UPD78F1502AGK-GAK-AX Datasheet, PDF (645/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 15 SERIAL INTERFACE IICA
(2) Slave device operation (slave address data reception)
(a) Start ~ Address ~ Data ~ Data ~ Stop
(i) When WTIM = 0
ST AD6 to AD0 R/W ACK
D7 to D0
1
ACK
2
D7 to D0
ACK SP
3
4
1: IICS = 0001×110B
2: IICS = 0001×000B
3: IICS = 0001×000B
4: IICS = 00000001B
Remark : Always generated
: Generated only when SPIE = 1
×: Don’t care
(ii) When WTIM = 1
ST AD6 to AD0 R/W ACK
D7 to D0
1
ACK
D7 to D0
2
ACK SP
34
1: IICS = 0001×110B
2: IICS = 0001×100B
3: IICS = 0001××00B
4: IICS = 00000001B
Remark : Always generated
: Generated only when SPIE = 1
×: Don’t care
R01UH0004EJ0501 Rev.5.01
629
Jun 20, 2011