dsp56854 Freescale Semiconductor, Inc, dsp56854 Datasheet - Page 14

• Manufacturer Part Number: dsp56854
• Description: 16-bit Digital Signal Controllers
• Manufacturer: Freescale Semiconductor, Inc

14
Pin No.
Table 3-1. 56854 Signal and Package Information for the 128-pin LQFP (Continued)
77
78
30
31
32
36
37
Signal Name
GPIOA2
GPIOA3
GPIOB0
GPIOB1
GPIOB2
GPIOB3
GPIOB4
CS2
CS3
HD0
HD1
HD2
HD3
HD4
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Output
Output
Type
Input
Input
Input
Input
Input
56854 Technical Data, Rev. 6
External Chip Select (CS2)—This pin is used as a dedicated GPIO.
Port A GPIO (2) —This pin is a General Purpose I/O (GPIO) pin
when not configured for host port usage.
External Chip Select (CS3)—This pin is used as a dedicated GPIO.
Port A GPIO (3)—This pin is a General Purpose I/O (GPIO) pin
when not configured for host port usage.
Host Address (HD0)—This input provides data selection for HI
registers.
This pin is disconnected internally during reset.
Port B GPIO (0)—This pin is a General Purpose I/O (GPIO) pin
when not configured for host port usage.
Host Address (HD1)—This input provides data selection for HI
registers.
This pin is disconnected internally during reset.
Port B GPIO (1)—This pin is a General Purpose I/O (GPIO) pin
when not configured for host port usage.
Host Address (HD2)—This input provides data selection for HI
registers.
This pin is disconnected internally during reset.
Port B GPIO (2)—This pin is a General Purpose I/O (GPIO) pin
when not configured for host port usage.
Host Address (HD3)—This input provides data selection for HI
registers.
This pin is disconnected internally during reset.
Port B GPIO (3)—This pin is a General Purpose I/O (GPIO) pin
when not configured for host port usage.
Host Address (HD4)—This input provides data selection for HI
registers.
This pin is disconnected internally during reset.
Port B GPIO (4)—This pin is a General Purpose I/O (GPIO) pin
when not configured for host port usage.
Description
Freescale Semiconductor