C8051F921 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F921

Single/Dual Battery, 0.9–3.6 V, 64/32 kB, SmaRTClock, 10-Bit ADC MCU

Silicon Laboratories 

C8051F93x-C8051F92x

Master

Device 1

NSS

MISO

MOSI

SCK

GPIO

GPIO

MISO

MOSI

SCK

NSS

Master

Device 2

Figure 24.2. Multiple-Master Mode Connection Diagram

Master

Device MISO

MOSI

SCK

Slave

MISO Device

MOSI

SCK

Figure 24.3. 3-Wire Single Master and 3-Wire Single Slave Mode Connection Diagram

Master

Device

GPIO

MISO

MOSI

SCK

NSS

MISO

MOSI

SCK

NSS

Slave

Device

MISO

MOSI

SCK

NSS

Slave

Device

Figure 24.4. 4-Wire Single Master Mode and 4-Wire Slave Mode Connection Diagram

Rev. 1.3

271

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