?? aic_cfg.inc
字號:
***********************************************************************
* MODULE NAME: aic_cfg.inc *
* *
* AUTHOR: Nathan Baltz *
* *
* DESCRIPTION: This file initializes constants that are used for *
* the initialization of the Analog Interface Circuit (AIC). * *
* *
* DATE: Summer 1996 *
* *
***********************************************************************
* (C) COPYRIGHT TEXAS INSTRUMENTS, INC. 1996 *
***********************************************************************
K_0 .set 0
K_A_15_9 .set 0000000b << 9 ; A register bits 15-9
K_A_8 .set 1b << 8 ; set bit 8 to 1
K_A_7_0 .set 00100100b << 0 ; bits 7-0
K_REG_1 .set K_A_15_9|K_A_8|K_A_7_0 ; 8-bit (DS07-DS00) data for A register
; FCLK = 144kHz => A = 24h
K_B_15_12 .set 0000b << 12 ; B register bits 15-12
K_B_11_8 .set 0010b << 8 ; set bit 9 to 1
K_B_7_0 .set 00001111b << 0 ; bits 7-0
K_REG_2 .set K_B_15_12|K_B_11_8|K_B_7_0 ; 8-bit (DS07-DS00) data for B register
; fs = 9.6kHz => B = 0fh
K_AA_15_12 .set 0000b << 12 ; A' register bits 15-12
K_AA_11_8 .set 0011b << 8 ; set bit 9 to 1 and 8 to 1
K_AA_7_0 .set 00000000b << 0 ; bits 7-0
K_REG_3 .set K_AA_15_12|K_AA_11_8|K_AA_7_0 ; 8-bit (DS07-DS00) data for A?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -