Marantz SR6005/K1B, Service Manual

Page: 155 / 189

155
Pin# Signal Name Type Description – TCC8600
94
GPIO_D[17]
I/O GPIO_D[17] / I2C SCL
95
GPIO_D[18] / UART1TXD
I/O GPIO_D[18] / UART1 TX Data. Internal pull-up resistor enabled at reset.
96
GPIO_D[19] / UART1RXD
I/O GPIO_D[19] / UART1 RX Data. Internal pull-up resistor enabled at reset.
97
VSS
GND Digital Ground
98
GPIO_D[20] / UART1RTSn
I/O
GPIO_D[20] / UART1 RTS Output (active low). Internal pull-up resistor enabled at
reset.
99
GPIO_D[21]
I/O GPIO_D[21]. Internal pull-up resistor enabled at reset.
100
TDI / GPIO_J[1]
I/O JTAG serial data input. Internal pull-up resistor is enabled at reset
101
TMS / GPIO_J[2]
I/O JTAG test mode select. Internal pull-up resistor is enabled at reset
102
TCK / GPIO_J[3]
I/O JTAG test clock. Internal pull-up resistor is enabled at reset
103
TDO / GPIO_J[0]
I/O JTAG serial data output. Internal pull-up resistor is enabled at reset
104
nTRST / GPIO_J[4]
I/O JTAG reset signal. Active low.. Internal pull-up resistor is enabled at reset
105
GPIO_A[0] / SPDIFTX
I/O GPIO_A[0] / SPDIF TX Output / GPSB/GSIO1 Data Output
106
GPIO_A[1] / CBCLK
I/O CD Data Bit Clock Input / GPIO_A[1] / GPSB/GSIO1 Clock
107
GPIO_A[2] / CLRCK
I/O CD Data Word Clock Input / GPIO_A[2] / GPSB/GSIO1 FRM
108
GPIO_A[3] / CDAI
I/O CD Data Input / GPIO_A[3] / GPSB/GSIO1 Data In
109
GPIO_A[4]
I/O GPIO_A[4] / GPSB/GSIO1 Data Output
110
VDDI
PWR Digital Power for Internal Core (1.8V)
111
GPIO_A[5]
I/O GPIO_A[5] / GPSB/GSIO1 Clock
112
GPIO_A[6]
I/O GPIO_A[6] / GPSB/GSIO1 FRM
113
GPIO_A[7]
I/O GPIO_A[7] / GPSB/GSIO1 Data In
114
GPIO_A[8]
I/O GPIO_A[8] / I2C Data Line / GPSB/GSIO3 Data Output
115
GPIO_A[9]
I/O GPIO_A[9] / I2C Clock./ Bus Width (BW) / GPSB/GSIO3 Clock
116
GPIO_A[10]
I/O GPIO_A[10] / I2C Data Line / GPSB/GSIO3 FRM
117
GPIO_A[11]
I/O GPIO_A[11] / I2C Clock / GPSB/GSIO3 Data In
118
VSS
GND Digital Ground
119
VDDIO
PWR Digital Power for I/O (3.3V)
120
GPIO_A[12] / EXINT[0]
I/O GPIO_A[12] / External Interrupt Request [0]
121
GPIO_A[13] / EXINT[1]
I/O GPIO_A[13] / External Interrupt Request [1]
122
GPIO_A[14] / EXINT[2]
I/O GPIO_A[14] / External Interrupt Request [2]
123
GPIO_A[15] / EXINT[3]
I/O GPIO_A[15] / External Interrupt Request [3]
124
VDDI
PWR Digital Power for Internal Core (1.8V)
125
XD[0]
I/O External Bus Data Bit [0]. Internal pull-up resistor enabled at reset.
126
XD[1]
I/O External Bus Data Bit [1]. Internal pull-up resistor enabled at reset.
127
XD[2]
I/O External Bus Data Bit [2]. Internal pull-up resistor enabled at reset.
128
XD[3]
I/O External Bus Data Bit [3]. Internal pull-up resistor enabled at reset.