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Renesas RL78/G13

Renesas RL78/G13
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RL78/G13 CHAPTER 13 SERIAL INTERFACE IICA
R01UH0146EJ0100 Rev.1.00 756
Sep 22, 2011
(3) Slave device operation (when receiving extension code)
The device is always participating in communication when it receives an extension code.
(a) Start ~ Code ~ 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: IICS0 = 0010×010B
2: IICS0 = 0010×000B
3: IICS0 = 0010×000B
4: IICS0 = 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 5 2 1
1: IICS0 = 0010×010B
2: IICS0 = 0010×110B
3: IICS0 = 0010×100B
4: IICS0 = 0010××00B
5: IICS0 = 00000001B
Remark
: Always generated
: Generated only when SPIE0 = 1
×: Don’t care

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