DSP56309EVM Freescale Semiconductor, DSP56309EVM Datasheet - Page 228

• Manufacturer Part Number: DSP56309EVM
• Description: KIT EVALUATION FOR XC56309
• Manufacturer: Freescale Semiconductor
• Type: DSPr

Specifications of DSP56309EVM

• Contents: Module Board, Installation Guide, Power Supply, Cable, Software and more
• Description/function: Audio DSPs
• Product: Audio Modules
• For Use With/related Products: DSP56309
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Bootstrap Program
HC11HOSTLD
I8051HOSTLD
HI08CONT
A-6
bra
movep
bra
movep
bset
jclr
movep
jclr
<HI08CONT
#%0000001000011000,x:M_HPCR
<HI08CONT
#%0001110000011110,x:M_HPCR
#HEN,x:M_HPCR
#HRDF,x:M_HSR,*
x:M_HRX,a0
#HRDF,x:M_HSR,*
; HA8EN = 0 (address 8 enable bit has no
;
; HGEN
; Configure the following conditions:
; HAP
; HRP
; HCSP
; HD/HS = 0 Single strobe bus (R/W~ and DS)
; HMUX
; HASP
;
; HDSP
; HROD
; spare = 0 This bit should be set to 0 for
;
; HEN
;
; HAEN
; HREN
; HCSEN = 1 Host chip select input enabled
; HA9EN = 0 (address 9 enable bit has no
;
; HA8EN = 0 (address 8 enable bit has no
;
; HGEN
; Configure the following conditions:
; HAP
; HRP
; HCSP
; HD/HS = 1 Dual strobes bus (RD and WR)
; HMUX
; HASP
; HDSP
; HROD
; spare = 0 This bit should be set to 0 for
;
; HEN
;
; HAEN
; HREN
; HCSEN = 1 Host chip select input enabled
; HA9EN = 1 Enable address 9 input
; HA8EN = 1 Enable address 8 input
; HGEN
DSP56309 User’s Manual, Rev. 1
= 0 Host GPIO pins are disabled
= 0 Negative host acknowledge
= 0 Negative host request
= 0 Negatice chip select input
= 0 Non multiplexed bus
= 0 (address strobe polarity has no
= 1 Negative data stobes polarity
= 0 Host request is active when enabled
= 0 When the HPCR register is modified
= 0 Host acknowledge is disabled
= 1 Host requests are enabled
= 0 Host GPIO pins are disabled
= 0 Negative host acknowledge
= 0 Negatice host request
= 0 Negatice chip select input
= 1 Multiplexed bus
= 1 Positive address strobe polarity
= 0 Negative data stobes polarity
= 0 Host request is active when enabled
= 0 When the HPCR register is modified
= 0 Host acknowledge is disabled
= 1 Host requests are enabled
= 0 Host GPIO pins are disabled
; Enable the HI08 to operate as host
; interface (set HEN=1)
; wait for the program length to be
; written
; wait for the program starting address
meaning non-multiplexed bus)
meaning in non-multiplexed bus)
future compatability
HEN should be cleared
meaning in non-multiplexed bus)
meaning in non-multiplexed bus)
future compatability
HEN should be cleared
Freescale Semiconductor