UPD77210 View Datasheet(PDF) - NEC => Renesas Technology
Part Name
Description
Manufacturer
UPD77210 Datasheet PDF : 74 Pages
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µPD77210, 77213
•SD card interface (µPD77213 only)
Pin Name
Pin No.
I/O
144-pin LQFP 161-pin FBGA
Function
Alternate
Pin
SDCLK
112
M12
Output
SD card clock output
• Leave this pin open.
MA19
SDCR
111
M13
SDDAT0 104
L10
I/O SD cord command/response
(3S) Input: Response
Output: Command
• Leave pull-up.
I/O SD card data input/output
(3S) Input: Read data
Output: Write data
• Leave pull-up.
MA18
MA14
SDMON
103
P11
Output SD card interface access monitor
MA13
This pin outputs a high level when the SD card
interface is being accessed.
1: SD card interface being accessed
0: SD card interface not being accessed
Reserved 105 to 107
M11, N11, N12
−
Reserved for future function expansion.
MA15 to
This pin becomes high impedance when the SD card MA17
interface is being used.
Remark Those pins marked “3S” in the above table enter the high-impedance state when the SD card interface is
not being accessed.
• Others
Pin Name
Pin No.
I/O
144-pin LQFP 161-pin FBGA
Function
Alternate
Pin
I.C.
6, 7
B11, C10
−
Internally connected.
−
Leave these pins open.
NC
−
A1,A2,A13,
−
No connection.
−
A14,B1,B2,
Leave these pins open.
B13,B14,E5,
N1,N2,N13,
N14,P1,P2,
P13,P14
Caution If any signal is input to these pins or if these pins are read, the correct operation of the µPD77210
Family is not guaranteed.
20
Data Sheet U15203EJ3V0DS
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