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ML7396AB датащи(PDF) 52 Page - LAPIS Semiconductor Co., Ltd. |
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ML7396AB датащи(HTML) 52 Page - LAPIS Semiconductor Co., Ltd. |
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52 / 140 page ![]() FEDL7396A/B/E-07 ML7396A/B/E 52/140 [ED value 1time IDLE detection case] [Condition] CCA normal mode ADC_CK_SEL ([ADC_CLK_SET: B0 0x08(4)])=0b1 (2MHz) ED_AVG[2:0] ([ED_CTRL: B0 0x41(2-0)])=0b000 (ED value 1 time average) IDLE_WAIT[9:0] ([IDLE_WAIT_L/H:B0 0x1718(1-0)])=0b00_0000_1110 (IDLE detection period 224μs) 0b10 (on-going) ED1 ED13 ED2 ED14 CCA_EN ED value average period (16μs) [CCA_CTRL: B0 0x15 (4)] ED (0) 0b00 (IDLE) INVALID Do not average CCA execution period (Max.32μs+16μs+224μs=272μs) 0x001 0x000 0x002 IDLE detection period (224μs) < CCA_TH_LV ED (1) ED (2) ED3 0x00C 0x00D 0x00E ED (12) ED (13) ED (14) If IDLE_WAIT=0x000, IDLE is detection here. ED0 Filter stabilization 16 to 32 μs AD conversion (16μs) ED value (Internal signal) ●●● ED_Value[7:0] ●●● [ED_RSLT: B0 0x16] IDLE_WAIT[9:0] ●●● [IDLE_WAIT_L/H;B0 0x17/18] CCA_RSLT[1:0] [CCA_CNTRL: B0 0x15(1-0)] CCA_DONE [CCA_CNTRL:B0 0x15(2)] (average ED value < CCA_TH_LV) continue for AD conversion period 14 times (224 μs) , then IDLE is determined. |
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