参数资料
型号: ST72121J2T6/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, TQFP-44
文件页数: 54/87页
文件大小: 1365K
代理商: ST72121J2T6/XXX
58/87
ST72121
SERIAL PERIPHERAL INTERFACE (Cont’d)
Figure 35. Serial Peripheral Interface Block Diagram
DR
Read Buffer
8-Bit Shift Register
Write
Read
Internal Bus
SPI
SPIE
SPE
MSTR
CPHA
SPR0
SPR1
CPOL
SPIF WCOL
MODF
SERIAL
CLOCK
GENERATOR
MOSI
MISO
SS
SCK
CONTROL
STATE
CR
SR
-
--
IT
request
MASTER
CONTROL
VR02131B
SPR2
58
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