STA8088EXG
Pin description
2.6
FSMC external memory interface pins
Table 6.
FSMC memory interface pins
Symbol
I/O Voltage
I/O
Functions
TFBGA169
C13, E10, B10,
E11, A12, A11,
G10, F10, A10,
D11, C10, G9, C9,
H10, B9, A9
FSMC_Data[15:0]
VDD_IOR3
I/O FSMC EMI data bus
F7, C7, D7, F6,
E6, F5, B7, E7,
F8, A7, B8, D8,
F9, E9, C8, H9,
A8, E8, A6, B6,
C6, D6, A5, B5
FSMC_Add[23:0](1)(2)
VDD_IOR3
O
FSMC EMI address bus
FSMC _OutEN
FSMC _WEN
FSMC _WTn
FSMC _BLn[0,1]
FSMC _CLK
VDD_IOR3
VDD_IOR3
VDD_IOR3
VDD_IOR3
VDD_IOR3
VDD_IOR3
O
O
I
FSMC EMI output enable
FSMC EMI write enable
FSMC EMI wait (SNOR, CRAM)
FSMC EMI byte lane
E5
D5
C5
O
O
O
B13, B12
D9
FSMC EMI clk
FSMC _ADV
FSMC EMI address valid
D10
FSMC EMI chip select for external memory
bank 0
FSMC _CS0
FSMC _CS1
FSMC _CS2
VDD_IOR3
VDD_IOR3
VDD_IOR3
VDD_IOR3
O
O
O
O
D13
D12
C11
C12
FSMC EMI chip select for external memory
bank 1
FSMC EMI chip select for external memory
bank 2
FSMC _CS3/
iopwrsel_r3
FSMC EMI chip select for external memory
bank 3 / I/O ring 3 power selection
1. FSMC_Add[23:0] are multiplexed with P1[31:8] - see Table 9
2. In case of NAND memory usage the
FSMC_Add16 is used as CLE
FSMC_Add17 is used as ALE
2.7
SQI pins
Table 7.
SQI pins
Symbol
I/O Voltage
I/O
Functions
TFBGA169
SQI_SIO3
SQI_SIO2
VDD_IOR4
VDD_IOR4
VDD_IOR4
VDD_IOR4
I/O SQI Flash data I/O 3
I/O SQI Flash data I/O 2
N10
L10
SQI_SIO1/SO
SQI_SIO0/SI
I/O SQI Flash data I/O 1 / ser. O
I/O SQI Flash data I/O 0 / ser. I
M10
N11
Doc ID 022725 Rev. 2
11/24
STMICROELECTRONICS [ ST ]
