参数资料
型号: MSC1201Y2RHHRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQCC36
封装: GREEN, PLASTIC, QFN-36
文件页数: 49/93页
文件大小: 1093K
代理商: MSC1201Y2RHHRG4
MSC1200
MSC1201
MSC1202
SBAS317E APRIL 2004 REVISED MAY 2006
www.ti.com
53
Serial Data Buffer 0 (SBUF0)
7
6
5
4
3
2
1
0
Reset Value
SFR 99h
00h
SBUF0
Serial Data Buffer 0. Data for Serial Port 0 is read from or written to this location. The serial transmit and receive
bits 70
buffers are separate registers, but both are addressed at this location.
SPI Control (SPICON)
7
6
5
4
3
2
1
0
Reset Value
SFR 9Ah
SBIT3
SBIT2
SBIT1
SBIT0
ORDER
CPHA
ESS
CPOL
00h
SBIT30
Serial Bit Count. Number of bits transferred (read-only).
bits 74
SBIT3:0
COUNT
0x00
0
0x01
1
0x03
2
0x02
3
0x06
4
0x07
5
0x05
6
0x04
7
0x0C
8
ORDER
Set Bit Order for Transmit and Receive.
bit 3
0: Most significant bits first
1: Least significant bBits first
CPHA
Serial Clock Phase Control.
bit 2
0: Valid data starting from half SCK period before the first edge of SCK
1: Valid data starting from the first edge of SCK
ESS
Enable Slave Select.
bit 1
0: SS (P1.4) is configured as a general-purpose I/O (default).
1: SS (P1.4) is configured as SS for SPI mode. DOUT (P1.2) drives when SS is low, and DOUT (P1.2) is
high-impedance when SS is high.
CPOL
Serial Clock Polarity.
bit 0
0: SCK idle at logic low
1: SCK idle at logic high
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