Справочник Пользователя для Freescale Semiconductor Demonstration Board for Freescale MC9S12XHY256 Microcontroller DEMO9S12XHY256 DEMO9S12XHY256
Модели
DEMO9S12XHY256
Device Overview MC9S12XHY-Family
MC9S12XHY-Family Reference Manual, Rev. 1.04
Freescale Semiconductor
45
1.7.3.25
PR1 / IOC0_7 / TXCAN1 / KWR1 — Port R I/O Pins 1
PR[1:0] are a general-purpose input or output pins. They can be configured as timer (TIM0) channel 7-6.
It can be configured as the transmit pin TXCAN of the scalable controller area network controller
(CAN1).They can be configured as keypad wakeup inputs.
It can be configured as the transmit pin TXCAN of the scalable controller area network controller
(CAN1).They can be configured as keypad wakeup inputs.
1.7.3.26
PR0 / IOC0_6 / RXCAN1 / KWR0 — Port R I/O Pins 0
PR[1:0] are a general-purpose input or output pins. They can be configured as timer (TIM0) channel 7-6.
It can be configured as the receive pin RXCAN of the scalable controller area network controller
(CAN1).They can be configured as keypad wakeup inputs.
It can be configured as the receive pin RXCAN of the scalable controller area network controller
(CAN1).They can be configured as keypad wakeup inputs.
1.7.3.27
PP[7:0] / PWM[7:0] / FP[7:0] — Port P I/O Pins [7:0]
PP[7:0] are a general-purpose input or output pins. They can be configured as frontplane segment driver
output FP[7:0]. They can be configured as pulse width modulator (PWM) channel 7-0 output.
output FP[7:0]. They can be configured as pulse width modulator (PWM) channel 7-0 output.
1.7.3.28
PH[7:4] / FP[26:23] — Port H I/O Pins [7:4]
PH[7:4] are a general-purpose input or output pins. They can be configured as frontplane segment driver
output FP[26:23].
output FP[26:23].
1.7.3.29
PH3 / SS / FP[22]— Port H I/O Pin 3
PH3 is a general-purpose input or output pin. It can be configured as frontplane segment driver output
FP[22]. It can be configured as the slave selection pin SS for the serial peripheral interface (SPI).
FP[22]. It can be configured as the slave selection pin SS for the serial peripheral interface (SPI).
1.7.3.30
PH2 / ECLK / SCK / FP[21] — Port H I/O Pin 2
PH2 is a general-purpose input or output pin. It can be configured as frontplane segment driver output
FP[21]. It can be configured as the serial clock SCK of the serial peripheral interface (SPI). It can be
configured to drive the internal bus clock ECLK. ECLK can be used as a timing reference. The ECLK
output has a programmable prescaler.
FP[21]. It can be configured as the serial clock SCK of the serial peripheral interface (SPI). It can be
configured to drive the internal bus clock ECLK. ECLK can be used as a timing reference. The ECLK
output has a programmable prescaler.
1.7.3.31
PH1 / MOSI / TXD1 / FP[20] — Port H I/O Pin 1
PH1 is a general-purpose input or output pin. It can be configured as frontplane segment driver output
FP[20]. It can be configured as the master output (during master mode) or slave input pin (during slave
mode) MOSI of the serial peripheral interface (SPI).It can be configured as the transmitpin TXD of serial
communication interface(SCI1).
FP[20]. It can be configured as the master output (during master mode) or slave input pin (during slave
mode) MOSI of the serial peripheral interface (SPI).It can be configured as the transmitpin TXD of serial
communication interface(SCI1).
1.7.3.32
PH0 / MISO / RXD1 / FP[19] — Port H I/O Pin 0
PH0 is a general-purpose input or output pin. It can be configured as frontplane segment driver output
FP[19]. It can be configured as the master input (during master mode) or slave output pin (during slave
mode) MISO for the serial peripheral interface (SPI).It can be configured as the receive pin RXD of serial
communication interface(SCI1).
FP[19]. It can be configured as the master input (during master mode) or slave output pin (during slave
mode) MISO for the serial peripheral interface (SPI).It can be configured as the receive pin RXD of serial
communication interface(SCI1).