參數(shù)資料
型號: PIC16LF1527T-I/PT
廠商: Microchip Technology
文件頁數(shù): 31/94頁
文件大小: 0K
描述: MCU PIC 28KB FLASH 64TQFP
標準包裝: 1,200
系列: PIC® XLP™ 16F
核心處理器: PIC
芯體尺寸: 8-位
速度: 20MHz
連通性: I²C,LIN,SPI,UART/USART
外圍設備: 欠壓檢測/復位,POR,PWM,WDT
輸入/輸出數(shù): 54
程序存儲器容量: 28KB(16K x 14)
程序存儲器類型: 閃存
RAM 容量: 1.5K x 8
電壓 - 電源 (Vcc/Vdd): 1.8 V ~ 3.6 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 30x10b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 64-TQFP
包裝: 帶卷 (TR)
199
7810C–AVR–10/12
Atmel ATmega328P [Preliminary]
baud rate is given as a function parameter. For the assembly code, the baud rate parameter is
assumed to be stored in the r17:r16 registers.
Note:
Assembly Code Example(1)
USART_Init:
clr
r18
out
UBRRnH,r18
out
UBRRnL,r18
; Setting the XCKn port pin as output, enables master mode.
sbi
XCKn_DDR, XCKn
; Set MSPI mode of operation and SPI data mode 0.
ldi
r18, (1<<UMSELn1)|(1<<UMSELn0)|(0<<UCPHAn)|(0<<UCPOLn)
out
UCSRnC,r18
; Enable receiver and transmitter.
ldi
r18, (1<<RXENn)|(1<<TXENn)
out
UCSRnB,r18
; Set baud rate.
; IMPORTANT: The Baud Rate must be set after the transmitter is enabled!
out
UBRRnH, r17
out
UBRRnL, r18
ret
C Code Example(1)
void
USART_Init( unsigned int baud )
{
UBRRn = 0;
/* Setting the XCKn port pin as output, enables master mode. */
XCKn_DDR |= (1<<XCKn);
/* Set MSPI mode of operation and SPI data mode 0. */
UCSRnC = (1<<UMSELn1)|(1<<UMSELn0)|(0<<UCPHAn)|(0<<UCPOLn);
/* Enable receiver and transmitter. */
UCSRnB = (1<<RXENn)|(1<<TXENn);
/* Set baud rate. */
/* IMPORTANT: The Baud Rate must be set after the transmitter is enabled
*/
UBRRn = baud;
}
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