Renesas H8S/2111B Manual de usuario Pagina 384

  • Descarga
  • Añadir a mis manuales
  • Imprimir
  • Pagina
    / 582
  • Tabla de contenidos
  • MARCADORES
  • Valorado. / 5. Basado en revisión del cliente
Vista de pagina 383
Rev. 1.00, 05/04, page 350 of 544
Figure 14.2 shows how the keyboard buffer controller is connected.
Vcc
KCLK in
KCLK out
KD in
KD out
Keyboard buffer controller
(This LSI)
System side
KCLK in
KCLK out
KD in
KD out
I/F
Keyboard side
Vcc
Clock
Data
Figure 14.2 Keyboard Buffer Controller Connection
14.2 Input/Output Pins
Table 14.1 lists the input/output pins used by the keyboard buffer controller.
Table 14.1 Pin Configuration
Channel Name Abbreviation* I/O Function
KBC clock I/O pin (KCLK0) PS2AC I/O KBC clock input/output 0
KBC data I/O pin (KD0) PS2AD I/O KBC data input/output
KBC clock I/O pin (KCLK1) PS2BC I/O KBC clock input/output 1
KBC data I/O pin (KD1) PS2BD I/O KBC data input/output
KBC clock I/O pin (KCLK2) PS2CC I/O KBC clock input/output 2
KBC data I/O pin (KD2) PS2CD I/O KBC data input/output
Note: * These are the external I/O pin names. In the text, clock I/O pins are referred to as KCLK
and data I/O pins as KD, omitting the channel designations.
Vista de pagina 383
1 2 ... 379 380 381 382 383 384 385 386 387 388 389 ... 581 582

Comentarios a estos manuales

Sin comentarios