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SPL505YC256BT Datasheet(PDF) 5 Page - Silicon Laboratories |
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SPL505YC256BT Datasheet(HTML) 5 Page - Silicon Laboratories |
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5 / 27 page  SPL505YC25 ......................Document #: 001-03543 Rev *E Page 5 of 27 Control Registers Table 3. Block Read and Block Write Protocol Block Write Protocol Block Read Protocol Bit Description Bit Description 1Start 1 Start 8:2 Slave address–7 bits 8:2 Slave address–7 bits 9 Write 9 Write 10 Acknowledge from slave 10 Acknowledge from slave 18:11 Command Code–8 bits 18:11 Command Code–8 bits 19 Acknowledge from slave 19 Acknowledge from slave 27:20 Byte Count–8 bits (Skip this step if I2C_EN bit set) 20 Repeat start 28 Acknowledge from slave 27:21 Slave address–7 bits 36:29 Data byte 1–8 bits 28 Read = 1 37 Acknowledge from slave 29 Acknowledge from slave 45:38 Data byte 2–8 bits 37:30 Byte Count from slave–8 bits 46 Acknowledge from slave 38 Acknowledge .... Data Byte/Slave Acknowledges 46:39 Data byte 1 from slave–8 bits .... Data Byte N–8 bits 47 Acknowledge .... Acknowledge from slave 55:48 Data byte 2 from slave–8 bits .... Stop 56 Acknowledge .... Data bytes from slave/Acknowledge .... Data Byte N from slave–8 bits .... NOT Acknowledge .... Stop Table 4. Byte Read and Byte Write Protocol Byte Write Protocol Byte Read Protocol Bit Description Bit Description 1Start 1Start 8:2 Slave address–7 bits 8:2 Slave address–7 bits 9Write 9Write 10 Acknowledge from slave 10 Acknowledge from slave 18:11 Command Code–8 bits 18:11 Command Code–8 bits 19 Acknowledge from slave 19 Acknowledge from slave 27:20 Data byte–8 bits 20 Repeated start 28 Acknowledge from slave 27:21 Slave address–7 bits 29 Stop 28 Read 29 Acknowledge from slave 37:30 Data from slave–8 bits 38 NOT Acknowledge 39 Stop Byte 0: Control Register 0 Bit @Pup Name Description |
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