Sherwood RD-7502 Service Manual page 37

COMMAND_SEL
Pin
Type
Pin Name
#
S=In
1 LSDP_TXRX
M=Out
S=Out
3 SC_TX_OUT
M=Out
S=In
5 SC_RX_IN
M=In
S=In
7 COMMAND_SEL
M=In
S=Out
9 IRQ#
M=Out
S=In
11 RESET#
M=In
S=In
12 SLAVE_SEL
M=In
S=In
13 COMM_RX_DIG
M=In
Output
14 COMM_TX_DIG
Output
15 COMM_TX_EN
S=In
18
COMM_RX_P
M=In
S=In
19 COMM_RX_M
M=In
F2602E : IC101
LSDP_TXRX 1
VSS 2
SC_TX_OUT 3
VDD 4
SC_RX_IN 5
VSS 6
7
VDD 8
IRQ# 9
VSS 10
RESET# 11
SLAVE_SEL 12
Function
in Slave Mode
Low Speed Data Port Output
System Controller Bus (CBM)
Transmit Data Out
System Controller Bus (CBM)
Receive Data In
Command Mode Select In
(1=Command Mode, 0=Normal Mode)
Interrupt Request Out
(Active Low)
Asynchronous Reset In,
(Active Low)
M/S Mode Select In
(High = Slave Mode)
DT Comm Bus External
Transceiver Receive Data In
DT Comm Bus External
Transceiver Transmit Data Out
DT Comm Bus External
Receiver Direction Out
(1=Transmit, 0=Receive)
DT Comm Bus Internal
Receiver Differential Positive In
DT Comm Bus Internal
Receiver Differential Negative In
36
35
34
33
32
31
XMDTIC
30
29
28
27
26
25
Function
in Master Mode
Low Speed Data Port Input
System Controller Bus (CBM)
Transmit Data Out
System Controller Bus (CBM)
Receive Data In
Command Mode Select In
(1=Command Mode, 0=Normal Mode)
Interrupt Request Out
(Active Low)
Asynchronous Reset In,
(Active Low)
M/S Mode Select In
(Low = Master Mode)
DT Comm Bus External
Transceiver Receive Data In
DT Comm Bus External
Transceiver Transmit Data Out
DT Comm Bus External
Receiver Direction Out
(1=Transmit, 0=Receive)
DT Comm Bus Internal
Receiver Differential Positive In
DT Comm Bus Internal
Receiver Differential Negative In
36
HSDP_EN
VSS
HSDP_CLK
VDD
HSDP_DATA
VSS
TEST
VSS
OSC_IN
VDD
OSC_OUT
VSS
Notes
LVTTL S/T
4mA, SLC
LVTTL S/T
LVTTL S/T
4mA Open Drain
LVTTL S/T
LVTTL S/T
LVTTL S/T
LVTTL S/T
LVTTL S/T
LVDS in+
LVDS IN-