ZiLOG Z8

Z8 Microcontrollers
Serial I/O ZiLOG
9-12 UM001601-0803
9.10 RECEIVE CHARACTER AVAILABLE AND OVERRUN (Continued)
Figure 9-15. SPI Logic
SPI Compare Register (SCOMP)
SS
D0
DI
SK
Port
TCLK
SMR
Bit Control
SPI Control
SPI Receive Buffer (RxBUF)
SPI Shift Register
/Interrupt
Control
IRQ
3
SCLK + n
SPI
Clock
Control