MC68HC912BL16 Datasheet, PDF (9/128 Pages) Freescale Semiconductor, Inc – 16-Bit Microcontroller

Freescale Semiconductor, Inc.
3 Pinout and Signal Descriptions
3.1 MC68HC912BL16 Pin Assignments
The MC68HC912BL16 is available in a 64-pin quad flat pack (QFP). Most pins perform two or more
functions, as described in the 3.3 Signal Descriptions. Figure 3 shows pin assignments. Shaded pins
are power and ground.
IOC0 / PT0 ₁
IOC1 / PT1
2
IOC2 / PT2
3
IOC3 / PT3
4
IOC4 / PT4
5
IOC5 / PT5
6
PAI / IOC7 / PT7
7
SMODN / TAGHI/ BKGD
8
ADDR0 / DATA0 / PB0
9
ADDR1 / DATA1 / PB1
10
ADDR2 / DATA2 / PB2
11
ADDR3 / DATA3 / PB3
12
ADDR4 / DATA4 / PB4
13
ADDR5 / DATA5 / PB5
14
ADDR6 / DATA6 / PB6
15
ADDR7/DATA7/PB7 ₁₆
MC68HC912BL16
64-pin QFP
48 ^PAD6/AN6
47
PAD5 / AN5
46
PAD4 / AN4
45
PAD3 / AN3
44
PAD2 / AN2
43
PAD1 / AN1
42
PAD0 / AN0
41
V_RL
40
V_RH
39
V_SS
38
V_DD
37
PA7 / DATA15 / ADDR15
36
PA6 / DATA14 / ADDR14
35
PA5 / DATA13 / ADDR13
34
PA4 / DATA12 / ADDR12
33 ^{PA3 / DATA11 / ADDR11}
* In narrow mode, high and low data bytes are multiplexed in alternate bus cycles on port A.
Figure 3 Pin Assignments for MC68HC912BL16
HC12 64QFP
MC68HC912BL16TS/D
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