ata5428 ATMEL Corporation, ata5428 Datasheet - Page 64

• Manufacturer Part Number: ata5428
• Description: Uhf Ask/fsk Transceiver
• Manufacturer: ATMEL Corporation

64
ATA5423/ATA5425/ATA5428/ATA5429
Figure 9-12. TX Transparent Mode (T_MODE = 1)
Write Control Register 1
OPM1, OPM0:
Write Control Register 4
XLim:
ASK/_NFSK:
Sleep0 to Sleep4:
XSleep:
Write Control Register 3
FR7, FR8:
VSOUT_EN:
CLK_ON:
Write Control Register 2
FR0 to FR6:
P_mode:
Write Control Register 1
IR1, IR0:
AVCC_EN:
FS:
OPM1, OPM0:
T_mode:
Apply TX Data on Pin SDI_TMDI
Set IDLE (OPM1 = 0, OPM0 = 1
Don't care
Don't care
Select operation frequency
Set OPM1 = 0 and OPM0 = 1
Set T_mode = 1
Don't care
Select modulation
Don't care
Don't care
Adjust f
Set VSOUT_EN = 1
Don't care
Adjust f
Don't care
RF
RF
Mode (TX)
T
Idle Mode
Idle Mode
TX Mode
Start-up
Startup
= 331.5
T
DCLK
4841D–WIRE–10/07