SI3232 SILABS [Silicon Laboratories], SI3232 Datasheet - Page 56

• Manufacturer Part Number: SI3232
• Description: DUAL PROGRAMMABLE CMOS SLIC WITH LINE MONITORING
• Manufacturer: SILABS [Silicon Laboratories]

Si3232
Figures 33–36 illustrate the various cycles for accessing RAM address locations. RAM addresses are 16-bit
entities; therefore the accesses always require four bytes.
56
CS
SCLK
SDI
SDO
CS
SCLK
SDI
SDO
CS
SCLK
SDI
SDO
CS
SCLK
SDI
SDO
CONTROL
CONTROL
CONTROL
Figure 33. RAM Write Operation via an 8-Bit SPI Port
Figure 34. RAM Read Operation via an 8-Bit SPI Port
Figure 35. RAM Write Operation via a 16-Bit SPI Port
Figure 36. RAM Read Operation via a 16-Bit SPI Port
ADDRESS
ADDRESS
ADDRESS
Preliminary Rev. 0.96
Data [15:8]
x x x x x x x x
x x x x x x x x x x x x x x x x
DATA [15:8]
DATA [15:8]
Data [15:8]
Data [7:0]
Data [7:0]
x x x x x x x x
DATA [7:0]
DATA [7:0]
Hi - Z
Hi-Z