Psc1 Port Map—5 Pins - Freescale Semiconductor MPC5200B User Manual

Port_conf
Function
[29:31]
GPIO 00X
AC97_1 01X
UART1 100
UART1e 101
CODEC1 110
CODEC1 111
w/ MCLK
Note:
1. CODEC usage leaves pin 3 open for simple GPIO.
2. If port otherwise unused, all five pins are available as GPIO.
3. CODEC plus additional GPIO from elsewhere can implement Soft Modem or RS-232 functionality.
4. AC'97 usage is limited to PSC1 and PSC2.
Pin Name Dir. GPIO
PSC1_0 I/O GPIO
PSC1_1 I/O GPIO
PSC1_2 I/O GPIO
PSC1_3 I/O GPIO
PSC1_4 I/O GPIO_W/W
AKE_UP
Freescale Semiconductor
UART1(e) CODEC1
5 4
Pin Drivers and MUX Logic
PSC_0
PSC_0 PSC_1
GPIO GPIO
AC97_1_SDATA_O AC97_1_SDATA_IN AC97_1_SYNC
UT
UART1_TXD UART1_RXD
UART1e_TXD UART1e_RXD
CODEC1_TXD CODEC1_RXD
CODEC1_w/ CODEC1_w/
MCLK_TXD MCLK_RXD
Figure 2-4. PSC1 Port Map—5 Pins
Table 2-9. PSC1 Pin Functions
AC97_1
AC97_1_SDATA_OUT UART1_TXD
AC97_1_SDATA_IN UART1_RXD
AC97_1_SYNC UART1_RTS
AC97_1_BITCLK UART1_CTS
AC97_1_RES GPIO_W/WAKE_UP
MPC5200B Users Guide, Rev. 1
AC971
5
PSC_2
PSC_1
PSC_2
GPIO GPIO
AC97_1_BITCLK
UART1_RTS UART2_CTS
UART1e_RTS UART1e_CTS
GPIO CODEC1_CLK
CODEC1_w/ CODEC1_w/
MCLK_MCLK MCLK_CLK
UART1 UART1e
UART1e_TXD
UART1e_RXD
UART1e_RTS
UART1e_CTS
UART1e_DCD
Pinout Tables
GPIO
5
PSC_3 PSC_4
PSC_3 PSC_4
GPIO_W/WAKE_UP
AC97_1_RES
GPIO_W/WAKE_UP
UART1e_DCD
CODEC1_FRAME
CODEC1_w/
MCLK_FRAME
CODEC1 w/
CODEC1
MCLK
CODEC1_TXD CODEC1_w/
MCLK_TXD
CODEC1_RXD CODEC1_w/
MCLK_RXD
GPIO CODEC1_w/
MCLK_MCLK
CODEC1_CLK CODEC1_w/
MCLK_CLK
CODEC1_FRAME CODEC1_w/
MCLK_FRAME
2-31