Rainbow Electronics AT86RF231 - Manual (Page 88)

88
8111A–AVR–05/08
AT86RF231
• Bit 7 - RX_CRC_VALID
Reading this register bit indicates whether the last received frame has a valid FCS or not. The
register bit is updated when issuing interrupt IRQ_3 (TRX_END) and remains valid until the next
TRX_END interrupt is issued, caused by a new frame reception.
• Bit [6:5] - RND_VALUE
Refer to register description in Section 11.2.2 “Register Description” on page 136 .
• Bit [4:0] - RSSI
Refer to register description in Section 8.3.4 “Register Description” on page 90 .
Table 8-6. RX Frame FCS Check
Register Bit Value State Description
RX_CRC_VALID 0 FCS is not valid
1 FCS is valid