Denon PMA-50, Service Manual

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Port Assignment
Pin I/O Port Name PD/PU I/O STBY CONTENTS
1 PE2 DIR_RST - O O/L DIR RESET
2 PE3 DIR_CL - O O/L DIR CLOCK
3 PE4 DIR_DO - I O/L DIR DATA IN
4 PE5 DIR_DI - O O/L DIR DATA OUT
5 PE6 RMC - I I/H REMOCON IN
6 VBAT - - I/H BATTERY BACKUP ( NOT USED )
7 PC13-TAMPER-RTC - O O/L -
8 PC14-OSC32_IN - O O/L -
9 PC15-OSC32_OUT - O O/L -
10 PF0 CSR_BRIDGE - I I/L CSRA6001 THERMAL INT
11 PF1 CSR_RESET - O O/L CSRA6001 RESET
12 PF2 CSR_SPI_DO - O O/L CSRA6001 DATA OUT
13 PF3 CSR_SPI_DI - I O/L CSRA6001 DATA IN
14 PF4 CSR_SPI_CK - O O/L CSRA6001 CLOCK
15 PF5 CSR_SPI_CS - O O/L CSRA6001 CS
16 VSS_5 GND - - I/L -
17 VDD_5 VDD - - I/H -
18 PF6 BT_KEY - I I/H BLUTOOTH INPUT KEY
19 PF7 INPUT_KEY - I I/H INPUT SELECT KEY
20 PF8 SET OPTION - I I/H OPTION (A/D)
21 PF9 - O O/L -
22 PF10 PRT_LED - O O/L PROTECT LED ON/OFF
23 OSC_IN XTAL_IN - - O/L MICOM CLOCK PORT
24 OSC_OUT XTAL_OUT - - O/L MICOM CLOCK PORT
25 NRST MCURST - - I/H RESET
26 PC0 - O O/L -
27 PC1 - O O/L -
28 PC2 250_SDA - I/O O/L Accelerator SDA
29 PC3 250_SCL - O O/L Accelerator SCL
30 VSSA GND - - I/L
31 VREF- - - A/D REFERENCE MINUS
32 VRER+ VDD - - A/D REFERENCE PLUS
33 VDDA VDDA - - I/H -
34 PA0-WKUP - O O/L AMUTE
35 PA1 - O O/L -
36 PA2 - O O/L -
37 PA3 - O O/L -
38 VSS4 GND - - I/L -
39 VDD4 VDD - - I/H -
40 PA4 ADI_SPI_CS - O O/L ADSP21477 SPI CS
41 PA5 ADI_SPI_CLK - O O/L ADSP21477 SPI CLK
42 PA6 ADI_SPI_MISO - I O/L ASDP21477 SPI MISO
43 PA7 ADI_SPI_MOSI - O O/L ADSP21477 SPI MOSI
44 PC4 ADI_SPI_RST - O O/L ADSP21477 RESET
45 PC5 ADI_MUTE_ON/OFF - O I O/L ADSP21477 MUTE(FLAG1)
46 PB0 ADI_FLAG0 - I I/L ADSP21477 FLAG0
47 PB1 ADSP/USBB_SEL - O O/L "DSD/PCM selection of FPGA(CP4CE15F17C8N)
* H : PCM / L : DSD"
48 PB2/BOOT1 BOOT1 - O O/L -
49 PF11 VOL_UP - I I/L Encoder Volume
50 PF12 VOL_DN - I I/L Encoder Volume
51 VSS6 GND - - I/L -
52 VDD6 VDD - - I/H -
53 PF13 SW_MUTE - O O/L Subwoofer Mute
54 PF14 HP_MUTE - O O/L Headphone Mute
55 PF15 HP_DET - I I/L HEADPHONE DETECT
56 PG0 - O O/L -
57 PG1 - O O/L -
58 PE7 SPK_ON - O O/L SPEAKER RELAY CONTROL
59 PE8 CTR_1V2_ADSP - O O/L ADI_POWER_1V2
60 PE9 CTR_3V3_ADSP - O O/L ADI_POWER_3V3
61 VSS7 GND - - I/L -
62 VDD7 VDD - - I/H -
63 PE10 P-CTRL1 - O O/L SMPS AMP POWER 28V
64 PE11 P-CTRL2 - O O/L SMPS POWER CONTROL 9V
65 PE12 CTR_POWER - O O/L MAIN POWER CONTROL
66 PE13 BT_POWER_1V8 - O O/L BT POWER 1V2 Control
67
PE14
BT_POWER_3V3 - O O/L BT Power 3V3 Control
68 PE15
BT_RESET - O O/L BT Reset
69 PB10 BT_TX - O O/L BT TX
70 PB11 BT_RX - I I/L BT RX
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