EM3582-RTR datasheet(44/59 Pages) SILABS

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EM358x

Rev 1.0

PB1

I/O

Digital I/O

SC1MISO

SPI slave data out of Serial Controller 1

Either disable timer output in TIM2_CCER,

or disable remap with TIM2_OR[4]

Select SPI with SC1_MODE

Select slave with SC1_SPICFG

Select alternate output function with GPIO_PBCFGL[7:4]

SC1MOSI

SPI master data out of Serial Controller 1

Either disable timer output in TIM2_CCER,

or disable remap with TIM2_OR[4]

Select SPI with SC1_MODE

Select master with SC1_SPICFG

Select alternate output function with GPIO_PBCFGL[7:4]

SC1SDA

I/O

TWI data of Serial Controller 1

Either disable timer output in TIM2_CCER,



or disable remap with TIM2_OR[4]

Select TWI with SC1_MODE

Select alternate open-drain output function with GPIO_PBCFGL[7:4]

SC1TXD

UART transmit data of Serial Controller 1

Either disable timer output in TIM2_CCER,



or disable remap with TIM2_OR[4]

Select UART with SC1_MODE

Select alternate output function with GPIO_PBCFGL[7:4]

TIM2C1

(see also Pin 21)

Timer 2 channel 1 output

Enable remap with TIM2_OR[4]

Enable timer output in TIM2_CCER

Select alternate output function with GPIO_PACFGL[7:4]

TIM2C1

(see also Pin 21)

Timer 2 channel 1 input

Disable remap with TIM2_OR[4]

Table 6.1. EM358x Pin Descriptions (Continued)

Pin #

Signal

Direction

Description

Note:

1. IRQC and IRQD external interrupts can be mapped to any digital I/O pin using the GPIO_IRQCSEL and

GPIO_IRQDSEL registers.

EM3582-RTR Datasheet(PDF) 44 Page - Silicon Laboratories

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