Sharp UP-3300 Service Manual page 39

2) Block diagram
A23-A0
IPLONZ
VMEMZ
DROS1Z
RASPN1
RASPN1E
RASPN12Z
RASPN2
RASPN2E
WROZ
RESETZ
VRESC
POFFZ
VWAITZ
EXWAITZ
WAITZ
MCRINT
MCRINTZ
TPRDY
TPTRDYZ
TPRRDYZ
TPTXD
TPRXD
DECODE
D0-D7
BUFFER
ASZ
RDZ
WRZ
RDOZ
READ
WRITE
PHAI
CONTROL
RESZ
WAIT
CONTREOL
MCR I/F
RDD1
CLS1
USART
RCP1
X2
RDD2
CLS2
RCP2
TOUCH PANEL I/F
USART
TPCKI
M P C A 8
SSP COMPARISON
REGISTER
BAR
IR
CONTROL
SERIAL
CHANNEL
SELECT
(for CKDC)
INT
CONTROL
TEST
LOGIC
7 – 6
SSPRQZ
IRTX
IRRXZ
RCRXZ
UASCK
UARXZ
UATXZ
DAX1
DAX2
TXDI
SCKI
RXDI
HTS1
SCK1
STH2
HTS2
SCK2
STH2
INT4Z
INT1Z
INT2Z
INT3Z
EXINT0Z
EXINT1Z
EXINT2Z
EXINT3Z
IRQ02
TESTZ
TEST0
TEST1
TEST2
MD0
MD1