ISD5216 Datasheet, PDF (43/75 Pages) Winbond – 8 to 16 minutes voice record/playback device with integrated codec

ISD5216
A graphical representation of this operation is found below. See the caption box above for more
explanation.
S SLAVE ADDRESS R A DATA A DATA A DATA N P
Status Word High Addr. Byte Low Addr. Byte
7.10.4. Load Command Byte Register (Single Byte Load):
A single byte may be written to the Command Byte Register in order to power up the device, start or
stop Analog Record (if no address information is needed), or perform a Message Cueing function. The
Command Byte Register is loaded as follows:
1. Host executes I²C START.
S SLAVE ADDRESS
2. Send Slave Address with R/W bit = “0” (Write) [80h].
3. Host sends a command byte to Slave.
4. Host executes I²C STOP.
W A DATA A P
Command Byte
7.10.5. Load Command Byte Register (Address Load):
For the normal addressed mode the Registers are loaded as follows:
1. Host executes I²C START.
2. Send Slave Address with R/W bit = “0” (Write).
3. Host sends a byte to Slave - (Command Byte).
4. Host sends a byte to Slave - (High Address Byte).
5. Host sends a byte to Slave - (Low Address Byte).
6. Host executes I²C STOP.
S SLAVE ADDRESS W A DATA A DATA A DATA A P
Command
High Addr. Byte Low Addr. Byte
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Publication Release Date: Jan. 31, 2006
Revision B.4