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PCA9665D 数据表(PDF) 19 Page - NXP Semiconductors |
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PCA9665D 数据表(HTML) 19 Page - NXP Semiconductors |
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19 / 91 page ![]() PCA9665_2 © NXP B.V. 2006. All rights reserved. Product data sheet Rev. 02 — 7 December 2006 19 of 91 NXP Semiconductors PCA9665 Fm+ parallel bus to I2C-bus controller (1) See Table 27 (2) Defined state when a single byte is sent and an ACK is received. (3) Defined state when a single byte is sent and a NACK is received. (4) Master Receiver Byte mode is entered when MODE = 0. Master Receiver Buffered mode is entered when MODE = 1. Fig 7. Format and states in the Master Transmitter Byte mode (MODE = 0) 08h S SLA W A DATA A P 18h 28h F8h MT 10h S SLA W R to Master Receiver mode entry = MR(4) A P 30h F8h A P 20h F8h 002aab024 A or A 38h other MST continues A or A 38h other MST continues A B0h other MST continues 68h to corresponding states in Slave Transmitter mode to corresponding states in Slave Receiver mode successful transmission to a Slave Receiver next transfer started with a repeated START condition Not Acknowledge received after the slave address Not Acknowledge received after a data byte arbitration lost in slave address or data byte arbitration lost and addressed as slave n This number (contained in I2CSTA) corresponds to a defined state of the I2C-bus.(1) DATA A any number of data bytes and their associated Acknowledge bits from master to slave from slave to master D8h to corresponding states in Slave Receiver mode (General Call) (2) (3) |
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