Denon AVR-890 - Stereo and Pure Direct Playback Modes; Stereo Playback Mode Details; Pure Direct Playback Mode Operation

45
AVR-2310CI/2310/890, AVC-2310
17P85/NMINMI I---------- 5V
18 P84/INT2 PROTECTION
I-
E
↓ &L
- - Eu Z - - I I Fall Edge & L PROTECTION Detect
19 P83/INT1 POWERKEY
I - Lv - - Eu Z - - I O/L POWER key operation det
20 P82/INT0 D.OSD CPU REQ I - - 5/3 - - Z - - O/L O/L Interface between Main CPU and
D.OSD CPU
21 P81 D.OSD CPU ACK O - - 5/3 - - Z - - O/L O/L Interface between Main CPU and
D.OSD CPU
22 P80/RXD5 D.OSD CPU RX I - - 5/3 - - Z - - O/L O/L Interface between Main CPU and
D.OSD CPU
23 P77/CLK5 D.OSD CPU CLK O - - 5/3 - - Z - - O/L O/L Interface between Main CPU and
D.OSD CPU
24 P76/TXD5 D.OSD CPU TX O - - 5/3 - - Z - - O/L O/L Interface between Main CPU and
D.OSD CPU
25 P75/(ISRXD1) HD_AUDIO_LED OI C - - - Eu Z - - O/L O/L H : ON HD_AUDIO indicator (blue led)
control
26 P74/(ISCLK1) VOLCLK O C - - - - Z - O/L O/L O/L Volume control
27 P73/(ISTXD1) VOLDATA O C - - - - Z - O/L O/L O/L Volume control
28 P72/CLK2 ISELB IO - - - - - Z - O/L O/L O/L SOURCE encoder operation
detect
29 P71/RXD2 SIRIUS RXD I - - - - - Z - O/L O/L O/L UART SIRIUS control
30 P70/TXD2 SIRIUS TXD O N - - - Eu Z O/L - O/L O/L UART SIRIUS control
31 P67/TXD1 MO232CI O C - - - - Z - - O/L O/L UART Interface between Main CPU and
external i/o port
32 P66/RXD1 MI232CO I - - - - Ed Z - - O/L O/L UART Interface between Main CPU and
external i/o port
33 P65/CLK1 GUI WRITE O C - - - - Z - - O/L O/L H : Write DIGITAL OSD Firmware update
control
34 P64/ VSELA IO - - - - - Z - O/L O/L O/L VOLUME encoder operation
detect
35 P63/TXD0 MOIPI O C - - - - Z - - O/L O/L UART iPod dock control
36 P62/RXD0 MIIPO I - - - - Ed Z - - O/L O/L UART iPod dock control
37 P61/(CLK0) VSELB I - - - - Eu Z - - O/L O/L VOLUME encoder operation
detect
38 P60 ISELA I - - - - Eu Z - - O/L O/L SOURCE encoder operation
detect
39 P57 REDLED O C - - - - Z - O/H O/H O/L H : ON Power indicator (green led) control
40 P56 FL_CE1 O C - - - Z - O/L O/L O/L FL display unit control
41 P55/EPM FRASH EMP/
FL_CLK
O C - - - - Z - O/L O/L O/L Firmware update /
FL display control
42 P54 M232CPOWER O C - - - Ed Z - - O/L O/L H : POWER ON 232C power control
43 P53 DYN_LED O C - - - - Z - O/L O/L O/L H : ON DYNAMIC EQ indicator control
44 P52 DYN_LED O C - - - - Z - O/L O/L O/L H : ON DYNAMIC EQ indicator control
45P51 NC OC----Z-O/LO/LO/L
46 P50/CE FRASH CE O C - - - - Z - - O/L O/L Firmware upddate control
47 P47 RDSDOUT I - - - - Eu Z - - O/L O/L TUNER control
48 P46 TURD-
SCLK(CKTU)
O C - - - - Z - O/L O/L O/L TUNER control
49 P45 TURDSDATA
(DATATU)
O C - - - - Z - O/L O/L O/L TUNER control
50 P44 RDSCE O C - - - - Z - O/L O/L O/L TUNER control
51 P43 RDSRST O C - - - - Z - O/L O/L O/L TUNER control
52 P42 THERMAL I - - - - Ed Z - - O/L O/L L:PROTECTION Thermal protection detect
53 P41 FRONT A RLY O C - - - - Z - O/L O/L O/L H:Front A Sp ON FRONT A speaker relay control
54 P40 FRONT B RLY O C - - - - Z - O/L O/L O/L H:Front B Sp ON FRONT B speaker relay control
55 P37 TUDOUT
(DATAOUT)
I - Lv - - Ed Z - - O/L O/L TUNER control
56 P36 TUSTB O C - - - - Z - O/L O/L O/L TUNER control
57 P35 STEREO I - Lv - - Eu Z - O/L O/L O/L STEREO broadcast detect
58 P34 TUNED I - Lv - - Eu Z - O/L O/L O/L TUNED det.
59 P33 IPDET I - Lv - - Eu Z - - O/L O/L H:DETECTIVE iPod dock connection det
60 P32 TRIGGER1 O - - - - - Z - - O/L O/L H : ON TRIGGER OUT control
61 P31 232C CONTROL O C - - - - Z - - O/L O/L 232C control
62VCC VCC ----------- POWER 5V
63 P30 SUB UPDATE O C - - - - Z O/L O/L O/L O/L Firmware update control
64VSS VSS ----------- GND
65 P27 PRE POWER O C - - - - Z - O/L O/L O/L H : ON Pre-power components powert
control
PIN
No.
PIN PIN NAME I/O Type DET
Lv
Cnv
Op
(in)
Op
(ex)
Res
PURE
D
CEC
STBY
STBY
STOP
P. O F F
STOP
Function