LC875CC8A Datasheet, PDF (24/29 Pages) Sanyo Semicon Device – ROM 128K/112K byte, RAM 4096 byte on-chip 8-bit 1-chip Microcontroller

LC875CC8A/B2A
UART(Full Duplex) Operating Conditions
at Ta = -30°C to +70°C, VSS1 = VSS2 = VSS3 = VSS4 = 0V
Parameter
Symbol
Pins/Remarks
Conditions
Clock rate
UBR, UBR2 UTX1(P32),
RTX1(P33),
UTX2(P33),
RTX2(P34)
Data length: 7,8,and 9 bits (LSB first)
Stop bits: 1 bit (2-bit in continuous data transmission)
Parity bits: Non
VDD[V]
min
Specification
typ
max
unit
2.2 to 5.5
16/3
8192/3 tCYC
Example of Continuous 8-bit Data Transmission Mode Processing (First Transmit Data = 55H)
Start of
transmission
Start bit
Transmit data (LSB first)
Stop bit
End of
transmission
UBR,
UBR2
Example of Continuous 8-bit Data Reception Mode Processing (First Receive Data = 55H)
Start bit
Start of
reception
Received data (LSB first)
Stop bit
End of
reception
UBR,
UBR2
No.A0744-24/29