Silicon Laboratories EM3585, Руководство пользователя, Страница: 18 / 25

E M 3 5 8 x
Table 6.1. EM358x Pin Descriptions (Continued)
48 Rev 1.0
Pin # Signal Direction Description
41 PB7 I/O
High
current
Digital I/O
ADC2 Analog ADC Input 2
Enable analog function with GPIO_PBCFGH[15:12]
IRQC
1
I Default external interrupt source C.
TIM1C2 O Timer 1 channel 2 output
Enable timer output in TIM1_CCER
Select alternate output function with GPIO_PBCFGH[15:12]
TIM1C2 I Timer 1 channel 2 input
Cannot be remapped
42 PB6 I/O
High
current
Digital I/O
ADC1 Analog ADC Input 1
Enable analog function with GPIO_PBCFGH[11:8]
IRQB I External interrupt source B
TIM1C1 O Timer 1 channel 1 output
Enable timer output in TIM1_CCER
Select alternate output function with GPIO_PBCFGH[11:8]
TIM1C1 I Timer 1 channel 1 input
Cannot be remapped
43 PB5 I/O Digital I/O
ADC0 Analog ADC Input 0
Enable analog function with GPIO_PBCFGH[7:4]
TIM2CLK I Timer 2 external clock input
TIM1MSK I Timer 1 external clock mask input
44 VDD_CORE Power 1.25 V digital core supply decoupling
45 VDD_PRE Power 1.8 V prescaler supply
46 VDD_SYNTH Power 1.8 V synthesizer supply
47 OSCB I/O 24 MHz crystal oscillator or left open when using external clock input on
OSCA
Note:
1.
IRQC and IRQD external interrupts can be mapped to any digital I/O pin using the GPIO_IRQCSEL and
GPIO_IRQDSEL registers.