AT86RF231
Notes:
1. FORCE_PLL_ON is not valid for states SLEEP, P_ON, RESET, TRX_OFF, and all *_NOCLK
states, as well as STATE_TRANSITION_IN_PROGRESS towards these states.
2. Using FORCE_PLL_ON to interrupt an TX_ARET transaction, it is recommended to check
register bits [7:5] of register address 0x32 for value 0. If this value is different, TRX_CMD
sequence FORCE_TRX_OFF shall be used immediately followed by TRX_CMD sequence
PLL_ON. This performs a state transition to PLL_ON.
Register 0x04 (TRX_CTRL_1):
The TRX_CTRL_1 register is a multi purpose register to control various operating modes and
settings of the radio transceiver.
Bit
7
6
5
4
3
2
1
0
+0x04
PA_EXT_EN
IRQ_2_EXT_EN
TX_AUTO_CRC_ON
RX_BL_CTRL
SPI_CMD_MODE
IRQ_MASK_MODE
IRQ_POLARITY
TRX_CTRL_1
Read/Write
Reset Value
R/W
0
R/W
0
R/W
1
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
? Bit 7 - PA_EXT_EN
Refer to Section 11.5 “RX/TX Indicator” on page 147 .
? Bit 6 - IRQ_2_EXT_EN
Refer to Section 11.6 “RX Frame Time Stamping” on page 150 .
? Bit 5 - TX_AUTO_CRC_ON
If set, register bit TX_AUTO_CRC_ON enables the automatic FCS generation. For further
details refer to Section 8.2 “Frame Check Sequence (FCS)” on page 85 .
? Bit 4 - RX_BL_CTRL
Refer to Section 11.7 “Frame Buffer Empty Indicator” on page 152 .
? Bit [3:2] - SPI_CMD_MODE
Refer to Section 6.3 “Radio Transceiver Status information” on page 24 .
? Bit 1 - IRQ_MASK_MODE
Refer to Section 6.6 “Interrupt Logic” on page 29 .
? Bit 0 - IRQ_POLARITY
Refer to Section 6.6 “Interrupt Logic” on page 29 .
Register 0x17 (XAH_CTRL_1):
The XAH_CTRL_1 register is a control register for Extended Operating Mode.
Bit
7
6
5
4
3
2
1
0
+0x17
Reserved
AACK_FLTR_RES_FT
AACK_UPLD_RES_FT
Reserved
AACK_ACK_TIME
AACK_PROM_MODE
Reserved
XAH_CTRL_1
Read/Write
Reset Value
R/W
0
R
0
R/W
0
R/W
0
R
0
R/W
0
R/W
0
R
0
? Bit [7:6] - Reserved
71
8111C–MCU Wireless–09/09
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