MC68HC908GR8A_07 Datasheet, PDF (22/260 Pages) Freescale Semiconductor, Inc – Microcontrollers

General Description
1.4 Pin Assignments
Figure 1-2 illustrations the pin assignments for the 32-pin LQFP. Figure 1-3 illustrate the pin assignments
for the 28-pin DIP and 28-pin SOIC.
RST 1
PTE0/TxD 2
PTE1/RxD 3
IRQ 4
PTD0/SS 5
PTD1/MISO 6
PTD2/MOSI 7
PTD3/SPSCK 8
24 ^PTA2/KBD2
23 PTA1/KBD1
22 PTA0/KBD0
21
V_SSAD/V_REFL
20
V_DDAD/V_REFH
19 PTB5/AD5
18 PTB4/AD4
17 PTB3/AD3
Figure 1-2. 32-Pin LQFP Pin Assignments
CGMXFC 1
OSC2 2
OSC1 3
RST 4
PTE0/TxD 5
PTE1/RxD 6
IRQ 7
PTD0/SS 8
PTD1/MISO 9
PTD2/MOSI 10
PTD3/SPSCK 11
V_SS 12
V_DD 13
PTD4/T1CH0 14
28 V_SSA
27 V_DDA
26 PTA3/KBD3
25 PTA2/KBD2
24 PTA1/KBD1
23 PTA0/KBD0
22 V_SSAD/V_REFL
21 V_DDAD/V_REFH
20 PTB3/AD3
19 PTB2/AD2
18 PTB1/AD1
17 PTB0/AD0
16 PTD6/T2CH0
15 PTD5/T1CH1
NOTE: Ports PTB4, PTB5, PTC0, and PTC1 are available only with the LQFP.
Figure 1-3. 28-Pin DIP and SOIC Pin Assignments
MC68HC908GR8A • MC68HC908GR4A Data Sheet, Rev. 5
22
Freescale Semiconductor