Author: eb
Date: 2008-01-10 15:08:36 -0700 (Thu, 10 Jan 2008)
New Revision: 7396
Modified:
usrp2/trunk/firmware/lib/memory_map.h
Log:
documentation
Modified: usrp2/trunk/firmware/lib/memory_map.h
===================================================================
--- usrp2/trunk/firmware/lib/memory_map.h 2008-01-10 21:07:49 UTC (rev
7395)
+++ usrp2/trunk/firmware/lib/memory_map.h 2008-01-10 22:08:36 UTC (rev
7396)
@@ -325,7 +325,8 @@
volatile int32_t freq;
volatile uint32_t scale_iq; // {scale_i,scale_q}
volatile uint32_t interp_rate;
- volatile uint32_t clear_state;
+ volatile uint32_t clear_state; // clears out state machine, fifos,
+ // NOT freq, scale, interp
} dsp_tx_regs_t;
#define dsp_tx_regs ((dsp_tx_regs_t *) DSP_TX_BASE)
@@ -340,7 +341,8 @@
volatile uint32_t decim_rate;
volatile uint32_t rx_time; // when to begin reception
volatile uint32_t rx_command; // {num_lines(23), lines_per_frame(9)
- volatile uint32_t clear_state;
+ volatile uint32_t clear_state; // clears out state machine, fifos,
+ // cmd queue, NOT freq, scale, decim
} dsp_rx_regs_t;
#define dsp_rx_regs ((dsp_rx_regs_t *) DSP_RX_BASE)
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