Z8F1680SH020SG Datasheet, PDF (223/412 Pages) Zilog, Inc. – High-Performance 8-Bit Microcontrollers

Z8 Encore! XP^® F1680 Series
Product Specification
198
Peripheral Bus
ESPI Control
Register
ESPI Mode
Register
ESPI Status
Register
ESPI State
Register
ESPI BRH
Register
ESPI BRL
Register
Interrupt
ESPI State
Machine
Baud
Rate
Generator
count = 1
Interrupt
Data Register
Shift Register
01234567
SS out SS in
MISO MOSI
in
in
Pin Direction
Control
SCK
Logic
data_out
MISO MOSI
out out
SCK SCK
in out
GPIO Logic and Port Pins
SS
MISO
MOSI
SCK
Figure 33. ESPI Block Diagram
PS025015-1212
PRELIMINARY
Enhanced Serial Peripheral Interface