ATA5811_06 ATMEL [ATMEL Corporation], ATA5811_06 Datasheet - Page 60

• Manufacturer Part Number: ATA5811_06
• Description: UHF ASK/FSK TRANSCEIVER
• Manufacturer: ATMEL [ATMEL Corporation]

Figure 11-11. TX Operation (T_MODE = 0)
60
Write Control Register 1
OPM1, OPM0:
ATA5811/ATA5812
N
Command: Delete_IRQ
Pin IRQ = 1 ?
Y
Set IDLE
Write Control Register 6
Baud1, BAUD0:
Lim_max0 to Lim_max5:
Write Control Register 5
Lim_min0 to Lim_min5:
Bit_ck0, Bit_ck1:
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:
Write TX/RX Data Buffer (max. 16 - number of bytes still
Write TX/RX Data Buffer (max. 16 byte)
N
N
in the TX/RX Data Buffer)
TX more Data
Pin IRQ = 1 ?
Bytes ?
Select an event which activates
an interrupt
Don't care
Select operation frequency
Set OPM1 = 0 and OPM0 = 1
Set T_mode = 0
Y
Y
Select baud rate range
Don't care
Select the baud rate
Don't care
Select the baud rate
Select modulation
Don't care
Don't care
Adjust f
Set VSOUT_EN = 1
Don't care
Adjust f
Enable or disable the
Manchester modulator
RF
RF
Mode (TX)
T
Idle Mode
Idle Mode
TX Mode
Start-up
Startup
= 331.5
4689F–RKE–08/06
T
DCLK