SN8P1700
8-bit micro-controller build-in 12-bit ADC
FALLING EDGE RECEIVER MODE
ꢃExample: Slave Rx falling edge
MOV
B0MOV
B0BSET
A,# 10000100B
SIOM,A
FSTART
; Setup SIOM and enable SIO function. Falling edge.
; Start receiving SIO data.
CHK_END:
B0BTS0
JMP
B0MOV
MOV
FSTART
CHK_END
A,SIOB
; Wait the end of SIO operation.
; Save SIOB data into RXDATA buffer.
RXDATA,A
RX data
SCK1
SI
DI0
DI1
DI2
DI3
DI4
DI5
DI6
DI7
LSB
MSB
SO
Normal I/O Application
RX data
SCK2
SI
DI0
DI1
DI2
DI3
DI4
DI5
DI6
DI7
LSB
MSB
SO
Normal I/O Application
Figure 10-12. The Falling Edge Timing Diagram of Slave Receiving Operation
SONiX TECHNOLOGY CO., LTD
Page 112
Revision 1.94