInt will be set, if enabled. The U0RSR will now continue receiving the
remaining bits of the ”A/a" character.
start
start
16 cycles
16 cycles
bit0
bit0
All information provided in this document is subject to legal disclaimers.
bit1
bit1
Rev. 12 — 24 September 2012
start bit
start bit
bit2
bit2
'A' (0x41) or 'a' (0x61)
'A' (0x41) or 'a' (0x61)
bit3
bit3
bit4
bit4
16 cycles
bit5
bit5
Chapter 13: LPC111x/LPC11Cxx UART
bit6
bit6
LSB of 'A' or 'a'
LSB of 'A' or 'a'
bit7
bit7
parity stop
parity stop
UM10398
© NXP B.V. 2012. All rights reserved.
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