MCBSTM32EXL Keil, MCBSTM32EXL Datasheet - Page 462

• Manufacturer Part Number: MCBSTM32EXL
• Description: BOARD EVALUATION FOR STM32F103ZE
• Manufacturer: Keil

Specifications of MCBSTM32EXL

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Secure digital input/output interface (SDIO)
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Figure 185. SDIO adapter command path
●
Command path state machine (CPSM)
–
When the command register is written to and the enable bit is set, command
transfer starts. When the command has been sent, the command path state
machine (CPSM) sets the status flags and enters the Idle state if a response is not
required. If a response is required, it waits for the response (see
page
internally generated code are compared, and the appropriate status flags are set.
To AHB interface
To control unit
Adapter registers
463). When the response is received, the received CRC code and the
Argument
CMD
Response
Doc ID 13902 Rev 9
registers
CMD
Status
flag
register
Shift
Control
logic
Command
timer
CRC
SDIO_CMDin
SDIO_CMDout
Figure 186 on
ai14805
RM0008