gc80c521a CORERIVER Semiconductor, gc80c521a Datasheet - Page 70

• Manufacturer Part Number: gc80c521a
• Description: Flash / Isp / Iap 8-bit Turbo Microcontrollers
• Manufacturer: CORERIVER Semiconductor

F
F
PERI
PERI
SPI
Interrupt
6.13. SPI : Block Diagram
: Peripheral Clock
ESPI
SPICK[2:0]
SPIF
Selection
Clock
Logic
MSSEL
CKPOL
CKPHA
SPI Register
Control
Logic
SPI
Internal BUS
Write SPIDR
Load SPIDR
Fspi
(SPI Write Data Buffer)
SPI Read Data Buffer
8bit Shift Register
BORD
Internal BUS
MiDAS1.0B Family
Read SPIDR
MSSEL
1
0
SPIOEN
MSSEL
SCK
MISO
MOSI
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