Texas Instruments TMS3320C5515 - Manual (Page 62)

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Table 1-44. EBSR Register Bit Descriptions Field Descriptions
Bit Field Value Description
15 Reserved 0 Reserved. Read-only, writes have no effect.
14-12 PPMODE Parallel Port Mode Control Bits. These bits control the pin multiplexing of the LCD Controller, SPI,
UART, I2S2, I2S3, and GP[31:27, 20:18] pins on the parallel port.
000 Mode 0 (16-bit LCD Controller). All 21 signals of the LCD Bridge module are routed to the 21
external signals of the parallel port.
001 Mode 1 (SPI, GPIO, UART, and I2S2). 7 signals of the SPI module, 6 GPIO signals, 4 signals of
the UART module and 4 signals of the I2S2 module are routed to the 21 external signals of the
parallel port.
010 Mode 2 (8-bit LCD Controller and GPIO). 8-bits of pixel data of the LCD Controller module and 8
GPIO are routed to the 21 external signals of the parallel port.
011 Mode 3 (8-bit LCD Controller, SPI, and I2S3). 8-bits of pixel data of the LCD Controller module, 4
signals of the SPI module, and 4 signals of the I2S3 module are routed to the 21 external signals of
the parallel port.
100 Mode 4 (8-bit LCD Controller, I2S2, and UART). 8-bits of pixel data of the LCD Controller module, 4
signals of the I2S2 module, and 4 signals of the UART module are routed to the 21 external signals
of the parallel port.
101 Mode 5 (8-bit LCD Controller, SPI, and UART). 8-bits of pixel data of the LCD Controller module, 4
signals of the SPI module, and 4 signals of the UART module are routed to the 21 external signals
of the parallel port.
110 Mode 6 (SPI, I2S2, I2S3, and GPIO). 7 signals of the SPI module, 4 signals of the I2S2 module, 4
signals of the I2S3 module, and 6 GPIO are routed to the 21 external signals of the parallel port.
111 Reserved
11-10 SP1MODE Serial Port 1 Mode Control Bits. The bits control the pin multiplexing of the MMC1, I2S1, and GPIO
pins on serial port 1.
00 Mode 0 (MMC/SD1). All 6 signals of the MMC/SD1 module are routed to the 6 external signals of
the serial port 1.
01 Mode 1 (I2S1 and GP[11:10]). 4 signals of the I2S1 module and 2 GP[11:10] signals are routed to
the 6 external signals of the serial port 1.
10 Mode 2 (GP[11:6]). 6 GPIO signals (GP[11:6]) are routed to the 6 external signals of the serial port
1.
11 Reserved
9-8 SP0MODE Serial Port 0 Mode Control Bits. The bits control the pin multiplexing of the MMC0, I2S0, and GPIO
pins on serial port 0.
00 Mode 0 (MMC/SD0). All 6 signals of the MMC/SD0 module are routed to the 6 external signals of
the serial port 0.
01 Mode 1 (I2S0 and GP[5:0]). 4 signals of the I2S0 module and 2 GP[5:4] signals are routed to the 6
external signals of the serial port 0.
10 Mode 2 (GP[5:0]). 6 GPIO signals (GP[5:0]) are routed to the 6 external signals of the serial port 0.
11 Reserved
7-6 Reserved 0 Reserved. Read-only, writes have no effect.
5 A20_MODE A20 Pin Mode Bit. This bit controls the pin multiplexing of the EMIF address 20 (EM_A[20]) and
general-purpose input/output pin 26 (GP[26]) pin functions.
0 Pin function is EMIF address pin 20 (EM_A[20]).
1 Pin function is general-purpose input/output pin 26 (GP[26]).
4 A19_MODE A19 Pin Mode Bit. This bit controls the pin multiplexing of the EMIF address 19 (EM_A[19]) and
general-purpose input/output pin 25 (GP[25]) pin functions.
0 Pin function is EMIF address pin 19 (EM_A[19]).
1 Pin function is general-purpose input/output pin 25 (GP[25]).
3 A18_MODE A18 Pin Mode Bit. This bit controls the pin multiplexing of the EMIF address 18 (EM_A[18]) and
general-purpose input/output pin 24 (GP[24]) pin functions.
0 Pin function is EMIF address pin 18 (EM_A[18]).
1 Pin function is general-purpose input/output pin 24 (GP[24]).
62 System Control SPRUFX5A – October 2010 – Revised November 2010
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