Datasheet

78K0/Ix2 CHAPTER 15 SERIAL INTERFACE IICA
R01UH0010EJ0500 Rev.5.00 525
Feb 28, 2012
(2) Slave device operation (slave address data reception)
(a) Start ~ Address ~ Data ~ Data ~ Stop
(i) When WTIM0 = 0
ST AD6 to AD0 R/W ACK D7 to D0 D7 to D0ACK ACK SP
3
4
2 1
1: IICAS0 = 0001×110B
2: IICAS0 = 0001×000B
3: IICAS0 = 0001×000B
4: IICAS0 = 00000001B
Remark : Always generated
: Generated only when SPIE0 = 1
×: Don’t care
(ii) When WTIM0 = 1
ST AD6 to AD0 R/W ACK D7 to D0 D7 to D0ACK ACK SP
3 4 2 1
1: IICAS0 = 0001×110B
2: IICAS0 = 0001×100B
3: IICAS0 = 0001××00B
4: IICAS0 = 00000001B
Remark
: Always generated
: Generated only when SPIE0 = 1
×: Don’t care