Rockwell RFX144V24-S23, Руководство дизайнера

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RFX144V24-S23 and RFX96V24-S23 Modem Designer’s Guide
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Table 2-1. MDP Pin Signals - 100-Pin PQFP
Pin Signal Label I/O Type Interface Pin Signal Label I/O Type Interface
1 RS4 IA Host Parallel Interface 51 NC
2 RS3 IA Host Parallel Interface 52 ~CS IA Host Parallel Interface
3 RS2 IA Host Parallel Interface 53 ~READ IA Host Parallel Interface
4 RS1 IA Host Parallel Interface 54 GPI2 IA General Purpose Input
5 RS0 IA Host Parallel Interface 55 GPI3 IA General Purpose Input
6 VDD1 PWR VCC 56 GPI4 IA General Purpose Input
7 D7 IA/OB Host Parallel Interface 57 GPI5 IA General Purpose Input
8 D6 IA/OB Host Parallel Interface 58 VDD2 PWR VCC
9 D5 IA/OB Host Parallel Interface 59 GPI6 IA General Purpose Input
10 D4 IA/OB Host Parallel Interface 60 GPI7/RINGD IA General Purpose Input/Line Interface
11 D3 IA/OB Host Parallel Interface 61 GPO7 OB General Purpose Output
12 D2 IA/OB Host Parallel Interface 62 GPO6 OB General Purpose Output
13 D1 IA/OB Host Parallel Interface 63 GPO5 OB General Purpose Output
14 D0 IA/OB Host Parallel Interface 64 GPO4 OB General Purpose Output
15 ~WRITE IA Host Parallel Interface 65 GPO3 OB General Purpose Output
16 DGND1 GND DGND 66 DGND2 GND DGND
17 RXOUT MI MDP: SR3IN (79) 67 ~CTS OA DTE Serial Interface
18 RMODE MI MDP: TMODE (23) & SR1IO (88);
XIA: RMODE (7) 68 ~IRQ1 OC Host Parallel Interface
19 TSTROBE MI MDP: IA1CLK (86) 69 GPO2 OB General Purpose Output
20 TRESET MI MDP: SA1CLK (87) 70 GPO1 OB General Purpose Output
21 DGNDA1 GND AGND 71 GPO0 OB MDP: ~SLEEP (36)
22 NC 72 ~RESET OA Reset Circuit
23 TMODE MI MDP: RMODE (18) 73 XTLI I Crystal/Clock Circuit
24 TXDAT MI MDP: SR4OUT (90) 74 XTLO O Crystal/Clock Circuit
25 AVDD PWR
VCC through power decoupling filter
75 XCLK OD Diagnostic Circuit
26 ~TALK OD Line Interface 76 YCLK OD Diagnostic Circuit
27 AGND1 GND AGND 77 VDD3 PWR VCC
28 TXA1 O(DD) Analog Switch/Line Interface (TXA1) 78 ~IRQ2 OC Host Parallel Interface
29 TXA2 O(DD) Analog Switch/Line Interface (TXA2) 79 SR3IN MI MDP: RXOUT (17)
30 DGNDA2 GND AGND 80 DGND3 GND DGND
31 NC 81 DGND4 GND DGND
32 NC 82 SR4IN MI XIA: RXDAT (6)
33 NC 83 SR3OUT MI XIA: TXDAT (13)
34 NC 84 EYESYNC OA Eye Pattern Circuit
35 VAA1 PWR VCC through power decoupling filter 85 EYECLK OA Eye Pattern Circuit
36 ~SLEEP MI MDP: GPO0 (71); XIA: PD (21) 86 IA1CLK MI MDP: TSTROBE (19)
37 AGND2 GND AGND 87 SA1CLK MI MDP: TRESET (20)
38 RIN I(DA) Analog Switch/Line Interface (RIN) 88 SR1IO MI MDP: TMODE (23) & RMODE (18)
39 VC MI AGND through capacitors 89 EYEXY OA Eye Pattern Circuit
40 VREF MI VC through capacitors 90 SR4OUT MI MDP: TXDAT (24)
41 NC 91 NC
42 NC 92 ~RLSD OA DTE Serial Interface
43 DGNDA3 GND AGND 93 DCLK OA DTE Serial Interface
44 SPKR O(DF) Analog Switch/Speaker Circuit (SPKR) 94 ~EN85 IA Auxiliary Circuit
45 VAA2 PWR VCC through power decoupling filter 95 GPI0 IA General Purpose Input
46 ~OH OD Line Interface 96 ~RTS IA DTE Serial Interface
47 ~POR MI MDP: ~RESET (72); XIA: ~POR (3) 97 DGND5 GND DGND
48 CLKIN MI MDP: IACLK (50) 98 GPI1 IA General Purpose Input
49 NC 99 TXD IA DTE Serial Interface
50 IACLK MI MDP: CLKIN (48); XIA: CLKIN (4) 100 RXD OA DTE Serial Interface
Notes:
I/O types:
MI = Modem interconnect.
IA, IB, IC, ID = digital input (see Table 2-5).
OA, OB, OC, OD = digital output (see Table 2-5).
I(DA) = analog input (see Table 2-6).
O(DD), O(DF) = analog output (see Table 2-6).
NC = No external connection allowed.