Oki MSM66591, User Manual

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6-3
MSM66591/ML66592 User's Manual
Chapter 6 Port Functions
6
Port 10
P10_0, P10_1 B 2 I/O Double buffer RTO output: RTO12, 13 (Output)
P10_4 B 1 I/O Flexible timer I/O: FTM16 (I/O)
P11_1 C 1 I/O
Data output for RAM monitor function: RMTX (Output)
P10_2, P10_3 B 2 I/O CAP event input: CPA14, CAP15 (Input)
P11_2 C 1 I/O
Clock input for RAM monitor function: RMCLK (Input)
yes
yes
no
yes
no
Clock input for writing to flash memory (tertiary function)
P10_5 C 1 I/O Shift clock for expansion port: SFTCLK (Output) no
P10_6 C 1 I/O Expansion port data I/O: SFTDAT (I/O) no
P10_7 C 1 I/O Latch strobe output for expansion port: SFTSTB (Output) no
Port 11
P11_0 C 1 I/O
Address input for RAM monitor function: RMRX (Input)
no
P11_4–P11_7 D 4 I/O None
Port 12
P12_0 A 1 I/O External program memory address: A16 (Output)
no
yes
P12_1
*1
E 1 I/O None yes
P11_3 C 1 I/O Address match detect output: RMACK (Output) no
Data I/O for writing to flash memory (tertiary function)
Port Name Name Type Qty I/O Secondary Function OE
Control
Table 6-1 Port Function List (continued)
*1 In the case of ML66592, P12_1 is of type A and, as its secondary function, functions to
output address A17 that is used to access external program memory.